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DbProviderFactory — провайдер-незалежний код","/csharp/ado-net/provider-factory","01.csharp/09.ado-net/07.provider-factory",{"title":438,"path":439,"stem":440},"9.8. Асинхронний доступ до даних","/csharp/ado-net/async-data-access","01.csharp/09.ado-net/08.async-data-access",{"title":442,"path":443,"stem":444},"9.9. Від'єднаний режим: DataSet, DataTable, DataRow","/csharp/ado-net/disconnected-mode-dataset","01.csharp/09.ado-net/09.disconnected-mode-dataset",{"title":446,"path":447,"stem":448},"9.10. DataAdapter — міст між DataSet та базою даних","/csharp/ado-net/data-adapter","01.csharp/09.ado-net/10.data-adapter",{"title":450,"path":451,"stem":452},"9.11. Data Mapper та Repository: Архітектура доступу до даних","/csharp/ado-net/data-mapper-repository","01.csharp/09.ado-net/11.data-mapper-repository",{"title":454,"path":455,"stem":456},"9.12. Identity Map, Unit of Work та Specification Pattern","/csharp/ado-net/advanced-patterns","01.csharp/09.ado-net/12.advanced-patterns",{"title":458,"icon":255,"path":459,"stem":460,"children":461,"page":59},"Ef Core","/csharp/ef-core","01.csharp/10.ef-core",[462,466,470,474,478,482,486,490,494,498,502,506,510,514,518,522,526,532,538,542,546,550,554,558,562,566,570,574,578,582,586,590,594,598,602,606,610,614,618,622,626,630,634,638,642,646],{"title":463,"path":464,"stem":465},"Що таке ORM? Від SQL до об'єктів","/csharp/ef-core/what-is-orm","01.csharp/10.ef-core/01.what-is-orm",{"title":467,"path":468,"stem":469},"Перший проєкт — від нуля до CRUD","/csharp/ef-core/first-project","01.csharp/10.ef-core/02.first-project",{"title":471,"path":472,"stem":473},"DbContext — Серце EF Core","/csharp/ef-core/dbcontext-deep-dive","01.csharp/10.ef-core/03.dbcontext-deep-dive",{"title":475,"path":476,"stem":477},"Провайдери баз даних — Архітектура та Вибір СУБД","/csharp/ef-core/database-providers","01.csharp/10.ef-core/04.database-providers",{"title":479,"path":480,"stem":481},"Конвенції EF Core — Магія без конфігурації","/csharp/ef-core/conventions","01.csharp/10.ef-core/05.conventions",{"title":483,"path":484,"stem":485},"Fluent API та Data Annotations — Явна конфігурація моделі","/csharp/ef-core/fluent-api-vs-annotations","01.csharp/10.ef-core/06.fluent-api-vs-annotations",{"title":487,"path":488,"stem":489},"Зв'язки — One-to-One та One-to-Many","/csharp/ef-core/relationships-basics","01.csharp/10.ef-core/07.relationships-basics",{"title":491,"path":492,"stem":493},"Зв'язки Advanced — Many-to-Many та Складні Сценарії","/csharp/ef-core/relationships-advanced","01.csharp/10.ef-core/08.relationships-advanced",{"title":495,"path":496,"stem":497},"Властивості — Типи, Конвертери, Компаратори (Частина 1)","/csharp/ef-core/property-configuration-part1","01.csharp/10.ef-core/09.property-configuration-part1",{"title":499,"path":500,"stem":501},"Властивості — Value Comparers, Generators, Shadow Properties (Частина 2)","/csharp/ef-core/property-configuration-part2","01.csharp/10.ef-core/09.property-configuration-part2",{"title":503,"path":504,"stem":505},"Складні типи — Owned Types та Complex Types (Частина 1)","/csharp/ef-core/complex-types-owned-part1","01.csharp/10.ef-core/10.complex-types-owned-part1",{"title":507,"path":508,"stem":509},"Складні типи — Complex Types, Keyless Entities, Порівняння (Частина 2)","/csharp/ef-core/complex-types-owned-part2","01.csharp/10.ef-core/10.complex-types-owned-part2",{"title":511,"path":512,"stem":513},"JSON Columns — Складні дані у JSON (Частина 1)","/csharp/ef-core/json-columns-part1","01.csharp/10.ef-core/11.json-columns-part1",{"title":515,"path":516,"stem":517},"JSON Columns — Value Comparers, Індекси, Провайдери (Частина 2)","/csharp/ef-core/json-columns-part2","01.csharp/10.ef-core/11.json-columns-part2",{"title":519,"path":520,"stem":521},"Успадкування — Абстрактні класи та TPH (Частина 1)","/csharp/ef-core/inheritance-part1","01.csharp/10.ef-core/12.inheritance-part1",{"title":523,"path":524,"stem":525},"Успадкування — TPT, TPC та Порівняння Стратегій (Частина 2)","/csharp/ef-core/inheritance-part2","01.csharp/10.ef-core/12.inheritance-part2",{"title":527,"path":528,"stem":529,"children":530},"Індекси, Обмеження та Схема (Частина 1)","/csharp/ef-core/indexes-constraints-part1","01.csharp/10.ef-core/13.indexes-constraints-part1",[531],{"title":527,"path":528,"stem":529},{"title":533,"path":534,"stem":535,"children":536},"Індекси, Обмеження та Схема (Частина 2)","/csharp/ef-core/indexes-constraints-part2","01.csharp/10.ef-core/13.indexes-constraints-part2",[537],{"title":533,"path":534,"stem":535},{"title":539,"path":540,"stem":541},"Seed Data — Початкові Дані (Частина 1)","/csharp/ef-core/seeding-part1","01.csharp/10.ef-core/14.seeding-part1",{"title":543,"path":544,"stem":545},"Seed Data — SQL-скрипти, Bogus та Стратегії (Частина 2)","/csharp/ef-core/seeding-part2","01.csharp/10.ef-core/14.seeding-part2",{"title":547,"path":548,"stem":549},"Global Query Filters — Глобальні Фільтри (Частина 1)","/csharp/ef-core/global-query-filters-part1","01.csharp/10.ef-core/15.global-query-filters-part1",{"title":551,"path":552,"stem":553},"Global Query Filters — Підводні камені та Інтеграція (Частина 2)","/csharp/ef-core/global-query-filters-part2","01.csharp/10.ef-core/15.global-query-filters-part2",{"title":555,"path":556,"stem":557},"LINQ-запити в EF Core (Частина 1)","/csharp/ef-core/linq-queries-part1","01.csharp/10.ef-core/16.linq-queries-part1",{"title":559,"path":560,"stem":561},"LINQ-запити в EF Core (Частина 2)","/csharp/ef-core/linq-queries-part2","01.csharp/10.ef-core/16.linq-queries-part2",{"title":563,"path":564,"stem":565},"Завантаження Пов'язаних Даних (Частина 1)","/csharp/ef-core/loading-related-data-part1","01.csharp/10.ef-core/17.loading-related-data-part1",{"title":567,"path":568,"stem":569},"Завантаження Пов'язаних Даних (Частина 2)","/csharp/ef-core/loading-related-data-part2","01.csharp/10.ef-core/17.loading-related-data-part2",{"title":571,"path":572,"stem":573},"Raw SQL, Views та Stored Procedures (Частина 1)","/csharp/ef-core/raw-sql-part1","01.csharp/10.ef-core/18.raw-sql-part1",{"title":575,"path":576,"stem":577},"Raw SQL — Stored Procedures, DbFunction та Bulk Operations (Частина 2)","/csharp/ef-core/raw-sql-part2","01.csharp/10.ef-core/18.raw-sql-part2",{"title":579,"path":580,"stem":581},"Продвинуті Запити — Compiled Queries, Bulk та Оптимізація (Частина 1)","/csharp/ef-core/advanced-queries-part1","01.csharp/10.ef-core/19.advanced-queries-part1",{"title":583,"path":584,"stem":585},"Продвинуті Запити — Query Tags, Bulk та Interceptors (Частина 2)","/csharp/ef-core/advanced-queries-part2","01.csharp/10.ef-core/19.advanced-queries-part2",{"title":587,"path":588,"stem":589},"Change Tracker — Відстеження Змін (Частина 1)","/csharp/ef-core/change-tracking-part1","01.csharp/10.ef-core/20.change-tracking-part1",{"title":591,"path":592,"stem":593},"Change Tracker — Графи Об'єктів та Disconnected (Частина 2)","/csharp/ef-core/change-tracking-part2","01.csharp/10.ef-core/20.change-tracking-part2",{"title":595,"path":596,"stem":597},"Збереження Даних та Транзакції (Частина 1)","/csharp/ef-core/saving-data-part1","01.csharp/10.ef-core/21.saving-data-part1",{"title":599,"path":600,"stem":601},"Збереження Даних — Concurrency та Outbox (Частина 2)","/csharp/ef-core/saving-data-part2","01.csharp/10.ef-core/21.saving-data-part2",{"title":603,"path":604,"stem":605},"Конкурентність та Блокування (Частина 1)","/csharp/ef-core/concurrency-part1","01.csharp/10.ef-core/22.concurrency-part1",{"title":607,"path":608,"stem":609},"Конкурентність — Дедлоки та Queue Processing (Частина 2)","/csharp/ef-core/concurrency-part2","01.csharp/10.ef-core/22.concurrency-part2",{"title":611,"path":612,"stem":613},"Міграції в EF Core — Основи (Частина 1)","/csharp/ef-core/migrations-basics-part1","01.csharp/10.ef-core/23.migrations-basics-part1",{"title":615,"path":616,"stem":617},"Міграції в EF Core — Основи (Частина 2)","/csharp/ef-core/migrations-basics-part2","01.csharp/10.ef-core/23.migrations-basics-part2",{"title":619,"path":620,"stem":621},"Міграції — Просунуті Сценарії (Частина 1)","/csharp/ef-core/migrations-advanced-part1","01.csharp/10.ef-core/24.migrations-advanced-part1",{"title":623,"path":624,"stem":625},"Міграції — Просунуті Сценарії (Частина 2)","/csharp/ef-core/migrations-advanced-part2","01.csharp/10.ef-core/24.migrations-advanced-part2",{"title":627,"path":628,"stem":629},"Управління Схемою та Database-First (Частина 1)","/csharp/ef-core/schema-management-part1","01.csharp/10.ef-core/25.schema-management-part1",{"title":631,"path":632,"stem":633},"Управління Схемою та Database-First (Частина 2)","/csharp/ef-core/schema-management-part2","01.csharp/10.ef-core/25.schema-management-part2",{"title":635,"path":636,"stem":637},"Продуктивність EF Core — Основи (Частина 1)","/csharp/ef-core/performance-fundamentals-part1","01.csharp/10.ef-core/26.performance-fundamentals-part1",{"title":639,"path":640,"stem":641},"Interceptors в EF Core (Частина 1)","/csharp/ef-core/interceptors-part1","01.csharp/10.ef-core/29.interceptors-part1",{"title":643,"path":644,"stem":645},"Interceptors в EF Core — Connection, Transaction та Materialization (Частина 2)","/csharp/ef-core/interceptors-part2","01.csharp/10.ef-core/29.interceptors-part2",{"title":647,"path":648,"stem":649},"План вивчення Entity Framework Core — Повний курс","/csharp/ef-core/implementation_plan","01.csharp/10.ef-core/implementation_plan",{"title":651,"icon":652,"path":653,"stem":654,"children":655,"page":59},"ASP.NET","i-devicon-dotnetcore","/csharp/aspnet","01.csharp/11.aspnet",[656,730,791,869,927,941,967,1057,1111,1182,1212,1289],{"title":657,"icon":658,"path":659,"stem":660,"children":661,"page":59},"Minimal API","i-lucide-network","/csharp/aspnet/minimal-api","01.csharp/11.aspnet/01.minimal-api",[662,666,670,674,678,682,686,690,694,698,702,706,710,714,718,722,726],{"title":663,"path":664,"stem":665},"Вступ до ASP.NET та еволюція фреймворку","/csharp/aspnet/minimal-api/introduction","01.csharp/11.aspnet/01.minimal-api/01.introduction",{"title":667,"path":668,"stem":669},"Перший додаток на ASP.NET Core","/csharp/aspnet/minimal-api/first-application","01.csharp/11.aspnet/01.minimal-api/02.first-application",{"title":671,"path":672,"stem":673},"WebApplication, Builder та Dependency Injection","/csharp/aspnet/minimal-api/webapplication-builder","01.csharp/11.aspnet/01.minimal-api/03.webapplication-builder",{"title":675,"path":676,"stem":677},"Конвеєр запитів та Middleware","/csharp/aspnet/minimal-api/request-pipeline-middleware","01.csharp/11.aspnet/01.minimal-api/04.request-pipeline-middleware",{"title":679,"path":680,"stem":681},"Маршрутизація в ASP.NET Core: Основи","/csharp/aspnet/minimal-api/routing-basics","01.csharp/11.aspnet/01.minimal-api/05.routing-basics",{"title":683,"path":684,"stem":685},"Маршрутизація в ASP.NET Core: Розширені можливості","/csharp/aspnet/minimal-api/routing-advanced","01.csharp/11.aspnet/01.minimal-api/06.routing-advanced",{"title":687,"path":688,"stem":689},"Статичні файли в ASP.NET Core","/csharp/aspnet/minimal-api/static-files","01.csharp/11.aspnet/01.minimal-api/07.static-files",{"title":691,"path":692,"stem":693},"Статичні Активи: MapStaticAssets (ASP.NET Core 9.0)","/csharp/aspnet/minimal-api/static-assets","01.csharp/11.aspnet/01.minimal-api/08.static-assets",{"title":695,"path":696,"stem":697},"Конфігурація в ASP.NET Core: Основи","/csharp/aspnet/minimal-api/configuration-fundamentals","01.csharp/11.aspnet/01.minimal-api/09.configuration-fundamentals",{"title":699,"path":700,"stem":701},"Конфігурація: Паттерн Options","/csharp/aspnet/minimal-api/configuration-options","01.csharp/11.aspnet/01.minimal-api/10.configuration-options",{"title":703,"path":704,"stem":705},"Логування в ASP.NET Core: Основи","/csharp/aspnet/minimal-api/logging-basics","01.csharp/11.aspnet/01.minimal-api/11.logging-basics",{"title":707,"path":708,"stem":709},"Логування: Serilog та Middleware","/csharp/aspnet/minimal-api/logging-advanced","01.csharp/11.aspnet/01.minimal-api/12.logging-advanced",{"title":711,"path":712,"stem":713},"Управління станом: HttpContext.Items та Cookies","/csharp/aspnet/minimal-api/state-management","01.csharp/11.aspnet/01.minimal-api/13.state-management",{"title":715,"path":716,"stem":717},"Стан сесії: Sessions","/csharp/aspnet/minimal-api/session-state","01.csharp/11.aspnet/01.minimal-api/14.session-state",{"title":719,"path":720,"stem":721},"Структура проєкту: від хаосу до архітектури","/csharp/aspnet/minimal-api/project-structure","01.csharp/11.aspnet/01.minimal-api/15.project-structure",{"title":723,"path":724,"stem":725},"Scalar у Minimal API: повний проєкт і Fluent OpenAPI","/csharp/aspnet/minimal-api/scalar-openapi-fluent","01.csharp/11.aspnet/01.minimal-api/16.scalar-openapi-fluent",{"title":727,"path":728,"stem":729},"Swagger / Swashbuckle у Minimal API: окремий класичний шлях","/csharp/aspnet/minimal-api/swagger-swashbuckle","01.csharp/11.aspnet/01.minimal-api/17.swagger-swashbuckle",{"title":731,"icon":658,"path":732,"stem":733,"children":734,"page":59},"API","/csharp/aspnet/api","01.csharp/11.aspnet/02.api",[735,739,743,747,751,755,759,763,767,771,775,779,783,787],{"title":736,"path":737,"stem":738},"Що таке API. Клієнт-серверна архітектура","/csharp/aspnet/api/what-is-api","01.csharp/11.aspnet/02.api/01.what-is-api",{"title":740,"path":741,"stem":742},"Формати даних: JSON, XML, TOML та бінарні формати","/csharp/aspnet/api/data-formats","01.csharp/11.aspnet/02.api/02.data-formats",{"title":744,"path":745,"stem":746},"Парадигми API та концепція REST","/csharp/aspnet/api/api-paradigms-rest","01.csharp/11.aspnet/02.api/03.api-paradigms-rest",{"title":748,"path":749,"stem":750},"HTTP-методи, статус-коди та заголовки","/csharp/aspnet/api/http-methods-status-codes","01.csharp/11.aspnet/02.api/04.http-methods-status-codes",{"title":752,"path":753,"stem":754},"Організація HTTP API за принципами REST","/csharp/aspnet/api/rest-organizing","01.csharp/11.aspnet/02.api/05.rest-organizing",{"title":756,"path":757,"stem":758},"Номенклатура URL та CRUD-операції","/csharp/aspnet/api/url-nomenclature-crud","01.csharp/11.aspnet/02.api/06.url-nomenclature-crud",{"title":760,"path":761,"stem":762},"Правила дизайну: іменування та стандарти","/csharp/aspnet/api/api-design-naming","01.csharp/11.aspnet/02.api/07.api-design-naming",{"title":764,"path":765,"stem":766},"Валідація, ліміти та обробка помилок","/csharp/aspnet/api/api-design-validation","01.csharp/11.aspnet/02.api/08.api-design-validation",{"title":768,"path":769,"stem":770},"Обробка помилок у Minimal API","/csharp/aspnet/api/error-handling-http","01.csharp/11.aspnet/02.api/09.error-handling-http",{"title":772,"path":773,"stem":774},"Ідемпотентність та синхронізація стану","/csharp/aspnet/api/idempotency-sync","01.csharp/11.aspnet/02.api/10.idempotency-sync",{"title":776,"path":777,"stem":778},"Пагінація та організація списків","/csharp/aspnet/api/pagination-lists","01.csharp/11.aspnet/02.api/11.pagination-lists",{"title":780,"path":781,"stem":782},"Безпека API, кешування та інтернаціоналізація","/csharp/aspnet/api/security-auth","01.csharp/11.aspnet/02.api/12.security-auth",{"title":784,"path":785,"stem":786},"Процес проєктування API та документування","/csharp/aspnet/api/api-design-process","01.csharp/11.aspnet/02.api/13.api-design-process",{"title":788,"path":789,"stem":790},"OpenAPI: контракт, специфікація та документація API","/csharp/aspnet/api/openapi","01.csharp/11.aspnet/02.api/14.openapi",{"title":792,"icon":793,"path":794,"stem":795,"children":796,"page":59},"Auth","i-lucide-shield-check","/csharp/aspnet/auth","01.csharp/11.aspnet/03.auth",[797,801,805,809,813,817,821,825,829,833,837,841,845,849,853,857,861,865],{"title":798,"path":799,"stem":800},"Основи аутентифікації та авторизації","/csharp/aspnet/auth/auth-fundamentals","01.csharp/11.aspnet/03.auth/01.auth-fundamentals",{"title":802,"path":803,"stem":804},"JWT-аутентифікація","/csharp/aspnet/auth/jwt-authentication","01.csharp/11.aspnet/03.auth/02.jwt-authentication",{"title":806,"path":807,"stem":808},"Авторизація: ролі, політики та resource-based доступ","/csharp/aspnet/auth/authorization-policies","01.csharp/11.aspnet/03.auth/03.authorization-policies",{"title":810,"path":811,"stem":812},"Cookie-аутентифікація та ASP.NET Core Identity","/csharp/aspnet/auth/cookie-auth-identity","01.csharp/11.aspnet/03.auth/04.cookie-auth-identity",{"title":814,"path":815,"stem":816},"JWT + Refresh Tokens (HttpOnly Cookie)","/csharp/aspnet/auth/04b.identity-auth-jwt","01.csharp/11.aspnet/03.auth/04b.identity-auth-jwt",{"title":818,"path":819,"stem":820},"Identity: Підтвердження Email та Скидання Пароля","/csharp/aspnet/auth/identity-email-confirmation","01.csharp/11.aspnet/03.auth/05.identity-email-confirmation",{"title":822,"path":823,"stem":824},"Identity: Двофакторна Аутентифікація (2FA)","/csharp/aspnet/auth/identity-two-factor","01.csharp/11.aspnet/03.auth/06.identity-two-factor",{"title":826,"path":827,"stem":828},"Identity: Внутрішня Архітектура та Кастомізація","/csharp/aspnet/auth/identity-internals","01.csharp/11.aspnet/03.auth/07.identity-internals",{"title":830,"path":831,"stem":832},"OAuth 2.0 та зовнішні провайдери","/csharp/aspnet/auth/oauth-external-providers","01.csharp/11.aspnet/03.auth/08.oauth-external-providers",{"title":834,"path":835,"stem":836},"Безпека на практиці: CORS, HTTPS та захист від атак","/csharp/aspnet/auth/security-hardening","01.csharp/11.aspnet/03.auth/09.security-hardening",{"title":838,"path":839,"stem":840},"Теорія OAuth 2.0: Поняття, Аналогії та Флоу","/csharp/aspnet/auth/oauth-theory","01.csharp/11.aspnet/03.auth/10.oauth-theory",{"title":842,"path":843,"stem":844},"OIDC, OAuth 2.0 та Keycloak в ASP.NET Core","/csharp/aspnet/auth/oidc-keycloak","01.csharp/11.aspnet/03.auth/10.oidc-keycloak",{"title":846,"path":847,"stem":848},"API Keys аутентифікація в ASP.NET Core","/csharp/aspnet/auth/api-keys","01.csharp/11.aspnet/03.auth/11.api-keys",{"title":850,"path":851,"stem":852},"Rate Limiting та Throttling в ASP.NET Core","/csharp/aspnet/auth/rate-limiting","01.csharp/11.aspnet/03.auth/12.rate-limiting",{"title":854,"path":855,"stem":856},"Refresh Token Rotation в ASP.NET Core","/csharp/aspnet/auth/refresh-token-rotation","01.csharp/11.aspnet/03.auth/13.refresh-token-rotation",{"title":858,"path":859,"stem":860},"Certificate Authentication та mTLS в ASP.NET Core","/csharp/aspnet/auth/certificate-auth","01.csharp/11.aspnet/03.auth/14.certificate-auth",{"title":862,"path":863,"stem":864},"RBAC, ABAC та ReBAC в ASP.NET Core","/csharp/aspnet/auth/rbac-abac-rebac","01.csharp/11.aspnet/03.auth/15.rbac-abac-rebac",{"title":866,"path":867,"stem":868},"Multi-tenancy та ізоляція даних в ASP.NET Core","/csharp/aspnet/auth/multi-tenancy","01.csharp/11.aspnet/03.auth/16.multi-tenancy",{"title":870,"icon":871,"path":872,"stem":873,"children":874,"page":59},"Нотифікації","i-lucide-bell","/csharp/aspnet/notifications","01.csharp/11.aspnet/04.notifications",[875,879,883,887,891,895,899,903,907,911,915,919,923],{"title":876,"path":877,"stem":878},"In-App нотифікації через базу даних","/csharp/aspnet/notifications/in-app-database-notifications","01.csharp/11.aspnet/04.notifications/01.in-app-database-notifications",{"title":880,"path":881,"stem":882},"Polling: Регулярний запит оновлень","/csharp/aspnet/notifications/polling","01.csharp/11.aspnet/04.notifications/02.polling",{"title":884,"path":885,"stem":886},"Server-Sent Events: Однострімовий push від сервера","/csharp/aspnet/notifications/server-sent-events","01.csharp/11.aspnet/04.notifications/03.server-sent-events",{"title":888,"path":889,"stem":890},"WebSockets: Двостороннє з'єднання в реальному часі","/csharp/aspnet/notifications/websockets","01.csharp/11.aspnet/04.notifications/04.websockets",{"title":892,"path":893,"stem":894},"SignalR: Абстракція над транспортами реального часу","/csharp/aspnet/notifications/signalr","01.csharp/11.aspnet/04.notifications/05.signalr",{"title":896,"path":897,"stem":898},"Background Services: Фонові задачі в ASP.NET Core","/csharp/aspnet/notifications/background-services","01.csharp/11.aspnet/04.notifications/06.background-services",{"title":900,"path":901,"stem":902},"Web Push нотифікації","/csharp/aspnet/notifications/web-push","01.csharp/11.aspnet/04.notifications/07.web-push",{"title":904,"path":905,"stem":906},"Email нотифікації","/csharp/aspnet/notifications/email-notifications","01.csharp/11.aspnet/04.notifications/08.email-notifications",{"title":908,"path":909,"stem":910},"Порівняння підходів: Як вибрати правильну технологію нотифікацій","/csharp/aspnet/notifications/choosing-the-right-approach","01.csharp/11.aspnet/04.notifications/09.choosing-the-right-approach",{"title":912,"path":913,"stem":914},"Hangfire: Надійне планування фонових задач","/csharp/aspnet/notifications/hangfire","01.csharp/11.aspnet/04.notifications/10.hangfire",{"title":916,"path":917,"stem":918},"Практика: Конвертація зображень у WebP через Hangfire","/csharp/aspnet/notifications/hangfire-image-webp","01.csharp/11.aspnet/04.notifications/11.hangfire-image-webp",{"title":920,"path":921,"stem":922},"Практика: Підготовка відео до HLS-стрімінгу через Hangfire","/csharp/aspnet/notifications/hangfire-video-hls","01.csharp/11.aspnet/04.notifications/12.hangfire-video-hls",{"title":924,"path":925,"stem":926},"Telegram-нотифікації: від одного повідомлення до масових розсилок і мульти-канального підходу","/csharp/aspnet/notifications/telegram-notifications","01.csharp/11.aspnet/04.notifications/13.telegram-notifications",{"title":928,"icon":929,"path":930,"stem":931,"children":932,"page":59},"Інтернаціоналізація","i-lucide-languages","/csharp/aspnet/i18n","01.csharp/11.aspnet/05.i18n",[933,937],{"title":934,"path":935,"stem":936},"Інтернаціоналізація (i18n) у Minimal API: від A до Я","/csharp/aspnet/i18n/internationalization","01.csharp/11.aspnet/05.i18n/01.internationalization",{"title":938,"path":939,"stem":940},"Humanizer: людиномовні рядки у .NET","/csharp/aspnet/i18n/humanizer","01.csharp/11.aspnet/05.i18n/02.humanizer",{"title":942,"icon":943,"path":944,"stem":945,"children":946,"page":59},"Кешування","i-lucide-layers","/csharp/aspnet/caching","01.csharp/11.aspnet/06.caching",[947,951,955,959,963],{"title":948,"path":949,"stem":950},"Огляд кешування: чотири рівні і коли що обирати","/csharp/aspnet/caching/caching","01.csharp/11.aspnet/06.caching/01.caching",{"title":952,"path":953,"stem":954},"IMemoryCache: кеш в оперативній пам'яті","/csharp/aspnet/caching/memory-cache","01.csharp/11.aspnet/06.caching/02.memory-cache",{"title":956,"path":957,"stem":958},"IDistributedCache і Redis: розподілений кеш","/csharp/aspnet/caching/distributed-cache","01.csharp/11.aspnet/06.caching/03.distributed-cache",{"title":960,"path":961,"stem":962},"Response Cache: HTTP-кешування через Cache-Control","/csharp/aspnet/caching/response-cache","01.csharp/11.aspnet/06.caching/04.response-cache",{"title":964,"path":965,"stem":966},"Output Cache: серверний кеш HTTP-відповідей (.NET 7+)","/csharp/aspnet/caching/output-cache","01.csharp/11.aspnet/06.caching/05.output-cache",{"title":968,"icon":969,"path":970,"stem":971,"children":972,"page":59},"Тестування","i-lucide-test-tube","/csharp/aspnet/testing","01.csharp/11.aspnet/07.testing",[973,977,981,985,989,993,997,1001,1005,1009,1013,1017,1021,1025,1029,1033,1037,1041,1045,1049,1053],{"title":974,"path":975,"stem":976},"Що таке тестування? Від інтуїції до науки","/csharp/aspnet/testing/what-is-testing","01.csharp/11.aspnet/07.testing/01.what-is-testing",{"title":978,"path":979,"stem":980},"Піраміда тестування — Стратегія, а не Догма","/csharp/aspnet/testing/testing-pyramid","01.csharp/11.aspnet/07.testing/02.testing-pyramid",{"title":982,"path":983,"stem":984},"Дві Школи Тестування — Лондон проти Детройту","/csharp/aspnet/testing/testing-schools","01.csharp/11.aspnet/07.testing/03.testing-schools",{"title":986,"path":987,"stem":988},"TDD та BDD — Тести як Дизайн-інструмент","/csharp/aspnet/testing/tdd-and-bdd","01.csharp/11.aspnet/07.testing/04.tdd-and-bdd",{"title":990,"path":991,"stem":992},"Що саме тестувати — Техніки аналізу та Циклomatична складність","/csharp/aspnet/testing/what-to-test","01.csharp/11.aspnet/07.testing/05.what-to-test",{"title":994,"path":995,"stem":996},"Тестові Фреймворки — Навіщо вони і що всередині","/csharp/aspnet/testing/test-frameworks","01.csharp/11.aspnet/07.testing/06.test-frameworks",{"title":998,"path":999,"stem":1000},"xUnit — Факти, Теорії та Lifecycle тестів","/csharp/aspnet/testing/xunit-basics","01.csharp/11.aspnet/07.testing/07.xunit-basics",{"title":1002,"path":1003,"stem":1004},"xUnit Advanced — Fixtures, Кастомізація та Розширення","/csharp/aspnet/testing/xunit-advanced","01.csharp/11.aspnet/07.testing/08.xunit-advanced",{"title":1006,"path":1007,"stem":1008},"Moq — Глибоке занурення в мокування","/csharp/aspnet/testing/mocking-with-moq","01.csharp/11.aspnet/07.testing/09.mocking-with-moq",{"title":1010,"path":1011,"stem":1012},"Тестування Баз Даних — EF Core, SQLite та Testcontainers","/csharp/aspnet/testing/database-testing","01.csharp/11.aspnet/07.testing/10.database-testing",{"title":1014,"path":1015,"stem":1016},"Integration Testing — Частина 1 [Теорія та WebApplicationFactory]","/csharp/aspnet/testing/integration-testing","01.csharp/11.aspnet/07.testing/11.integration-testing",{"title":1018,"path":1019,"stem":1020},"Інтеграційне тестування — Практика","/csharp/aspnet/testing/11a.integration-testing-practice","01.csharp/11.aspnet/07.testing/11a.integration-testing-practice",{"title":1022,"path":1023,"stem":1024},"Integration Testing — Частина 2 [Просунуті Сценарії та Testcontainers]","/csharp/aspnet/testing/integration-testing-advanced","01.csharp/11.aspnet/07.testing/12.integration-testing-advanced",{"title":1026,"path":1027,"stem":1028},"Професійний Postman: Колекції, Змінні та GitHub Інтеграція","/csharp/aspnet/testing/postman-professional","01.csharp/11.aspnet/07.testing/13.postman-professional",{"title":1030,"path":1031,"stem":1032},"HttpClient у Тестах Частина 1: Архітектура та MockHttpMessageHandler","/csharp/aspnet/testing/httpclient-testing","01.csharp/11.aspnet/07.testing/14.httpclient-testing",{"title":1034,"path":1035,"stem":1036},"HttpClient у Тестах Частина 2: WireMock.Net та Resilience","/csharp/aspnet/testing/wiremock-net","01.csharp/11.aspnet/07.testing/15.wiremock-net",{"title":1038,"path":1039,"stem":1040},"Патерни та Анти-патерни Тестування: Test Smells","/csharp/aspnet/testing/testing-patterns","01.csharp/11.aspnet/07.testing/16.testing-patterns",{"title":1042,"path":1043,"stem":1044},"Просунуті інструменти: Time, Snapshots та Властивості","/csharp/aspnet/testing/advanced-testing-tools","01.csharp/11.aspnet/07.testing/17.advanced-testing-tools",{"title":1046,"path":1047,"stem":1048},"Тестування Архітектури з NetArchTest","/csharp/aspnet/testing/architecture-testing","01.csharp/11.aspnet/07.testing/18.architecture-testing",{"title":1050,"path":1051,"stem":1052},"Тестування Продуктивності: BenchmarkDotNet, NBomber та k6","/csharp/aspnet/testing/performance-testing","01.csharp/11.aspnet/07.testing/19.performance-testing",{"title":1054,"path":1055,"stem":1056},"Залишок плану для курсу \"Тестування ASP.NET Minimal API\"","/csharp/aspnet/testing/remaining_plan","01.csharp/11.aspnet/07.testing/remaining_plan",{"title":1058,"icon":1059,"path":1060,"stem":1061,"children":1062,"page":59},"Платежі","i-lucide-credit-card","/csharp/aspnet/payments","01.csharp/11.aspnet/08.payments",[1063,1067,1071,1075,1079,1083,1087,1091,1095,1099,1103,1107],{"title":1064,"path":1065,"stem":1066},"Основи платіжної інфраструктури","/csharp/aspnet/payments/payment-fundamentals","01.csharp/11.aspnet/08.payments/01.payment-fundamentals",{"title":1068,"path":1069,"stem":1070},"Методи оплати в Україні","/csharp/aspnet/payments/payment-methods-ukraine","01.csharp/11.aspnet/08.payments/02.payment-methods-ukraine",{"title":1072,"path":1073,"stem":1074},"PCI DSS та безпека платежів","/csharp/aspnet/payments/pci-dss-security","01.csharp/11.aspnet/08.payments/03.pci-dss-security",{"title":1076,"path":1077,"stem":1078},"Архітектура платіжної підсистеми","/csharp/aspnet/payments/payment-architecture","01.csharp/11.aspnet/08.payments/04.payment-architecture",{"title":1080,"path":1081,"stem":1082},"Інтеграція LiqPay (ПриватБанк)","/csharp/aspnet/payments/liqpay-integration","01.csharp/11.aspnet/08.payments/05.liqpay-integration",{"title":1084,"path":1085,"stem":1086},"Інтеграція Monobank Acquiring API","/csharp/aspnet/payments/monobank-acquiring","01.csharp/11.aspnet/08.payments/06.monobank-acquiring",{"title":1088,"path":1089,"stem":1090},"Інтеграція Stripe","/csharp/aspnet/payments/stripe-integration","01.csharp/11.aspnet/08.payments/07.stripe-integration",{"title":1092,"path":1093,"stem":1094},"Webhooks — глибоке занурення","/csharp/aspnet/payments/webhooks-deep-dive","01.csharp/11.aspnet/08.payments/08.webhooks-deep-dive",{"title":1096,"path":1097,"stem":1098},"Підписки та рекурентні платежі","/csharp/aspnet/payments/subscriptions-recurring","01.csharp/11.aspnet/08.payments/09.subscriptions-recurring",{"title":1100,"path":1101,"stem":1102},"Повернення коштів та диспути","/csharp/aspnet/payments/refunds-disputes","01.csharp/11.aspnet/08.payments/10.refunds-disputes",{"title":1104,"path":1105,"stem":1106},"Тестування платіжних інтеграцій","/csharp/aspnet/payments/testing-payments","01.csharp/11.aspnet/08.payments/11.testing-payments",{"title":1108,"path":1109,"stem":1110},"Чекліст виходу в Production","/csharp/aspnet/payments/production-checklist","01.csharp/11.aspnet/08.payments/12.production-checklist",{"title":1112,"icon":1113,"items":1114,"path":1127,"stem":1128,"children":1129,"page":59},"Популярні бібліотеки","lucide:box",[1115,1116,1117,1118,1119,1120,1121,1122,1123,1124,1125,1126],"01.fluent-validation","02.mapster","03.erroror-result-pattern","04.serilog","05.mediatr","06.polly","07.health-checks","08.feature-management","09.fluent-email","10.quest-pdf","11.bogus","12.humanizer-guard","/csharp/aspnet/libraries","01.csharp/11.aspnet/09.libraries",[1130,1134,1138,1142,1146,1150,1154,1158,1162,1166,1170,1174,1178],{"title":1131,"path":1132,"stem":1133},"Валідація з FluentValidation в ASP.NET Core","/csharp/aspnet/libraries/fluent-validation","01.csharp/11.aspnet/09.libraries/01.fluent-validation",{"title":1135,"path":1136,"stem":1137},"Маппінг об","/csharp/aspnet/libraries/mapster","01.csharp/11.aspnet/09.libraries/02.mapster",{"title":1139,"path":1140,"stem":1141},"Обробка помилок з ErrorOr та Result Pattern в ASP.NET Core","/csharp/aspnet/libraries/erroror-result-pattern","01.csharp/11.aspnet/09.libraries/03.erroror-result-pattern",{"title":1143,"path":1144,"stem":1145},"Структуроване логування з Serilog в ASP.NET Core","/csharp/aspnet/libraries/serilog","01.csharp/11.aspnet/09.libraries/04.serilog",{"title":1147,"path":1148,"stem":1149},"CQRS та Mediator з MediatR в ASP.NET Core","/csharp/aspnet/libraries/mediatr","01.csharp/11.aspnet/09.libraries/05.mediatr",{"title":1151,"path":1152,"stem":1153},"Відмовостійкість з Polly в ASP.NET Core","/csharp/aspnet/libraries/polly","01.csharp/11.aspnet/09.libraries/06.polly",{"title":1155,"path":1156,"stem":1157},"Health Checks в ASP.NET Core","/csharp/aspnet/libraries/health-checks","01.csharp/11.aspnet/09.libraries/07.health-checks",{"title":1159,"path":1160,"stem":1161},"Feature Management та Feature Flags в ASP.NET Core","/csharp/aspnet/libraries/feature-management","01.csharp/11.aspnet/09.libraries/08.feature-management",{"title":1163,"path":1164,"stem":1165},"Відправка Email з FluentEmail в ASP.NET Core","/csharp/aspnet/libraries/fluent-email","01.csharp/11.aspnet/09.libraries/09.fluent-email",{"title":1167,"path":1168,"stem":1169},"Генерація PDF з QuestPDF в ASP.NET Core","/csharp/aspnet/libraries/quest-pdf","01.csharp/11.aspnet/09.libraries/10.quest-pdf",{"title":1171,"path":1172,"stem":1173},"Генерація тестових даних з Bogus в ASP.NET Core","/csharp/aspnet/libraries/bogus","01.csharp/11.aspnet/09.libraries/11.bogus",{"title":1175,"path":1176,"stem":1177},"Humanizer та Guard Clauses в ASP.NET Core","/csharp/aspnet/libraries/humanizer-guard","01.csharp/11.aspnet/09.libraries/12.humanizer-guard",{"title":1179,"path":1180,"stem":1181},"План модуля 10.libraries — Популярні бібліотеки ASP.NET","/csharp/aspnet/libraries/plan","01.csharp/11.aspnet/09.libraries/plan",{"title":1183,"icon":1184,"path":1185,"stem":1186,"children":1187,"page":59},"Razor Pages","i-lucide-layout-template","/csharp/aspnet/razor-pages","01.csharp/11.aspnet/10.razor-pages",[1188,1192,1196,1200,1204,1208],{"title":1189,"path":1190,"stem":1191},"Від Minimal API до Razor Pages: концептуальний перехід","/csharp/aspnet/razor-pages/from-minimal-api","01.csharp/11.aspnet/10.razor-pages/01.from-minimal-api",{"title":1193,"path":1194,"stem":1195},"PageModel: логіка сторінки Razor Pages","/csharp/aspnet/razor-pages/page-model","01.csharp/11.aspnet/10.razor-pages/02.page-model",{"title":1197,"path":1198,"stem":1199},"Razor синтаксис: шаблонізатор у .cshtml","/csharp/aspnet/razor-pages/razor-syntax","01.csharp/11.aspnet/10.razor-pages/03.razor-syntax",{"title":1201,"path":1202,"stem":1203},"Tag Helpers: типізований HTML","/csharp/aspnet/razor-pages/tag-helpers","01.csharp/11.aspnet/10.razor-pages/04.tag-helpers",{"title":1205,"path":1206,"stem":1207},"Форми і валідація: повний цикл обробки даних","/csharp/aspnet/razor-pages/forms-validation","01.csharp/11.aspnet/10.razor-pages/05.forms-validation",{"title":1209,"path":1210,"stem":1211},"Практичний проєкт: TaskManager на Razor Pages","/csharp/aspnet/razor-pages/project-task-manager","01.csharp/11.aspnet/10.razor-pages/06.project-task-manager",{"title":1213,"path":1214,"stem":1215,"children":1216,"page":59},"ASP.NET Core MVC","/csharp/aspnet/mvc","01.csharp/11.aspnet/11.mvc",[1217,1221,1225,1229,1233,1237,1241,1245,1249,1253,1257,1261,1265,1269,1273,1277,1281,1285],{"title":1218,"path":1219,"stem":1220},"Патерн MVC: архітектура, що змінила веб","/csharp/aspnet/mvc/mvc-pattern","01.csharp/11.aspnet/11.mvc/01.mvc-pattern",{"title":1222,"path":1223,"stem":1224},"Від Razor Pages до MVC: концептуальний перехід","/csharp/aspnet/mvc/from-razor-pages","01.csharp/11.aspnet/11.mvc/02.from-razor-pages",{"title":1226,"path":1227,"stem":1228},"Controllers та Actions: серце MVC","/csharp/aspnet/mvc/controllers-actions","01.csharp/11.aspnet/11.mvc/03.controllers-actions",{"title":1230,"path":1231,"stem":1232},"Маршрутизація в MVC: Convention vs Attribute Routing","/csharp/aspnet/mvc/routing-mvc","01.csharp/11.aspnet/11.mvc/04.routing-mvc",{"title":1234,"path":1235,"stem":1236},"Model Binding: від HTTP до C#","/csharp/aspnet/mvc/model-binding","01.csharp/11.aspnet/11.mvc/05.model-binding",{"title":1238,"path":1239,"stem":1240},"Views, ViewData, ViewBag, TempData і ViewModel","/csharp/aspnet/mvc/views-viewdata-tempdata","01.csharp/11.aspnet/11.mvc/06.views-viewdata-tempdata",{"title":1242,"path":1243,"stem":1244},"Filters: аспектно-орієнтоване програмування в MVC","/csharp/aspnet/mvc/filters","01.csharp/11.aspnet/11.mvc/07.filters",{"title":1246,"path":1247,"stem":1248},"Areas: структурування великих застосунків","/csharp/aspnet/mvc/areas","01.csharp/11.aspnet/11.mvc/08.areas",{"title":1250,"path":1251,"stem":1252},"View Components: повторювані незалежні блоки UI","/csharp/aspnet/mvc/view-components","01.csharp/11.aspnet/11.mvc/09.view-components",{"title":1254,"path":1255,"stem":1256},"Display та Editor Templates","/csharp/aspnet/mvc/display-editor-templates","01.csharp/11.aspnet/11.mvc/10.display-editor-templates",{"title":1258,"path":1259,"stem":1260},"Валідація: IValidatableObject та FluentValidation","/csharp/aspnet/mvc/validation-advanced","01.csharp/11.aspnet/11.mvc/11.validation-advanced",{"title":1262,"path":1263,"stem":1264},"HTMX: інтерактивність через HTML-атрибути","/csharp/aspnet/mvc/htmx","01.csharp/11.aspnet/11.mvc/12.htmx",{"title":1266,"path":1267,"stem":1268},"HTMX у ASP.NET Core MVC: серверна інтеграція","/csharp/aspnet/mvc/ajax-htmx-mvc","01.csharp/11.aspnet/11.mvc/13.ajax-htmx-mvc",{"title":1270,"path":1271,"stem":1272},"Практичний проєкт: Каталог товарів з HTMX","/csharp/aspnet/mvc/htmx-project","01.csharp/11.aspnet/11.mvc/14.htmx-project",{"title":1274,"path":1275,"stem":1276},"Завантаження та обробка файлів","/csharp/aspnet/mvc/file-upload","01.csharp/11.aspnet/11.mvc/15.file-upload",{"title":1278,"path":1279,"stem":1280},"Глобалізація та Локалізація MVC","/csharp/aspnet/mvc/globalization-localization","01.csharp/11.aspnet/11.mvc/16.globalization-localization",{"title":1282,"path":1283,"stem":1284},"Підсумковий проєкт: Блог-платформа","/csharp/aspnet/mvc/mvc-project","01.csharp/11.aspnet/11.mvc/17.mvc-project",{"title":1286,"path":1287,"stem":1288},"План курсу: ASP.NET Core MVC","/csharp/aspnet/mvc/plan","01.csharp/11.aspnet/11.mvc/plan",{"title":1290,"path":1291,"stem":1292,"children":1293,"page":59},"Web Api","/csharp/aspnet/web-api","01.csharp/11.aspnet/12.web-api",[1294,1298,1302,1306,1310,1314,1318,1322,1326,1330,1334,1338,1342],{"title":1295,"path":1296,"stem":1297},"Від Minimal API до Controller-based API","/csharp/aspnet/web-api/from-minimal-api-to-controllers","01.csharp/11.aspnet/12.web-api/01.from-minimal-api-to-controllers",{"title":1299,"path":1300,"stem":1301},"ControllerBase, ActionResult\u003CT> та Response Types","/csharp/aspnet/web-api/controller-base-actionresult","01.csharp/11.aspnet/12.web-api/02.controller-base-actionresult",{"title":1303,"path":1304,"stem":1305},"Content Negotiation - JSON, XML та власні форматери","/csharp/aspnet/web-api/content-negotiation","01.csharp/11.aspnet/12.web-api/03.content-negotiation",{"title":1307,"path":1308,"stem":1309},"Версіонування API","/csharp/aspnet/web-api/api-versioning","01.csharp/11.aspnet/12.web-api/04.api-versioning",{"title":1311,"path":1312,"stem":1313},"ProblemDetails та структурована обробка помилок","/csharp/aspnet/web-api/problemdetails-error-handling","01.csharp/11.aspnet/12.web-api/05.problemdetails-error-handling",{"title":1315,"path":1316,"stem":1317},"Фільтри у Web API контексті","/csharp/aspnet/web-api/filters-for-api","01.csharp/11.aspnet/12.web-api/06.filters-for-api",{"title":1319,"path":1320,"stem":1321},"Пагінація, фільтрація та сортування","/csharp/aspnet/web-api/pagination-filtering-sorting","01.csharp/11.aspnet/12.web-api/07.pagination-filtering-sorting",{"title":1323,"path":1324,"stem":1325},"HATEOAS та Resource Expansion","/csharp/aspnet/web-api/hateoas-resource-expansion","01.csharp/11.aspnet/12.web-api/08.hateoas-resource-expansion",{"title":1327,"path":1328,"stem":1329},"Гібридна архітектура - Minimal API + Controllers","/csharp/aspnet/web-api/minimal-api-vs-controllers-hybrid","01.csharp/11.aspnet/12.web-api/09.minimal-api-vs-controllers-hybrid",{"title":1331,"path":1332,"stem":1333},"Документація API - Swashbuckle, NSwag та генерація клієнтів","/csharp/aspnet/web-api/api-documentation-generation","01.csharp/11.aspnet/12.web-api/10.api-documentation-generation",{"title":1335,"path":1336,"stem":1337},"Health Checks та моніторинг API","/csharp/aspnet/web-api/health-checks-monitoring","01.csharp/11.aspnet/12.web-api/11.health-checks-monitoring",{"title":1339,"path":1340,"stem":1341},"Підсумковий проєкт - Production-Ready REST API","/csharp/aspnet/web-api/web-api-project","01.csharp/11.aspnet/12.web-api/12.web-api-project",{"title":1343,"path":1344,"stem":1345},"План курсу: ASP.NET Core Web API (Controllers)","/csharp/aspnet/web-api/plan","01.csharp/11.aspnet/12.web-api/plan",{"title":1347,"icon":1348,"path":1349,"stem":1350,"children":1351,"page":59},"Desktop UI","i-lucide-app-window","/csharp/desktop-ui","01.csharp/12.desktop-ui",[1352,1356,1360,1364,1368,1372,1376,1380,1384,1388,1392,1396,1400,1404,1408,1412,1416,1420,1424,1428,1432,1436,1440,1444,1448,1452,1456,1460,1464,1468,1472,1476,1480,1484,1488,1492,1496,1500,1504,1508,1512,1516,1520,1524,1528,1532,1536,1540,1544,1548,1552,1556,1560,1564,1568,1572,1576,1580,1584,1588,1592,1596,1600,1604,1608,1612,1616,1620,1624,1628,1632],{"title":1353,"path":1354,"stem":1355},"Що таке десктопна розробка?","/csharp/desktop-ui/what-is-desktop-dev","01.csharp/12.desktop-ui/01.what-is-desktop-dev",{"title":1357,"path":1358,"stem":1359},"Архітектура WPF — як влаштований графічний інтерфейс","/csharp/desktop-ui/wpf-architecture","01.csharp/12.desktop-ui/02.wpf-architecture",{"title":1361,"path":1362,"stem":1363},"Перший WPF-проєкт — від нуля до вікна","/csharp/desktop-ui/first-wpf-app","01.csharp/12.desktop-ui/03.first-wpf-app",{"title":1365,"path":1366,"stem":1367},"Перший Avalonia-проєкт: WPF для всіх платформ","/csharp/desktop-ui/03a.first-avalonia-app","01.csharp/12.desktop-ui/03a.first-avalonia-app",{"title":1369,"path":1370,"stem":1371},"XAML: декларативний інтерфейс","/csharp/desktop-ui/xaml-basics","01.csharp/12.desktop-ui/04.xaml-basics",{"title":1373,"path":1374,"stem":1375},"Fluent UI у WPF — сучасний дизайн Windows 11","/csharp/desktop-ui/04a.wpf-fluent-ui","01.csharp/12.desktop-ui/04a.wpf-fluent-ui",{"title":1377,"path":1378,"stem":1379},"WPF UI — сучасна бібліотека Fluent контролів","/csharp/desktop-ui/04b.wpf-ui-library","01.csharp/12.desktop-ui/04b.wpf-ui-library",{"title":1381,"path":1382,"stem":1383},"HandyControl — велика бібліотека UI контролів для WPF","/csharp/desktop-ui/04c.handycontrol-library","01.csharp/12.desktop-ui/04c.handycontrol-library",{"title":1385,"path":1386,"stem":1387},"Простори імен та ресурси XAML","/csharp/desktop-ui/xaml-namespaces-resources","01.csharp/12.desktop-ui/05.xaml-namespaces-resources",{"title":1389,"path":1390,"stem":1391},"XAML в Avalonia: ключові відмінності від WPF","/csharp/desktop-ui/05a.avalonia-xaml-differences","01.csharp/12.desktop-ui/05a.avalonia-xaml-differences",{"title":1393,"path":1394,"stem":1395},"Розширення розмітки XAML (Markup Extensions)","/csharp/desktop-ui/xaml-markup-extensions","01.csharp/12.desktop-ui/06.xaml-markup-extensions",{"title":1397,"path":1398,"stem":1399},"Панелі Layout: StackPanel, WrapPanel, DockPanel","/csharp/desktop-ui/layout-panels-part1","01.csharp/12.desktop-ui/07.layout-panels-part1",{"title":1401,"path":1402,"stem":1403},"Grid, Canvas, UniformGrid","/csharp/desktop-ui/layout-panels-part2","01.csharp/12.desktop-ui/07.layout-panels-part2",{"title":1405,"path":1406,"stem":1407},"Просунуті техніки Layout","/csharp/desktop-ui/layout-advanced","01.csharp/12.desktop-ui/08.layout-advanced",{"title":1409,"path":1410,"stem":1411},"Адаптивний Layout та найкращі практики","/csharp/desktop-ui/layout-responsive","01.csharp/12.desktop-ui/09.layout-responsive",{"title":1413,"path":1414,"stem":1415},"Layout в Avalonia: відмінності та нові можливості","/csharp/desktop-ui/09a.layout-avalonia","01.csharp/12.desktop-ui/09a.layout-avalonia",{"title":1417,"path":1418,"stem":1419},"Button, Image, ProgressBar та інші базові контроли","/csharp/desktop-ui/basic-controls","01.csharp/12.desktop-ui/10.basic-controls",{"title":1421,"path":1422,"stem":1423},"Контроли в Avalonia: відмінності від WPF","/csharp/desktop-ui/10a.controls-avalonia","01.csharp/12.desktop-ui/10a.controls-avalonia",{"title":1425,"path":1426,"stem":1427},"Текстові контроли — TextBlock, TextBox, RichTextBox","/csharp/desktop-ui/text-controls","01.csharp/12.desktop-ui/11.text-controls",{"title":1429,"path":1430,"stem":1431},"Контроли вибору — CheckBox, RadioButton, ComboBox, ListBox, DatePicker","/csharp/desktop-ui/selection-controls","01.csharp/12.desktop-ui/12.selection-controls",{"title":1433,"path":1434,"stem":1435},"Content Model — GroupBox, Expander, TabControl, StatusBar","/csharp/desktop-ui/content-controls","01.csharp/12.desktop-ui/13.content-controls",{"title":1437,"path":1438,"stem":1439},"UI/UX принципи десктопних застосунків","/csharp/desktop-ui/13a.ui-ux-principles","01.csharp/12.desktop-ui/13a.ui-ux-principles",{"title":1441,"path":1442,"stem":1443},"Dependency Properties — Концепція та Value Resolution","/csharp/desktop-ui/dependency-properties-part1","01.csharp/12.desktop-ui/14.dependency-properties-part1",{"title":1445,"path":1446,"stem":1447},"Avalonia Property System — StyledProperty та DirectProperty","/csharp/desktop-ui/14a.avalonia-property-system","01.csharp/12.desktop-ui/14a.avalonia-property-system",{"title":1449,"path":1450,"stem":1451},"Attached Properties — Властивості без меж","/csharp/desktop-ui/attached-properties","01.csharp/12.desktop-ui/15.attached-properties",{"title":1453,"path":1454,"stem":1455},"Routed Events — Маршрутизація подій у WPF","/csharp/desktop-ui/routed-events","01.csharp/12.desktop-ui/16.routed-events",{"title":1457,"path":1458,"stem":1459},"Data Binding — Від Code-Behind до Декларативності","/csharp/desktop-ui/data-binding-basics-part1","01.csharp/12.desktop-ui/17.data-binding-basics-part1",{"title":1461,"path":1462,"stem":1463},"INotifyPropertyChanged — Живе оновлення UI","/csharp/desktop-ui/data-binding-basics-part2","01.csharp/12.desktop-ui/17.data-binding-basics-part2",{"title":1465,"path":1466,"stem":1467},"Compiled Bindings в Avalonia — Безпека на етапі компіляції","/csharp/desktop-ui/17a.avalonia-compiled-bindings","01.csharp/12.desktop-ui/17a.avalonia-compiled-bindings",{"title":1469,"path":1470,"stem":1471},"Просунутий Data Binding — ElementName, RelativeSource, MultiBinding","/csharp/desktop-ui/data-binding-advanced","01.csharp/12.desktop-ui/18.data-binding-advanced",{"title":1473,"path":1474,"stem":1475},"Value Converters — Перетворення типів даних у Data Binding","/csharp/desktop-ui/value-converters","01.csharp/12.desktop-ui/19.value-converters",{"title":1477,"path":1478,"stem":1479},"Data Templates — Візуалізація об'єктів у WPF","/csharp/desktop-ui/data-templates","01.csharp/12.desktop-ui/20.data-templates",{"title":1481,"path":1482,"stem":1483},"Collections Binding Part 1 — ObservableCollection та ItemsControl","/csharp/desktop-ui/collections-binding-part1","01.csharp/12.desktop-ui/21.collections-binding-part1",{"title":1485,"path":1486,"stem":1487},"Collections Binding Part 2 — ICollectionView, Filtering, Sorting та Virtualization","/csharp/desktop-ui/collections-binding-part2","01.csharp/12.desktop-ui/21.collections-binding-part2",{"title":1489,"path":1490,"stem":1491},"MVVM Pattern — Від Spaghetti Code до архітектури","/csharp/desktop-ui/mvvm-pattern","01.csharp/12.desktop-ui/22.mvvm-pattern",{"title":1493,"path":1494,"stem":1495},"ViewModel Implementation — Від BaseViewModel до валідації","/csharp/desktop-ui/viewmodel-implementation","01.csharp/12.desktop-ui/23.viewmodel-implementation",{"title":1497,"path":1498,"stem":1499},"Commands — Від event handlers до декларативних команд","/csharp/desktop-ui/commands","01.csharp/12.desktop-ui/24.commands",{"title":1501,"path":1502,"stem":1503},"MVVM Toolkit — MVVM без boilerplate через Source Generators","/csharp/desktop-ui/mvvm-toolkit","01.csharp/12.desktop-ui/25.mvvm-toolkit",{"title":1505,"path":1506,"stem":1507},"Messenger Pattern — Комунікація між ViewModel без прямих посилань","/csharp/desktop-ui/messenger-pattern","01.csharp/12.desktop-ui/26.messenger-pattern",{"title":1509,"path":1510,"stem":1511},"Стилі WPF — CSS для десктопу","/csharp/desktop-ui/styles-basics","01.csharp/12.desktop-ui/27.styles-basics",{"title":1513,"path":1514,"stem":1515},"CSS-like стилі Avalonia","/csharp/desktop-ui/27a.avalonia-css-styling","01.csharp/12.desktop-ui/27a.avalonia-css-styling",{"title":1517,"path":1518,"stem":1519},"Control Templates — Частина 1. Концепція та TemplateBinding","/csharp/desktop-ui/control-templates-part1","01.csharp/12.desktop-ui/28.control-templates-part1",{"title":1521,"path":1522,"stem":1523},"Control Templates — Частина 2. Named Parts та ContentPresenter","/csharp/desktop-ui/control-templates-part2","01.csharp/12.desktop-ui/28.control-templates-part2",{"title":1525,"path":1526,"stem":1527},"Control Themes в Avalonia — нова ера стилізації","/csharp/desktop-ui/28a.avalonia-control-themes","01.csharp/12.desktop-ui/28a.avalonia-control-themes",{"title":1529,"path":1530,"stem":1531},"Triggers та Visual State Manager у WPF","/csharp/desktop-ui/triggers-visual-states","01.csharp/12.desktop-ui/29.triggers-visual-states",{"title":1533,"path":1534,"stem":1535},"Pseudo-classes в Avalonia — замість WPF Triggers","/csharp/desktop-ui/29a.avalonia-pseudo-classes","01.csharp/12.desktop-ui/29a.avalonia-pseudo-classes",{"title":1537,"path":1538,"stem":1539},"Теми та ресурсні словники у WPF","/csharp/desktop-ui/resources-themes","01.csharp/12.desktop-ui/30.resources-themes",{"title":1541,"path":1542,"stem":1543},"Avalonia Themes — Fluent Design та система тематизації","/csharp/desktop-ui/30a.avalonia-themes-fluent","01.csharp/12.desktop-ui/30a.avalonia-themes-fluent",{"title":1545,"path":1546,"stem":1547},"Контроли колекцій — глибоке занурення","/csharp/desktop-ui/collection-controls","01.csharp/12.desktop-ui/31.collection-controls",{"title":1549,"path":1550,"stem":1551},"DataGrid — колонки та базове відображення","/csharp/desktop-ui/datagrid-part1","01.csharp/12.desktop-ui/32.datagrid-part1",{"title":1553,"path":1554,"stem":1555},"DataGrid — сортування, фільтрація, редагування","/csharp/desktop-ui/datagrid-part2","01.csharp/12.desktop-ui/32.datagrid-part2",{"title":1557,"path":1558,"stem":1559},"TreeView та GridView","/csharp/desktop-ui/treeview-listview","01.csharp/12.desktop-ui/33.treeview-listview",{"title":1561,"path":1562,"stem":1563},"Меню, Toolbar, ContextMenu, StatusBar","/csharp/desktop-ui/menus-toolbars","01.csharp/12.desktop-ui/34.menus-toolbars",{"title":1565,"path":1566,"stem":1567},"Навігація та керування вікнами. Частина 1: вікна та сторінки","/csharp/desktop-ui/navigation-windows-part1","01.csharp/12.desktop-ui/35.navigation-windows-part1",{"title":1569,"path":1570,"stem":1571},"Навігація та керування вікнами. Частина 2: MVVM-навігація","/csharp/desktop-ui/navigation-windows-part2","01.csharp/12.desktop-ui/35.navigation-windows-part2",{"title":1573,"path":1574,"stem":1575},"Avalonia — Навігація та діалоги","/csharp/desktop-ui/35a.avalonia-navigation-dialogs","01.csharp/12.desktop-ui/35a.avalonia-navigation-dialogs",{"title":1577,"path":1578,"stem":1579},"Діалоги та File Pickers у WPF","/csharp/desktop-ui/dialogs-file-pickers","01.csharp/12.desktop-ui/36.dialogs-file-pickers",{"title":1581,"path":1582,"stem":1583},"UserControl: компонентний підхід у WPF","/csharp/desktop-ui/user-controls","01.csharp/12.desktop-ui/37.user-controls",{"title":1585,"path":1586,"stem":1587},"Custom Controls: Lookless Controls у WPF","/csharp/desktop-ui/custom-controls","01.csharp/12.desktop-ui/38.custom-controls",{"title":1589,"path":1590,"stem":1591},"Avalonia TemplatedControl — Lookless Controls","/csharp/desktop-ui/38a.avalonia-templated-controls","01.csharp/12.desktop-ui/38a.avalonia-templated-controls",{"title":1593,"path":1594,"stem":1595},"Анімації у WPF: Storyboard та Easing Functions","/csharp/desktop-ui/animations-transitions","01.csharp/12.desktop-ui/39.animations-transitions",{"title":1597,"path":1598,"stem":1599},"Анімації в Avalonia","/csharp/desktop-ui/39a.avalonia-animations","01.csharp/12.desktop-ui/39a.avalonia-animations",{"title":1601,"path":1602,"stem":1603},"2D Графіка та Мультимедіа у WPF","/csharp/desktop-ui/media-graphics","01.csharp/12.desktop-ui/40.media-graphics",{"title":1605,"path":1606,"stem":1607},"Dependency Injection у WPF та Avalonia","/csharp/desktop-ui/di-integration","01.csharp/12.desktop-ui/41.di-integration",{"title":1609,"path":1610,"stem":1611},"SQLite та EF Core у десктопних додатках","/csharp/desktop-ui/data-persistence-part1","01.csharp/12.desktop-ui/42.data-persistence-part1",{"title":1613,"path":1614,"stem":1615},"Repository Pattern та Unit of Work","/csharp/desktop-ui/data-persistence-part2","01.csharp/12.desktop-ui/43.data-persistence-part2",{"title":1617,"path":1618,"stem":1619},"Тестування ViewModels","/csharp/desktop-ui/viewmodel-testing","01.csharp/12.desktop-ui/44.viewmodel-testing",{"title":1621,"path":1622,"stem":1623},"Avalonia Headless Testing — тестування UI без вікон","/csharp/desktop-ui/44a.avalonia-headless-testing","01.csharp/12.desktop-ui/44a.avalonia-headless-testing",{"title":1625,"path":1626,"stem":1627},"Кросплатформна розробка з Avalonia","/csharp/desktop-ui/avalonia-cross-platform","01.csharp/12.desktop-ui/45.avalonia-cross-platform",{"title":1629,"path":1630,"stem":1631},"Пакування та розгортання Avalonia додатків","/csharp/desktop-ui/avalonia-packaging-deployment","01.csharp/12.desktop-ui/46.avalonia-packaging-deployment",{"title":1633,"path":1634,"stem":1635},"Розгортання WPF застосунків","/csharp/desktop-ui/wpf-packaging-deployment","01.csharp/12.desktop-ui/47.wpf-packaging-deployment",{"title":1637,"path":1638,"stem":1639},"C# & .NET: The Ultimate Roadmap","/csharp/roadmap","01.csharp/roadmap",{"title":1641,"icon":1642,"path":1643,"stem":1644,"children":1645,"page":59},"C++","i-devicon-cplusplus","/cpp","02.cpp",[1646,1650,1654,1658,1662,1666,1670,1674,1678,1681,1685,1689,1693,1697,1701,1705,1709,1713,1717,1721,1725,1729,1733,1737,1741,1745,1749,1753,1757,1761],{"title":1647,"path":1648,"stem":1649},"Вступ у програмування та алгоритми","/cpp/intro-algorithms","02.cpp/01.intro-algorithms",{"title":1651,"path":1652,"stem":1653},"Code Style: угоди про оформлення коду","/cpp/code-style","02.cpp/02.code-style",{"title":1655,"path":1656,"stem":1657},"Середовище розробки та перший 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типу void","/cpp/void-pointers","02.cpp/20.void-pointers",{"title":1726,"path":1727,"stem":1728},"Вказівники на вказівники","/cpp/pointers-to-pointers","02.cpp/21.pointers-to-pointers",{"title":1730,"path":1731,"stem":1732},"Оператор доступу до членів через вказівник (->)","/cpp/member-access-operator","02.cpp/22.member-access-operator",{"title":1734,"path":1735,"stem":1736},"Цикл for-each (Range-based for)","/cpp/foreach-loop","02.cpp/23.foreach-loop",{"title":1738,"path":1739,"stem":1740},"Вказівники на функції","/cpp/function-pointers","02.cpp/24.function-pointers",{"title":1742,"path":1743,"stem":1744},"Лямбда-вирази","/cpp/lambdas","02.cpp/25.lambdas",{"title":1746,"path":1747,"stem":1748},"Лямбда-захоплення","/cpp/lambda-captures","02.cpp/26.lambda-captures",{"title":1750,"path":1751,"stem":1752},"Еліпсис","/cpp/ellipsis","02.cpp/27.ellipsis",{"title":1754,"path":1755,"stem":1756},"Аргументи командного рядка","/cpp/command-line-arguments","02.cpp/28.command-line-arguments",{"title":1758,"path":1759,"stem":1760},"Перерахування (enum)","/cpp/enum","02.cpp/29.enum",{"title":1762,"path":1763,"stem":1764},"План навчання: Курс C++ — Продовження (Статті 29–60+)","/cpp/curriculum-plan","02.cpp/curriculum-plan",{"title":1766,"icon":1767,"path":1768,"stem":1769,"children":1770,"page":59},"JavaScript","i-devicon-javascript","/javascript","03.javascript",[1771,1797,1851,1873,2177,2215],{"title":1772,"icon":1773,"path":1774,"stem":1775,"children":1776,"page":59},"Events","i-lucide-mouse-pointer-click","/javascript/events","03.javascript/01.events",[1777,1781,1785,1789,1793],{"title":1778,"path":1779,"stem":1780},"Вступ до подій браузера","/javascript/events/intro","03.javascript/01.events/01.intro",{"title":1782,"path":1783,"stem":1784},"Бульбашковий механізм (Bubbling) та занурення (Capturing)","/javascript/events/bubbling-capturing","03.javascript/01.events/02.bubbling-capturing",{"title":1786,"path":1787,"stem":1788},"Делегування подій (Event Delegation)","/javascript/events/delegate-events","03.javascript/01.events/03.delegate-events",{"title":1790,"path":1791,"stem":1792},"Типові дії браузера та preventDefault()","/javascript/events/prevent-default","03.javascript/01.events/04.prevent-default",{"title":1794,"path":1795,"stem":1796},"Запуск користувацьких подій (Custom Events)","/javascript/events/custom-events","03.javascript/01.events/05.custom-events",{"title":1798,"icon":1799,"path":1800,"stem":1801,"children":1802,"page":59},"Network","i-lucide-globe","/javascript/network","03.javascript/02.network",[1803,1807,1811,1815,1819,1823,1827,1831,1835,1839,1843,1847],{"title":1804,"path":1805,"stem":1806},"Fetch API - Сучасний підхід до HTTP-запитів","/javascript/network/01-fetch-api","03.javascript/02.network/01-fetch-api",{"title":1808,"path":1809,"stem":1810},"FormData - Робота з формами та файлами","/javascript/network/02-formdata","03.javascript/02.network/02-formdata",{"title":1812,"path":1813,"stem":1814},"Відстеження прогресу завантаження","/javascript/network/03-download-progress","03.javascript/02.network/03-download-progress",{"title":1816,"path":1817,"stem":1818},"Переривання fetch-запитів","/javascript/network/04-abort-requests","03.javascript/02.network/04-abort-requests",{"title":1820,"path":1821,"stem":1822},"CORS - Запити між різними джерелами","/javascript/network/05-cors","03.javascript/02.network/05-cors",{"title":1824,"path":1825,"stem":1826},"Fetch API - Повний довідник опцій","/javascript/network/06-fetch-options","03.javascript/02.network/06-fetch-options",{"title":1828,"path":1829,"stem":1830},"URL Objects - Робота з посиланнями","/javascript/network/07-url-objects","03.javascript/02.network/07-url-objects",{"title":1832,"path":1833,"stem":1834},"XMLHttpRequest - AJAX та низькорівневі запити","/javascript/network/08-xmlhttprequest","03.javascript/02.network/08-xmlhttprequest",{"title":1836,"path":1837,"stem":1838},"Відновлюване завантаження файлів","/javascript/network/09-resumable-upload","03.javascript/02.network/09-resumable-upload",{"title":1840,"path":1841,"stem":1842},"Cookies, document.cookie та світ після \"Cookiepocalypse\"","/javascript/network/10-cookies","03.javascript/02.network/10-cookies",{"title":1844,"path":1845,"stem":1846},"js-cookie: Керування Cookies без Болю","/javascript/network/11-js-cookie","03.javascript/02.network/11-js-cookie",{"title":1848,"path":1849,"stem":1850},"Axios: Потужний HTTP-клієнт для JavaScript","/javascript/network/12-axios","03.javascript/02.network/12-axios",{"title":1852,"icon":1853,"path":1854,"stem":1855,"children":1856,"page":59},"Bom","i-lucide-monitor","/javascript/bom","03.javascript/03.bom",[1857,1861,1865,1869],{"title":1858,"path":1859,"stem":1860},"LocalStorage, SessionStorage та patterns збереження даних","/javascript/bom/01-localstorage","03.javascript/03.bom/01-localstorage",{"title":1862,"path":1863,"stem":1864},"Location Object - Керування адресою сторінки","/javascript/bom/02-location-object","03.javascript/03.bom/02-location-object",{"title":1866,"path":1867,"stem":1868},"History API - Керування історією браузера","/javascript/bom/03-history-api","03.javascript/03.bom/03-history-api",{"title":1870,"path":1871,"stem":1872},"Navigator Object - Ідентифікація та Можливості Пристрою","/javascript/bom/04-navigator-object","03.javascript/03.bom/04-navigator-object",{"title":1874,"icon":1875,"path":1876,"stem":1877,"children":1878},"React","i-devicon-react","/javascript/react","03.javascript/04.react/index",[1879,1880,1884,1888,1892,1896,1959,1994,2146],{"title":1874,"path":1876,"stem":1877},{"title":1881,"path":1882,"stem":1883},"Робота з Формами в React","/javascript/react/react-forms","03.javascript/04.react/01.react-forms",{"title":1885,"path":1886,"stem":1887},"React Hook Form: Професійна Робота з Формами","/javascript/react/react-hook-form","03.javascript/04.react/02.react-hook-form",{"title":1889,"path":1890,"stem":1891},"React Hook Form: Глибоке Розуміння Архітектури та Оптимізації","/javascript/react/react-hook-form-new","03.javascript/04.react/02.react-hook-form-new",{"title":1893,"path":1894,"stem":1895},"Axios та React: Професійна Архітектура Запитів","/javascript/react/data-fetching-axios","03.javascript/04.react/03.data-fetching-axios",{"title":1897,"icon":132,"path":1898,"stem":1899,"children":1900},"Tanstack Query","/javascript/react/tanstack-query","03.javascript/04.react/04.tanstack-query/index",[1901,1903,1907,1911,1915,1919,1923,1927,1931,1935,1939,1943,1947,1951,1955],{"title":1902,"path":1898,"stem":1899},"TanStack Query: Майстерність Керування Станом Сервера",{"title":1904,"path":1905,"stem":1906},"Парадигма Server State: Чому useEffect недостатньо","/javascript/react/tanstack-query/server-state-paradigm","03.javascript/04.react/04.tanstack-query/01.server-state-paradigm",{"title":1908,"path":1909,"stem":1910},"Встановлення та Налаштування: Фундамент","/javascript/react/tanstack-query/installation-and-devtools","03.javascript/04.react/04.tanstack-query/02.installation-and-devtools",{"title":1912,"path":1913,"stem":1914},"Основи Запитів та Магія Ключів","/javascript/react/tanstack-query/query-basics-and-keys","03.javascript/04.react/04.tanstack-query/03.query-basics-and-keys",{"title":1916,"path":1917,"stem":1918},"Синхронізація Даних: Життєвий Цикл Запиту","/javascript/react/tanstack-query/data-synchronization","03.javascript/04.react/04.tanstack-query/04.data-synchronization",{"title":1920,"path":1921,"stem":1922},"Мутації та Інвалідація: Зміна Даних","/javascript/react/tanstack-query/mutations-and-invalidation","03.javascript/04.react/04.tanstack-query/05.mutations-and-invalidation",{"title":1924,"path":1925,"stem":1926},"Оптимістичні Оновлення: Швидше за Світло","/javascript/react/tanstack-query/optimistic-updates","03.javascript/04.react/04.tanstack-query/06.optimistic-updates",{"title":1928,"path":1929,"stem":1930},"Пагінація та Infinite Scroll","/javascript/react/tanstack-query/pagination-and-load-more","03.javascript/04.react/04.tanstack-query/07.pagination-and-load-more",{"title":1932,"path":1933,"stem":1934},"Просунуті Патерни та Оптимізація","/javascript/react/tanstack-query/advanced-patterns","03.javascript/04.react/04.tanstack-query/08.advanced-patterns",{"title":1936,"path":1937,"stem":1938},"Архітектура та Best Practices","/javascript/react/tanstack-query/architecture-and-best-practices","03.javascript/04.react/04.tanstack-query/09.architecture-and-best-practices",{"title":1940,"path":1941,"stem":1942},"Server-Side Rendering (SSR) та Гідратація","/javascript/react/tanstack-query/server-side-rendering","03.javascript/04.react/04.tanstack-query/10.server-side-rendering",{"title":1944,"path":1945,"stem":1946},"Стратегії Тестування","/javascript/react/tanstack-query/testing-strategies","03.javascript/04.react/04.tanstack-query/11.testing-strategies",{"title":1948,"path":1949,"stem":1950},"Аутентифікація та Обробка Помилок","/javascript/react/tanstack-query/authentication-and-errors","03.javascript/04.react/04.tanstack-query/12.authentication-and-errors",{"title":1952,"path":1953,"stem":1954},"React Suspense та Майбутнє","/javascript/react/tanstack-query/react-suspense","03.javascript/04.react/04.tanstack-query/13.react-suspense",{"title":1956,"path":1957,"stem":1958},"Глибоке Занурення в Продуктивність","/javascript/react/tanstack-query/performance-deep-dive","03.javascript/04.react/04.tanstack-query/14.performance-deep-dive",{"title":1960,"icon":1875,"path":1961,"stem":1962,"children":1963},"React Router","/javascript/react/react-router","03.javascript/04.react/05.react-router/index",[1964,1966,1970,1974,1978,1982,1986,1990],{"title":1965,"path":1961,"stem":1962},"React Router: Навігаційна система сучасного вебу",{"title":1967,"path":1968,"stem":1969},"Налаштування та Базовий Роутинг","/javascript/react/react-router/setup-and-basic-routing","03.javascript/04.react/05.react-router/01.setup-and-basic-routing",{"title":1971,"path":1972,"stem":1973},"Динамічна Навігація","/javascript/react/react-router/navigation-and-links","03.javascript/04.react/05.react-router/02.navigation-and-links",{"title":1975,"path":1976,"stem":1977},"Вкладені Маршрути та Макети","/javascript/react/react-router/nested-routes-and-layouts","03.javascript/04.react/05.react-router/03.nested-routes-and-layouts",{"title":1979,"path":1980,"stem":1981},"Динамічні Маршрути та Параметри","/javascript/react/react-router/dynamic-routing","03.javascript/04.react/05.react-router/04.dynamic-routing",{"title":1983,"path":1984,"stem":1985},"Data APIs: Loaders та Actions","/javascript/react/react-router/data-loading","03.javascript/04.react/05.react-router/05.data-loading",{"title":1987,"path":1988,"stem":1989},"Просунуті Патерни","/javascript/react/react-router/advanced-patterns","03.javascript/04.react/05.react-router/06.advanced-patterns",{"title":1991,"path":1992,"stem":1993},"Legacy Routing: Компонентний підхід","/javascript/react/react-router/legacy-routing","03.javascript/04.react/05.react-router/07.legacy-routing",{"title":1995,"icon":132,"path":1996,"stem":1997,"children":1998},"Redux","/javascript/react/redux","03.javascript/04.react/06.redux/index",[1999,2001,2017,2046,2055,2076,2092,2121],{"title":2000,"path":1996,"stem":1997},"Redux: Еволюція управління станом",{"title":14,"icon":15,"path":2002,"stem":2003,"children":2004,"page":59},"/javascript/react/redux/fundamentals","03.javascript/04.react/06.redux/01.fundamentals",[2005,2009,2013],{"title":2006,"path":2007,"stem":2008},"Вступ до State Management","/javascript/react/redux/fundamentals/intro-state-management","03.javascript/04.react/06.redux/01.fundamentals/01.intro-state-management",{"title":2010,"path":2011,"stem":2012},"Філософія Redux та Три Принципи","/javascript/react/redux/fundamentals/redux-philosophy","03.javascript/04.react/06.redux/01.fundamentals/02.redux-philosophy",{"title":2014,"path":2015,"stem":2016},"Чисті функції та Іммутабельність","/javascript/react/redux/fundamentals/pure-functions-immutability","03.javascript/04.react/06.redux/01.fundamentals/03.pure-functions-immutability",{"title":2018,"icon":132,"path":2019,"stem":2020,"children":2021,"page":59},"Classic Redux","/javascript/react/redux/classic-redux","03.javascript/04.react/06.redux/02.classic-redux",[2022,2026,2030,2034,2038,2042],{"title":2023,"path":2024,"stem":2025},"Створення Store (Classic Redux)","/javascript/react/redux/classic-redux/store-setup","03.javascript/04.react/06.redux/02.classic-redux/01.store-setup",{"title":2027,"path":2028,"stem":2029},"Actions, Constants та Action Creators","/javascript/react/redux/classic-redux/actions-constants","03.javascript/04.react/06.redux/02.classic-redux/02.actions-constants",{"title":2031,"path":2032,"stem":2033},"Логіка Reducers","/javascript/react/redux/classic-redux/reducers","03.javascript/04.react/06.redux/02.classic-redux/03.reducers",{"title":2035,"path":2036,"stem":2037},"Комбінування Reducers (Root Reducer)","/javascript/react/redux/classic-redux/data-flow","03.javascript/04.react/06.redux/02.classic-redux/04.data-flow",{"title":2039,"path":2040,"stem":2041},"Підключення до React (React-Redux)","/javascript/react/redux/classic-redux/react-redux-connection","03.javascript/04.react/06.redux/02.classic-redux/05.react-redux-connection",{"title":2043,"path":2044,"stem":2045},"Middleware та Асинхронність (Redux Thunk)","/javascript/react/redux/classic-redux/middleware-thunk","03.javascript/04.react/06.redux/02.classic-redux/06.middleware-thunk",{"title":2047,"icon":132,"path":2048,"stem":2049,"children":2050,"page":59},"Transition To Rtk","/javascript/react/redux/transition-to-rtk","03.javascript/04.react/06.redux/03.transition-to-rtk",[2051],{"title":2052,"path":2053,"stem":2054},"Проблеми класичного Redux","/javascript/react/redux/transition-to-rtk/problems-with-classic","03.javascript/04.react/06.redux/03.transition-to-rtk/01.problems-with-classic",{"title":2056,"icon":132,"path":2057,"stem":2058,"children":2059,"page":59},"Redux Toolkit","/javascript/react/redux/redux-toolkit","03.javascript/04.react/06.redux/04.redux-toolkit",[2060,2064,2068,2072],{"title":2061,"path":2062,"stem":2063},"Налаштування Store з 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дружити","/java/pr2/impedance-mismatch","04.java/pr2/09.impedance-mismatch",{"title":2285,"path":2286,"stem":2287},"JDBC: Перший контакт із базою даних","/java/pr2/jdbc-fundamentals","04.java/pr2/10.jdbc-fundamentals",{"title":2289,"path":2290,"stem":2291},"Якість коду: Spotless, SpotBugs та SonarQube","/java/pr2/10a.code-quality","04.java/pr2/10a.code-quality",{"title":2293,"path":2294,"stem":2295},"Connection Pool: Патерн Object Pool для JDBC-з'єднань","/java/pr2/connection-pool","04.java/pr2/11.connection-pool",{"title":2297,"path":2298,"stem":2299},"Row Data Gateway: Об'єкт як обгортка рядка таблиці","/java/pr2/row-data-gateway","04.java/pr2/12.row-data-gateway",{"title":2301,"path":2302,"stem":2303},"Table Data Gateway: Фасад таблиці як архітектурний відступ","/java/pr2/table-data-gateway","04.java/pr2/13.table-data-gateway",{"title":2305,"path":2306,"stem":2307},"Repository + Data Mapper: Правильна шарова архітектура з JDBC","/java/pr2/repository-data-mapper","04.java/pr2/14.repository-data-mapper",{"title":2309,"path":2310,"stem":2311},"Identity Map: Кешування сутностей у рамках сесії","/java/pr2/identity-map","04.java/pr2/15.identity-map",{"title":2313,"path":2314,"stem":2315},"Unit of Work: Відстеження змін і координація JDBC-транзакцій","/java/pr2/unit-of-work","04.java/pr2/16.unit-of-work",{"title":2317,"path":2318,"stem":2319},"Strategy: Замінювані SQL-стратегії для підтримки різних СУБД","/java/pr2/strategy-sql","04.java/pr2/17.strategy-sql",{"title":2321,"path":2322,"stem":2323},"Proxy: Lazy Loading для One-To-Many колекцій","/java/pr2/proxy-lazy-loading","04.java/pr2/18.proxy-lazy-loading",{"title":2325,"path":2326,"stem":2327},"Generic Repository через Java Reflection: анотації та динамічний SQL","/java/pr2/generic-repository-reflection","04.java/pr2/19.generic-repository-reflection",{"title":2329,"path":2330,"stem":2331},"Specification Pattern: Композиція бізнес-правил для складних 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БД","/databases/intro/logical-schema","06.databases/01.intro/04.logical-schema",{"title":2381,"path":2382,"stem":2383},"Класифікація таблиць","/databases/intro/table-classification","06.databases/01.intro/05.table-classification",{"title":2385,"path":2386,"stem":2387},"PlantUML для баз даних","/databases/intro/plantuml-diagrams","06.databases/01.intro/06.plantuml-diagrams",{"title":2389,"icon":2354,"path":2390,"stem":2391,"children":2392,"page":59},"MS SQL Server Start","/databases/ms-sql-server-start","06.databases/02.ms-sql-server-start",[2393,2397,2403,2407],{"title":2394,"path":2395,"stem":2396},"Типи даних у MS SQL Server","/databases/ms-sql-server-start/data-types","06.databases/02.ms-sql-server-start/01.data-types",{"title":2398,"path":2399,"stem":2400,"children":2401},"Індекси у MS SQL 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TABLE)","/databases/sql/ddl-create-table","06.databases/03.sql/01.ddl-create-table",{"title":2425,"path":2426,"stem":2427},"DDL - Зміна та видалення таблиць (ALTER, DROP)","/databases/sql/ddl-alter-drop-table","06.databases/03.sql/02.ddl-alter-drop-table",{"title":2429,"path":2430,"stem":2431},"SELECT запити - Основи","/databases/sql/select-queries-fundamentals","06.databases/03.sql/03.select-queries-fundamentals",{"title":2433,"path":2434,"stem":2435},"SELECT запити - Розширені можливості","/databases/sql/select-queries-advanced","06.databases/03.sql/04.select-queries-advanced",{"title":2437,"path":2438,"stem":2439},"INSERT запити - Додавання даних","/databases/sql/insert-queries","06.databases/03.sql/05.insert-queries",{"title":2441,"path":2442,"stem":2443},"UPDATE та DELETE запити","/databases/sql/update-delete-queries","06.databases/03.sql/06.update-delete-queries",{"title":2445,"path":2446,"stem":2447},"Транзакції в SQL","/databases/sql/transactions","06.databases/03.sql/07.transactions",{"title":2449,"icon":2354,"path":2450,"stem":2451,"children":2452,"page":59},"Multi Table Databases","/databases/multi-table-databases","06.databases/04.multi-table-databases",[2453,2457,2461,2465,2469,2473],{"title":2454,"path":2455,"stem":2456},"Зв'язки та нормалізація БД","/databases/multi-table-databases/relationships-and-normalization","06.databases/04.multi-table-databases/00.relationships-and-normalization",{"title":2458,"path":2459,"stem":2460},"INNER JOIN - З'єднання таблиць","/databases/multi-table-databases/inner-join","06.databases/04.multi-table-databases/01.inner-join",{"title":2462,"path":2463,"stem":2464},"OUTER JOINs - LEFT, RIGHT, FULL","/databases/multi-table-databases/outer-joins","06.databases/04.multi-table-databases/02.outer-joins",{"title":2466,"path":2467,"stem":2468},"CROSS та SELF JOINs","/databases/multi-table-databases/cross-self-joins","06.databases/04.multi-table-databases/03.cross-self-joins",{"title":2470,"path":2471,"stem":2472},"Підзапити (Subqueries)","/databases/multi-table-databases/subqueries","06.databases/04.multi-table-databases/04.subqueries",{"title":2474,"path":2475,"stem":2476},"Агрегації з JOIN","/databases/multi-table-databases/aggregations-with-joins","06.databases/04.multi-table-databases/05.aggregations-with-joins",{"title":2478,"icon":2479,"path":2480,"stem":2481,"children":2482,"page":59},"Aggregate Functions","i-lucide-calculator","/databases/aggregate-functions","06.databases/05.aggregate-functions",[2483,2487,2491],{"title":2484,"path":2485,"stem":2486},"Функції агрегування в MS SQL Server","/databases/aggregate-functions/introduction-aggregate-functions","06.databases/05.aggregate-functions/01.introduction-aggregate-functions",{"title":2488,"path":2489,"stem":2490},"Групування даних в MS SQL Server","/databases/aggregate-functions/grouping-data","06.databases/05.aggregate-functions/02.grouping-data",{"title":2492,"path":2493,"stem":2494},"Підзапити з агрегатними функціями","/databases/aggregate-functions/subqueries-aggregates","06.databases/05.aggregate-functions/03.subqueries-aggregates",{"title":2496,"icon":2497,"path":2498,"stem":2499,"children":2500,"page":59},"Тригери та зберігаємі процедури","i-lucide-database-zap","/databases/triggers-stored-procedures","06.databases/07.triggers-stored-procedures",[2501,2505,2509,2513,2517,2521,2525],{"title":2502,"path":2503,"stem":2504},"DML-тригери","/databases/triggers-stored-procedures/dml-triggers","06.databases/07.triggers-stored-procedures/01.dml-triggers",{"title":2506,"path":2507,"stem":2508},"DDL-тригери","/databases/triggers-stored-procedures/ddl-triggers","06.databases/07.triggers-stored-procedures/02.ddl-triggers",{"title":2510,"path":2511,"stem":2512},"Transact-SQL 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Частина 2","/html-css/css-layout-grid-advanced","12.html-css/16.css-layout-grid-advanced",{"title":2861,"path":2862,"stem":2863},"Позиціонування в CSS. Z-index. Stacking Context","/html-css/css-positioning","12.html-css/17.css-positioning",{"title":2865,"path":2866,"stem":2867},"CSS Анімації та Переходи","/html-css/css-animations-transitions","12.html-css/18.css-animations-transitions",{"title":2869,"path":2870,"stem":2871},"Адаптивний дизайн. Media Queries. Частина 1","/html-css/css-responsive-media-queries","12.html-css/19.css-responsive-media-queries",{"title":2873,"path":2874,"stem":2875},"Адаптивний дизайн. Частина 2: clamp(), Container Queries, @layer","/html-css/css-responsive-advanced","12.html-css/20.css-responsive-advanced",{"title":2877,"path":2878,"stem":2879},"CSS Custom Properties. Методології. Сучасний CSS","/html-css/css-variables-methodologies","12.html-css/21.css-variables-methodologies",{"title":2881,"path":2882,"stem":2883},"Сучасний CSS 2023–2025: Нові можливості","/html-css/css-modern-features","12.html-css/22.css-modern-features",{"title":2885,"path":2886,"stem":2887},"CSS Nesting, @layer, @scope та @property: нативний препроцесор","/html-css/22a.css-nesting-modern-syntax","12.html-css/22a.css-nesting-modern-syntax",{"title":2889,"path":2890,"stem":2891},"CSS для форм та інтерактивних станів","/html-css/css-forms-interactive-states","12.html-css/23.css-forms-interactive-states",{"title":2893,"path":2894,"stem":2895},"Доступність у CSS (CSS Accessibility)","/html-css/css-accessibility","12.html-css/24.css-accessibility",{"title":2897,"path":2898,"stem":2899},"CSS-функції та сучасні sizing primitives","/html-css/css-functions-sizing","12.html-css/25.css-functions-sizing",{"title":2901,"path":2902,"stem":2903},"Rendering Pipeline і CSS Performance","/html-css/css-rendering-performance","12.html-css/26.css-rendering-performance",{"title":2905,"path":2906,"stem":2907},"CSS Best Practices: типові ситуації та правильні рішення","/html-css/css-best-practices","12.html-css/27.css-best-practices",{"title":2909,"path":2910,"stem":2911,"children":2912,"page":59},"Tailwind","/tailwind","21.tailwind",[2913,2917,2921,2925,2929,2933,2937,2941],{"title":2914,"path":2915,"stem":2916},"Що таке Tailwind CSS і навіщо він потрібен","/tailwind/tailwind-intro-philosophy","21.tailwind/01.tailwind-intro-philosophy",{"title":2918,"path":2919,"stem":2920},"Встановлення та налаштування Tailwind CSS v4","/tailwind/tailwind-installation-setup","21.tailwind/02.tailwind-installation-setup",{"title":2922,"path":2923,"stem":2924},"Utility-класи: основи та система Tailwind","/tailwind/tailwind-utility-classes-core","21.tailwind/03.tailwind-utility-classes-core",{"title":2926,"path":2927,"stem":2928},"Layout: Flexbox та Grid через Tailwind","/tailwind/tailwind-flexbox-grid","21.tailwind/04.tailwind-flexbox-grid",{"title":2930,"path":2931,"stem":2932},"Кастомізація теми через @theme у Tailwind v4","/tailwind/tailwind-theme-customization","21.tailwind/05.tailwind-theme-customization",{"title":2934,"path":2935,"stem":2936},"Варіанти: hover, focus, responsive, dark mode та нові v4","/tailwind/tailwind-variants-states","21.tailwind/06.tailwind-variants-states",{"title":2938,"path":2939,"stem":2940},"Типографіка та система кольорів у Tailwind v4","/tailwind/tailwind-typography-colors","21.tailwind/07.tailwind-typography-colors",{"title":2942,"path":2943,"stem":2944},"Компоненти та повторюваність: @apply, @utility та патерни","/tailwind/tailwind-components-patterns","21.tailwind/08.tailwind-components-patterns",{"title":2946,"path":2947,"stem":2948},"Showcase Компонентів kostyl.dev","/test-new-components","98.test-new-components",{"id":2950,"title":587,"body":2951,"description":8507,"extension":8508,"links":8509,"meta":8510,"navigation":3101,"path":588,"seo":8511,"stem":589,"__hash__":8512},"docs/01.csharp/10.ef-core/20.change-tracking-part1.md",{"type":2952,"value":2953,"toc":8470},"minimark",[2954,2959,2964,2978,3000,3003,3006,3010,3017,3020,3176,3179,3189,3199,3321,3333,3335,3339,3342,3350,3368,3389,3400,3412,3427,3432,3782,3786,3789,3951,3960,3962,3966,3979,3983,4104,4120,4124,4264,4268,4279,4286,4554,4556,4560,4566,4570,4910,4914,5230,5234,5361,5363,5367,5371,5487,5491,5621,5631,5637,5641,5789,5791,5795,5802,5808,6213,6217,6224,6635,6652,6654,6658,6664,6964,6968,7399,7401,7405,7408,7546,7549,7602,7604,7608,7611,7873,7875,7879,7883,8010,8014,8305,8309,8370,8372,8376,8379,8458,8466],[2955,2956,2958],"h1",{"id":2957},"change-tracker-відстеження-змін","Change Tracker: Відстеження Змін",[2960,2961,2963],"h2",{"id":2962},"що-таке-change-tracker-і-навіщо-він-потрібен","Що таке Change Tracker і навіщо він потрібен",[2965,2966,2967,2968,2972,2973,2977],"p",{},"Entity Framework Core реалізує патерн ",[2969,2970,2971],"strong",{},"Unit of Work",": ви вносите зміни у C#-об'єкти впродовж «одиниці роботи» (HTTP-запит, транзакція, команда), а потім одним викликом ",[2974,2975,2976],"code",{},"SaveChanges()"," все записується до бази. Change Tracker — механізм, що робить цей патерн можливим.",[2965,2979,2980,2981,2984,2985,2987,2988,2991,2992,2995,2996,2999],{},"По суті, Change Tracker — це ",[2969,2982,2983],{},"реєстр змін",". Коли ви завантажуєте entity через EF Core, трекер робить знімок (snapshot) початкового стану. Коли ви викликаєте ",[2974,2986,2976],{}," — трекер порівнює поточний стан кожного entity зі знімком і генерує відповідні SQL: ",[2974,2989,2990],{},"INSERT"," для нових, ",[2974,2993,2994],{},"UPDATE"," для змінених, ",[2974,2997,2998],{},"DELETE"," для видалених.",[2965,3001,3002],{},"Без Change Tracker програміст мав би явно вказувати «цей об'єкт я змінив, той видалив» — як в ADO.NET. EF Core автоматизує це. Але ця автоматизація не безкоштовна, і глибоке розуміння Change Tracker допомагає уникнути типових помилок: зайвих UPDATE-ів, що нічого не змінюють, або навпаки — змін що не зберігаються.",[3004,3005],"hr",{},[2960,3007,3009],{"id":3008},"identity-map-dbcontext-як-кеш-першого-рівня","Identity Map: DbContext як кеш першого рівня",[2965,3011,3012,3013,3016],{},"Першій концепції, яку важливо зрозуміти — ",[2969,3014,3015],{},"Identity Map",". DbContext зберігає посилання на всі відстежувані entity, ідексовані за типом і значенням Primary Key.",[2965,3018,3019],{},"Коли ви завантажуєте entity з однаковим PK двічі в межах одного DbContext — жодного другого SQL-запиту не відбувається. DbContext повертає той самий C#-об'єкт з кешу:",[3021,3022,3027],"pre",{"className":3023,"code":3024,"language":3025,"meta":3026,"style":3026},"language-csharp shiki shiki-themes light-plus dark-plus dark-plus","// Перший запит: SQL виконується, Product завантажується в кеш\nvar product1 = await context.Products.FirstOrDefaultAsync(p => p.Id == 42);\n\n// Другий запит з тим самим Id: SQL НЕ виконується!\nvar product2 = await context.Products.FindAsync(42);\n\nConsole.WriteLine(ReferenceEquals(product1, product2)); // True — той самий об'єкт\n","csharp","",[2974,3028,3029,3038,3096,3103,3109,3138,3143],{"__ignoreMap":3026},[3030,3031,3034],"span",{"class":3032,"line":3033},"line",1,[3030,3035,3037],{"class":3036},"spJ8K","// Перший запит: SQL виконується, Product завантажується в кеш\n",[3030,3039,3041,3045,3049,3053,3056,3059,3062,3065,3067,3071,3074,3076,3079,3081,3083,3086,3089,3093],{"class":3032,"line":3040},2,[3030,3042,3044],{"class":3043},"su1O8","var",[3030,3046,3048],{"class":3047},"siwwj"," product1",[3030,3050,3052],{"class":3051},"sHH4Y"," = ",[3030,3054,3055],{"class":3043},"await",[3030,3057,3058],{"class":3047}," context",[3030,3060,3061],{"class":3051},".",[3030,3063,3064],{"class":3047},"Products",[3030,3066,3061],{"class":3051},[3030,3068,3070],{"class":3069},"s8Opu","FirstOrDefaultAsync",[3030,3072,3073],{"class":3051},"(",[3030,3075,2965],{"class":3047},[3030,3077,3078],{"class":3051}," => ",[3030,3080,2965],{"class":3047},[3030,3082,3061],{"class":3051},[3030,3084,3085],{"class":3047},"Id",[3030,3087,3088],{"class":3051}," == ",[3030,3090,3092],{"class":3091},"sJj4R","42",[3030,3094,3095],{"class":3051},");\n",[3030,3097,3099],{"class":3032,"line":3098},3,[3030,3100,3102],{"emptyLinePlaceholder":3101},true,"\n",[3030,3104,3106],{"class":3032,"line":3105},4,[3030,3107,3108],{"class":3036},"// Другий запит з тим самим Id: SQL НЕ виконується!\n",[3030,3110,3112,3114,3117,3119,3121,3123,3125,3127,3129,3132,3134,3136],{"class":3032,"line":3111},5,[3030,3113,3044],{"class":3043},[3030,3115,3116],{"class":3047}," product2",[3030,3118,3052],{"class":3051},[3030,3120,3055],{"class":3043},[3030,3122,3058],{"class":3047},[3030,3124,3061],{"class":3051},[3030,3126,3064],{"class":3047},[3030,3128,3061],{"class":3051},[3030,3130,3131],{"class":3069},"FindAsync",[3030,3133,3073],{"class":3051},[3030,3135,3092],{"class":3091},[3030,3137,3095],{"class":3051},[3030,3139,3141],{"class":3032,"line":3140},6,[3030,3142,3102],{"emptyLinePlaceholder":3101},[3030,3144,3146,3149,3151,3154,3156,3159,3161,3164,3167,3170,3173],{"class":3032,"line":3145},7,[3030,3147,3148],{"class":3047},"Console",[3030,3150,3061],{"class":3051},[3030,3152,3153],{"class":3069},"WriteLine",[3030,3155,3073],{"class":3051},[3030,3157,3158],{"class":3069},"ReferenceEquals",[3030,3160,3073],{"class":3051},[3030,3162,3163],{"class":3047},"product1",[3030,3165,3166],{"class":3051},", ",[3030,3168,3169],{"class":3047},"product2",[3030,3171,3172],{"class":3051},")); ",[3030,3174,3175],{"class":3036},"// True — той самий об'єкт\n",[2965,3177,3178],{},"Це важливо розуміти з кількох причин.",[2965,3180,3181,3184,3185,3188],{},[2969,3182,3183],{},"По-перше",", Identity Map заощаджує SQL-запити при повторному зверненні до тих самих даних. Якщо у сервісному шарі кілька методів завантажують один і той самий ",[2974,3186,3187],{},"Customer"," — лише перший виклик іде в БД.",[2965,3190,3191,3194,3195,3198],{},[2969,3192,3193],{},"По-друге",", Identity Map означає що хтось хто змінив entity в одній частині коду — ці зміни ",[2969,3196,3197],{},"видимі"," у всіх інших місцях що тримають посилання на той самий об'єкт. Це потужно, але може бути несподіваним:",[3021,3200,3202],{"className":3023,"code":3201,"language":3025,"meta":3026,"style":3026},"var orderFromRepo  = await orderRepository.GetByIdAsync(orderId);\nvar orderFromCache = await unitOfWork.Orders.FindAsync(orderId); // той самий об'єкт\n\norderFromRepo.Status = \"Cancelled\"; // змінюємо через один Service\n\n// orderFromCache.Status ТЕЖЕ \"Cancelled\" — той самий C# об'єкт!\nConsole.WriteLine(orderFromCache.Status); // \"Cancelled\"\n",[2974,3203,3204,3231,3264,3268,3290,3294,3299],{"__ignoreMap":3026},[3030,3205,3206,3208,3211,3214,3216,3219,3221,3224,3226,3229],{"class":3032,"line":3033},[3030,3207,3044],{"class":3043},[3030,3209,3210],{"class":3047}," orderFromRepo",[3030,3212,3213],{"class":3051},"  = ",[3030,3215,3055],{"class":3043},[3030,3217,3218],{"class":3047}," orderRepository",[3030,3220,3061],{"class":3051},[3030,3222,3223],{"class":3069},"GetByIdAsync",[3030,3225,3073],{"class":3051},[3030,3227,3228],{"class":3047},"orderId",[3030,3230,3095],{"class":3051},[3030,3232,3233,3235,3238,3240,3242,3245,3247,3250,3252,3254,3256,3258,3261],{"class":3032,"line":3040},[3030,3234,3044],{"class":3043},[3030,3236,3237],{"class":3047}," orderFromCache",[3030,3239,3052],{"class":3051},[3030,3241,3055],{"class":3043},[3030,3243,3244],{"class":3047}," unitOfWork",[3030,3246,3061],{"class":3051},[3030,3248,3249],{"class":3047},"Orders",[3030,3251,3061],{"class":3051},[3030,3253,3131],{"class":3069},[3030,3255,3073],{"class":3051},[3030,3257,3228],{"class":3047},[3030,3259,3260],{"class":3051},"); ",[3030,3262,3263],{"class":3036},"// той самий об'єкт\n",[3030,3265,3266],{"class":3032,"line":3098},[3030,3267,3102],{"emptyLinePlaceholder":3101},[3030,3269,3270,3273,3275,3278,3280,3284,3287],{"class":3032,"line":3105},[3030,3271,3272],{"class":3047},"orderFromRepo",[3030,3274,3061],{"class":3051},[3030,3276,3277],{"class":3047},"Status",[3030,3279,3052],{"class":3051},[3030,3281,3283],{"class":3282},"sbdoH","\"Cancelled\"",[3030,3285,3286],{"class":3051},"; ",[3030,3288,3289],{"class":3036},"// змінюємо через один Service\n",[3030,3291,3292],{"class":3032,"line":3111},[3030,3293,3102],{"emptyLinePlaceholder":3101},[3030,3295,3296],{"class":3032,"line":3140},[3030,3297,3298],{"class":3036},"// orderFromCache.Status ТЕЖЕ \"Cancelled\" — той самий C# об'єкт!\n",[3030,3300,3301,3303,3305,3307,3309,3312,3314,3316,3318],{"class":3032,"line":3145},[3030,3302,3148],{"class":3047},[3030,3304,3061],{"class":3051},[3030,3306,3153],{"class":3069},[3030,3308,3073],{"class":3051},[3030,3310,3311],{"class":3047},"orderFromCache",[3030,3313,3061],{"class":3051},[3030,3315,3277],{"class":3047},[3030,3317,3260],{"class":3051},[3030,3319,3320],{"class":3036},"// \"Cancelled\"\n",[2965,3322,3323,3166,3326,3328,3329,3332],{},[2969,3324,3325],{},"По-третє",[2974,3327,3131],{}," завжди спочатку перевіряє Identity Map — тому він ефективніший за ",[2974,3330,3331],{},"FirstOrDefaultAsync(p => p.Id == id)"," коли є шанс що об'єкт вже в кеші.",[3004,3334],{},[2960,3336,3338],{"id":3337},"entitystate-пять-станів-entity","EntityState: п'ять станів Entity",[2965,3340,3341],{},"Кожен відстежуваний entity знаходиться в одному з п'яти станів:",[3021,3343,3348],{"className":3344,"code":3346,"language":3347},[3345],"language-text","Detached → Added  → Unchanged → Modified → Deleted\n           ↓                    ↑     ↓\n           └────────────────────┘     ↓\n                                  [SaveChanges]\n","text",[2974,3349,3346],{"__ignoreMap":3026},[2965,3351,3352,3357,3358,3361,3362,3365,3366,3061],{},[2969,3353,3354],{},[2974,3355,3356],{},"Detached"," — entity не знає про DbContext. Щойно створений ",[2974,3359,3360],{},"new Product()"," або результат ",[2974,3363,3364],{},"AsNoTracking()"," запиту. Жодного SQL при ",[2974,3367,2976],{},[2965,3369,3370,3375,3376,3379,3380,3383,3384,3386,3387,3061],{},[2969,3371,3372],{},[2974,3373,3374],{},"Added"," — entity додано через ",[2974,3377,3378],{},"context.Products.Add(...)"," або ",[2974,3381,3382],{},"context.Add(...)",". При ",[2974,3385,2976],{}," → ",[2974,3388,2990],{},[2965,3390,3391,3396,3397,3399],{},[2969,3392,3393],{},[2974,3394,3395],{},"Unchanged"," — entity завантажений з бази і не змінювався. При ",[2974,3398,2976],{}," → нічого.",[2965,3401,3402,3407,3408,3386,3410,3061],{},[2969,3403,3404],{},[2974,3405,3406],{},"Modified"," — entity завантажений і одна чи більше властивостей змінено. При ",[2974,3409,2976],{},[2974,3411,2994],{},[2965,3413,3414,3419,3420,3383,3423,3386,3425,3061],{},[2969,3415,3416],{},[2974,3417,3418],{},"Deleted"," — entity позначено для видалення через ",[2974,3421,3422],{},"context.Remove(...)",[2974,3424,2976],{},[2974,3426,2998],{},[3428,3429,3431],"h3",{"id":3430},"перегляд-стану-через-entry-api","Перегляд стану через Entry API",[3021,3433,3435],{"className":3023,"code":3434,"language":3025,"meta":3026,"style":3026},"var product = await context.Products.FindAsync(productId);\nConsole.WriteLine(context.Entry(product!).State); // Unchanged\n\nproduct!.Price = 999m;\nConsole.WriteLine(context.Entry(product).State);  // Modified\n\nvar newProduct = new Product { Name = \"New\", Price = 500m, CategoryId = 1 };\ncontext.Products.Add(newProduct);\nConsole.WriteLine(context.Entry(newProduct).State); // Added\n\ncontext.Products.Remove(product);\nConsole.WriteLine(context.Entry(product).State);   // Deleted\n\nvar untracked = new Product { Id = 99, Name = \"Ghost\" };\nConsole.WriteLine(context.Entry(untracked).State); // Detached\n",[2974,3436,3437,3465,3499,3503,3521,3552,3556,3605,3626,3656,3661,3681,3712,3717,3751],{"__ignoreMap":3026},[3030,3438,3439,3441,3444,3446,3448,3450,3452,3454,3456,3458,3460,3463],{"class":3032,"line":3033},[3030,3440,3044],{"class":3043},[3030,3442,3443],{"class":3047}," product",[3030,3445,3052],{"class":3051},[3030,3447,3055],{"class":3043},[3030,3449,3058],{"class":3047},[3030,3451,3061],{"class":3051},[3030,3453,3064],{"class":3047},[3030,3455,3061],{"class":3051},[3030,3457,3131],{"class":3069},[3030,3459,3073],{"class":3051},[3030,3461,3462],{"class":3047},"productId",[3030,3464,3095],{"class":3051},[3030,3466,3467,3469,3471,3473,3475,3478,3480,3483,3485,3488,3491,3494,3496],{"class":3032,"line":3040},[3030,3468,3148],{"class":3047},[3030,3470,3061],{"class":3051},[3030,3472,3153],{"class":3069},[3030,3474,3073],{"class":3051},[3030,3476,3477],{"class":3047},"context",[3030,3479,3061],{"class":3051},[3030,3481,3482],{"class":3069},"Entry",[3030,3484,3073],{"class":3051},[3030,3486,3487],{"class":3047},"product",[3030,3489,3490],{"class":3051},"!).",[3030,3492,3493],{"class":3047},"State",[3030,3495,3260],{"class":3051},[3030,3497,3498],{"class":3036},"// Unchanged\n",[3030,3500,3501],{"class":3032,"line":3098},[3030,3502,3102],{"emptyLinePlaceholder":3101},[3030,3504,3505,3507,3510,3513,3515,3518],{"class":3032,"line":3105},[3030,3506,3487],{"class":3047},[3030,3508,3509],{"class":3051},"!.",[3030,3511,3512],{"class":3047},"Price",[3030,3514,3052],{"class":3051},[3030,3516,3517],{"class":3091},"999m",[3030,3519,3520],{"class":3051},";\n",[3030,3522,3523,3525,3527,3529,3531,3533,3535,3537,3539,3541,3544,3546,3549],{"class":3032,"line":3111},[3030,3524,3148],{"class":3047},[3030,3526,3061],{"class":3051},[3030,3528,3153],{"class":3069},[3030,3530,3073],{"class":3051},[3030,3532,3477],{"class":3047},[3030,3534,3061],{"class":3051},[3030,3536,3482],{"class":3069},[3030,3538,3073],{"class":3051},[3030,3540,3487],{"class":3047},[3030,3542,3543],{"class":3051},").",[3030,3545,3493],{"class":3047},[3030,3547,3548],{"class":3051},");  ",[3030,3550,3551],{"class":3036},"// Modified\n",[3030,3553,3554],{"class":3032,"line":3140},[3030,3555,3102],{"emptyLinePlaceholder":3101},[3030,3557,3558,3560,3563,3565,3568,3572,3575,3578,3580,3583,3585,3587,3589,3592,3594,3597,3599,3602],{"class":3032,"line":3145},[3030,3559,3044],{"class":3043},[3030,3561,3562],{"class":3047}," newProduct",[3030,3564,3052],{"class":3051},[3030,3566,3567],{"class":3043},"new",[3030,3569,3571],{"class":3570},"sN1BT"," Product",[3030,3573,3574],{"class":3051}," { ",[3030,3576,3577],{"class":3047},"Name",[3030,3579,3052],{"class":3051},[3030,3581,3582],{"class":3282},"\"New\"",[3030,3584,3166],{"class":3051},[3030,3586,3512],{"class":3047},[3030,3588,3052],{"class":3051},[3030,3590,3591],{"class":3091},"500m",[3030,3593,3166],{"class":3051},[3030,3595,3596],{"class":3047},"CategoryId",[3030,3598,3052],{"class":3051},[3030,3600,3601],{"class":3091},"1",[3030,3603,3604],{"class":3051}," };\n",[3030,3606,3608,3610,3612,3614,3616,3619,3621,3624],{"class":3032,"line":3607},8,[3030,3609,3477],{"class":3047},[3030,3611,3061],{"class":3051},[3030,3613,3064],{"class":3047},[3030,3615,3061],{"class":3051},[3030,3617,3618],{"class":3069},"Add",[3030,3620,3073],{"class":3051},[3030,3622,3623],{"class":3047},"newProduct",[3030,3625,3095],{"class":3051},[3030,3627,3629,3631,3633,3635,3637,3639,3641,3643,3645,3647,3649,3651,3653],{"class":3032,"line":3628},9,[3030,3630,3148],{"class":3047},[3030,3632,3061],{"class":3051},[3030,3634,3153],{"class":3069},[3030,3636,3073],{"class":3051},[3030,3638,3477],{"class":3047},[3030,3640,3061],{"class":3051},[3030,3642,3482],{"class":3069},[3030,3644,3073],{"class":3051},[3030,3646,3623],{"class":3047},[3030,3648,3543],{"class":3051},[3030,3650,3493],{"class":3047},[3030,3652,3260],{"class":3051},[3030,3654,3655],{"class":3036},"// Added\n",[3030,3657,3659],{"class":3032,"line":3658},10,[3030,3660,3102],{"emptyLinePlaceholder":3101},[3030,3662,3664,3666,3668,3670,3672,3675,3677,3679],{"class":3032,"line":3663},11,[3030,3665,3477],{"class":3047},[3030,3667,3061],{"class":3051},[3030,3669,3064],{"class":3047},[3030,3671,3061],{"class":3051},[3030,3673,3674],{"class":3069},"Remove",[3030,3676,3073],{"class":3051},[3030,3678,3487],{"class":3047},[3030,3680,3095],{"class":3051},[3030,3682,3684,3686,3688,3690,3692,3694,3696,3698,3700,3702,3704,3706,3709],{"class":3032,"line":3683},12,[3030,3685,3148],{"class":3047},[3030,3687,3061],{"class":3051},[3030,3689,3153],{"class":3069},[3030,3691,3073],{"class":3051},[3030,3693,3477],{"class":3047},[3030,3695,3061],{"class":3051},[3030,3697,3482],{"class":3069},[3030,3699,3073],{"class":3051},[3030,3701,3487],{"class":3047},[3030,3703,3543],{"class":3051},[3030,3705,3493],{"class":3047},[3030,3707,3708],{"class":3051},");   ",[3030,3710,3711],{"class":3036},"// Deleted\n",[3030,3713,3715],{"class":3032,"line":3714},13,[3030,3716,3102],{"emptyLinePlaceholder":3101},[3030,3718,3720,3722,3725,3727,3729,3731,3733,3735,3737,3740,3742,3744,3746,3749],{"class":3032,"line":3719},14,[3030,3721,3044],{"class":3043},[3030,3723,3724],{"class":3047}," untracked",[3030,3726,3052],{"class":3051},[3030,3728,3567],{"class":3043},[3030,3730,3571],{"class":3570},[3030,3732,3574],{"class":3051},[3030,3734,3085],{"class":3047},[3030,3736,3052],{"class":3051},[3030,3738,3739],{"class":3091},"99",[3030,3741,3166],{"class":3051},[3030,3743,3577],{"class":3047},[3030,3745,3052],{"class":3051},[3030,3747,3748],{"class":3282},"\"Ghost\"",[3030,3750,3604],{"class":3051},[3030,3752,3754,3756,3758,3760,3762,3764,3766,3768,3770,3773,3775,3777,3779],{"class":3032,"line":3753},15,[3030,3755,3148],{"class":3047},[3030,3757,3061],{"class":3051},[3030,3759,3153],{"class":3069},[3030,3761,3073],{"class":3051},[3030,3763,3477],{"class":3047},[3030,3765,3061],{"class":3051},[3030,3767,3482],{"class":3069},[3030,3769,3073],{"class":3051},[3030,3771,3772],{"class":3047},"untracked",[3030,3774,3543],{"class":3051},[3030,3776,3493],{"class":3047},[3030,3778,3260],{"class":3051},[3030,3780,3781],{"class":3036},"// Detached\n",[3428,3783,3785],{"id":3784},"lifecycle-переходів-стану","Lifecycle переходів стану",[2965,3787,3788],{},"Стани переключаються не лише під час явних операцій:",[3021,3790,3792],{"className":3023,"code":3791,"language":3025,"meta":3026,"style":3026},"// Завантаження → Unchanged\nvar order = await context.Orders.FindAsync(orderId);\n// State: Unchanged\n\n// Зміна властивості → Modified\norder!.Status = \"Processing\";\n// State: Modified\n\n// SaveChanges → Unchanged (не Detached!)\nawait context.SaveChanges();\n// State: Unchanged — entity залишається трекованим після збереження!\n\n// Remove → Deleted\ncontext.Orders.Remove(order);\n// State: Deleted\n\n// SaveChanges після Remove → Detached\nawait context.SaveChanges();\n// State: Detached — після фізичного DELETE entity відключається\n",[2974,3793,3794,3799,3826,3831,3835,3840,3856,3861,3865,3870,3884,3889,3893,3898,3916,3921,3926,3932,3945],{"__ignoreMap":3026},[3030,3795,3796],{"class":3032,"line":3033},[3030,3797,3798],{"class":3036},"// Завантаження → Unchanged\n",[3030,3800,3801,3803,3806,3808,3810,3812,3814,3816,3818,3820,3822,3824],{"class":3032,"line":3040},[3030,3802,3044],{"class":3043},[3030,3804,3805],{"class":3047}," order",[3030,3807,3052],{"class":3051},[3030,3809,3055],{"class":3043},[3030,3811,3058],{"class":3047},[3030,3813,3061],{"class":3051},[3030,3815,3249],{"class":3047},[3030,3817,3061],{"class":3051},[3030,3819,3131],{"class":3069},[3030,3821,3073],{"class":3051},[3030,3823,3228],{"class":3047},[3030,3825,3095],{"class":3051},[3030,3827,3828],{"class":3032,"line":3098},[3030,3829,3830],{"class":3036},"// State: Unchanged\n",[3030,3832,3833],{"class":3032,"line":3105},[3030,3834,3102],{"emptyLinePlaceholder":3101},[3030,3836,3837],{"class":3032,"line":3111},[3030,3838,3839],{"class":3036},"// Зміна властивості → Modified\n",[3030,3841,3842,3845,3847,3849,3851,3854],{"class":3032,"line":3140},[3030,3843,3844],{"class":3047},"order",[3030,3846,3509],{"class":3051},[3030,3848,3277],{"class":3047},[3030,3850,3052],{"class":3051},[3030,3852,3853],{"class":3282},"\"Processing\"",[3030,3855,3520],{"class":3051},[3030,3857,3858],{"class":3032,"line":3145},[3030,3859,3860],{"class":3036},"// State: Modified\n",[3030,3862,3863],{"class":3032,"line":3607},[3030,3864,3102],{"emptyLinePlaceholder":3101},[3030,3866,3867],{"class":3032,"line":3628},[3030,3868,3869],{"class":3036},"// SaveChanges → Unchanged (не Detached!)\n",[3030,3871,3872,3874,3876,3878,3881],{"class":3032,"line":3658},[3030,3873,3055],{"class":3043},[3030,3875,3058],{"class":3047},[3030,3877,3061],{"class":3051},[3030,3879,3880],{"class":3069},"SaveChanges",[3030,3882,3883],{"class":3051},"();\n",[3030,3885,3886],{"class":3032,"line":3663},[3030,3887,3888],{"class":3036},"// State: Unchanged — entity залишається трекованим після збереження!\n",[3030,3890,3891],{"class":3032,"line":3683},[3030,3892,3102],{"emptyLinePlaceholder":3101},[3030,3894,3895],{"class":3032,"line":3714},[3030,3896,3897],{"class":3036},"// Remove → Deleted\n",[3030,3899,3900,3902,3904,3906,3908,3910,3912,3914],{"class":3032,"line":3719},[3030,3901,3477],{"class":3047},[3030,3903,3061],{"class":3051},[3030,3905,3249],{"class":3047},[3030,3907,3061],{"class":3051},[3030,3909,3674],{"class":3069},[3030,3911,3073],{"class":3051},[3030,3913,3844],{"class":3047},[3030,3915,3095],{"class":3051},[3030,3917,3918],{"class":3032,"line":3753},[3030,3919,3920],{"class":3036},"// State: Deleted\n",[3030,3922,3924],{"class":3032,"line":3923},16,[3030,3925,3102],{"emptyLinePlaceholder":3101},[3030,3927,3929],{"class":3032,"line":3928},17,[3030,3930,3931],{"class":3036},"// SaveChanges після Remove → Detached\n",[3030,3933,3935,3937,3939,3941,3943],{"class":3032,"line":3934},18,[3030,3936,3055],{"class":3043},[3030,3938,3058],{"class":3047},[3030,3940,3061],{"class":3051},[3030,3942,3880],{"class":3069},[3030,3944,3883],{"class":3051},[3030,3946,3948],{"class":3032,"line":3947},19,[3030,3949,3950],{"class":3036},"// State: Detached — після фізичного DELETE entity відключається\n",[2965,3952,3953,3954,3956,3957,3959],{},"Ключова деталь: після успішного ",[2974,3955,2976],{}," entity залишається у трекері зі станом ",[2974,3958,3395],{},", якщо його не видаляли. Це дозволяє продовжувати роботу з ним без повторного завантаження.",[3004,3961],{},[2960,3963,3965],{"id":3964},"snapshot-detection-як-ef-core-виявляє-зміни","Snapshot Detection: як EF Core виявляє зміни",[2965,3967,3968,3969,3972,3973,3976,3977,3061],{},"За замовчуванням EF Core використовує ",[2969,3970,3971],{},"snapshot-based change detection",". Під час завантаження entity трекер робить копію (snapshot) усіх значень. За замовчуванням ",[2974,3974,3975],{},"DetectChanges()"," виконується автоматично перед кожним ",[2974,3978,2976],{},[3428,3980,3982],{"id":3981},"що-відбувається-при-detectchanges","Що відбувається при DetectChanges",[3021,3984,3986],{"className":3023,"code":3985,"language":3025,"meta":3026,"style":3026},"var product = await context.Products.FindAsync(5);\n// Snapshot: { Id=5, Name=\"Laptop\", Price=35000m, IsActive=true }\n\nproduct!.Price = 38000m;\nproduct!.Name  = \"Laptop Pro\";\n\n// При SaveChanges → DetectChanges запускається автоматично:\n// Current:  { Id=5, Name=\"Laptop Pro\", Price=38000m, IsActive=true }\n// Snapshot: { Id=5, Name=\"Laptop\",     Price=35000m, IsActive=true }\n// Diff:     Name і Price змінились → Modified\n// Генерує: UPDATE Products SET Name='Laptop Pro', Price=38000 WHERE Id=5\n\nawait context.SaveChanges();\n// Snapshot оновлюється\n",[2974,3987,3988,4015,4020,4024,4039,4054,4058,4063,4068,4073,4078,4083,4087,4099],{"__ignoreMap":3026},[3030,3989,3990,3992,3994,3996,3998,4000,4002,4004,4006,4008,4010,4013],{"class":3032,"line":3033},[3030,3991,3044],{"class":3043},[3030,3993,3443],{"class":3047},[3030,3995,3052],{"class":3051},[3030,3997,3055],{"class":3043},[3030,3999,3058],{"class":3047},[3030,4001,3061],{"class":3051},[3030,4003,3064],{"class":3047},[3030,4005,3061],{"class":3051},[3030,4007,3131],{"class":3069},[3030,4009,3073],{"class":3051},[3030,4011,4012],{"class":3091},"5",[3030,4014,3095],{"class":3051},[3030,4016,4017],{"class":3032,"line":3040},[3030,4018,4019],{"class":3036},"// Snapshot: { Id=5, Name=\"Laptop\", Price=35000m, IsActive=true }\n",[3030,4021,4022],{"class":3032,"line":3098},[3030,4023,3102],{"emptyLinePlaceholder":3101},[3030,4025,4026,4028,4030,4032,4034,4037],{"class":3032,"line":3105},[3030,4027,3487],{"class":3047},[3030,4029,3509],{"class":3051},[3030,4031,3512],{"class":3047},[3030,4033,3052],{"class":3051},[3030,4035,4036],{"class":3091},"38000m",[3030,4038,3520],{"class":3051},[3030,4040,4041,4043,4045,4047,4049,4052],{"class":3032,"line":3111},[3030,4042,3487],{"class":3047},[3030,4044,3509],{"class":3051},[3030,4046,3577],{"class":3047},[3030,4048,3213],{"class":3051},[3030,4050,4051],{"class":3282},"\"Laptop Pro\"",[3030,4053,3520],{"class":3051},[3030,4055,4056],{"class":3032,"line":3140},[3030,4057,3102],{"emptyLinePlaceholder":3101},[3030,4059,4060],{"class":3032,"line":3145},[3030,4061,4062],{"class":3036},"// При SaveChanges → DetectChanges запускається автоматично:\n",[3030,4064,4065],{"class":3032,"line":3607},[3030,4066,4067],{"class":3036},"// Current:  { Id=5, Name=\"Laptop Pro\", Price=38000m, IsActive=true }\n",[3030,4069,4070],{"class":3032,"line":3628},[3030,4071,4072],{"class":3036},"// Snapshot: { Id=5, Name=\"Laptop\",     Price=35000m, IsActive=true }\n",[3030,4074,4075],{"class":3032,"line":3658},[3030,4076,4077],{"class":3036},"// Diff:     Name і Price змінились → Modified\n",[3030,4079,4080],{"class":3032,"line":3663},[3030,4081,4082],{"class":3036},"// Генерує: UPDATE Products SET Name='Laptop Pro', Price=38000 WHERE Id=5\n",[3030,4084,4085],{"class":3032,"line":3683},[3030,4086,3102],{"emptyLinePlaceholder":3101},[3030,4088,4089,4091,4093,4095,4097],{"class":3032,"line":3714},[3030,4090,3055],{"class":3043},[3030,4092,3058],{"class":3047},[3030,4094,3061],{"class":3051},[3030,4096,3880],{"class":3069},[3030,4098,3883],{"class":3051},[3030,4100,4101],{"class":3032,"line":3719},[3030,4102,4103],{"class":3036},"// Snapshot оновлюється\n",[2965,4105,4106,4107,4109,4110,4113,4114,4116,4117,3061],{},"Важливо: EF Core генерує ",[2974,4108,2994],{}," тільки для ",[2969,4111,4112],{},"реально змінених"," стовпців, а не для всього рядка. Якщо змінено лише ",[2974,4115,3512],{}," — SQL містить тільки ",[2974,4118,4119],{},"SET Price = @p0",[3428,4121,4123],{"id":4122},"явний-виклик-detectchanges","Явний виклик DetectChanges",[3021,4125,4127],{"className":3023,"code":4126,"language":3025,"meta":3026,"style":3026},"// У складних сценаріях може знадобитись явний виклик:\nvar product = await context.Products.FindAsync(5);\nproduct!.Price = 99000m;\n\n// Перевірити що трекер «знає» про зміну до SaveChanges\ncontext.ChangeTracker.DetectChanges();\nConsole.WriteLine(context.Entry(product).State); // Modified\n\n// HasChanges: є хоч одна зміна?\nbool hasChanges = context.ChangeTracker.HasChanges(); // true\n",[2974,4128,4129,4134,4160,4175,4179,4184,4200,4228,4232,4237],{"__ignoreMap":3026},[3030,4130,4131],{"class":3032,"line":3033},[3030,4132,4133],{"class":3036},"// У складних сценаріях може знадобитись явний виклик:\n",[3030,4135,4136,4138,4140,4142,4144,4146,4148,4150,4152,4154,4156,4158],{"class":3032,"line":3040},[3030,4137,3044],{"class":3043},[3030,4139,3443],{"class":3047},[3030,4141,3052],{"class":3051},[3030,4143,3055],{"class":3043},[3030,4145,3058],{"class":3047},[3030,4147,3061],{"class":3051},[3030,4149,3064],{"class":3047},[3030,4151,3061],{"class":3051},[3030,4153,3131],{"class":3069},[3030,4155,3073],{"class":3051},[3030,4157,4012],{"class":3091},[3030,4159,3095],{"class":3051},[3030,4161,4162,4164,4166,4168,4170,4173],{"class":3032,"line":3098},[3030,4163,3487],{"class":3047},[3030,4165,3509],{"class":3051},[3030,4167,3512],{"class":3047},[3030,4169,3052],{"class":3051},[3030,4171,4172],{"class":3091},"99000m",[3030,4174,3520],{"class":3051},[3030,4176,4177],{"class":3032,"line":3105},[3030,4178,3102],{"emptyLinePlaceholder":3101},[3030,4180,4181],{"class":3032,"line":3111},[3030,4182,4183],{"class":3036},"// Перевірити що трекер «знає» про зміну до SaveChanges\n",[3030,4185,4186,4188,4190,4193,4195,4198],{"class":3032,"line":3140},[3030,4187,3477],{"class":3047},[3030,4189,3061],{"class":3051},[3030,4191,4192],{"class":3047},"ChangeTracker",[3030,4194,3061],{"class":3051},[3030,4196,4197],{"class":3069},"DetectChanges",[3030,4199,3883],{"class":3051},[3030,4201,4202,4204,4206,4208,4210,4212,4214,4216,4218,4220,4222,4224,4226],{"class":3032,"line":3145},[3030,4203,3148],{"class":3047},[3030,4205,3061],{"class":3051},[3030,4207,3153],{"class":3069},[3030,4209,3073],{"class":3051},[3030,4211,3477],{"class":3047},[3030,4213,3061],{"class":3051},[3030,4215,3482],{"class":3069},[3030,4217,3073],{"class":3051},[3030,4219,3487],{"class":3047},[3030,4221,3543],{"class":3051},[3030,4223,3493],{"class":3047},[3030,4225,3260],{"class":3051},[3030,4227,3551],{"class":3036},[3030,4229,4230],{"class":3032,"line":3607},[3030,4231,3102],{"emptyLinePlaceholder":3101},[3030,4233,4234],{"class":3032,"line":3628},[3030,4235,4236],{"class":3036},"// HasChanges: є хоч одна зміна?\n",[3030,4238,4239,4242,4245,4247,4249,4251,4253,4255,4258,4261],{"class":3032,"line":3658},[3030,4240,4241],{"class":3043},"bool",[3030,4243,4244],{"class":3047}," hasChanges",[3030,4246,3052],{"class":3051},[3030,4248,3477],{"class":3047},[3030,4250,3061],{"class":3051},[3030,4252,4192],{"class":3047},[3030,4254,3061],{"class":3051},[3030,4256,4257],{"class":3069},"HasChanges",[3030,4259,4260],{"class":3051},"(); ",[3030,4262,4263],{"class":3036},"// true\n",[3428,4265,4267],{"id":4266},"autodetectchanges-коли-вимикати","AutoDetectChanges: коли вимикати",[2965,4269,4270,4272,4273,3379,4275,4278],{},[2974,4271,4197],{}," — алгоритм O(N) де N — кількість відстежуваних entity. При 1000+ відстежуваних об'єктів — кожен виклик ",[2974,4274,2976],{},[2974,4276,4277],{},"Add()"," додає overhead.",[2965,4280,4281,4282,4285],{},"У high-throughput сценаріях (bulk import, batch processing) — вимкнення ",[2974,4283,4284],{},"AutoDetectChanges"," і ручний виклик:",[3021,4287,4289],{"className":3023,"code":4288,"language":3025,"meta":3026,"style":3026},"// Вимкнути автоматичне DetectChanges\ncontext.ChangeTracker.AutoDetectChangesEnabled = false;\n\ntry\n{\n    foreach (var product in productsToUpdate) // 10,000 записів\n    {\n        var existing = await context.Products.FindAsync(product.Id);\n        if (existing is not null)\n        {\n            existing.Price = product.Price;\n            existing.Stock = product.Stock;\n        }\n        // Без AutoDetectChanges: overhead відсутній на кожному кроці\n    }\n\n    // Один явний DetectChanges перед збереженням\n    context.ChangeTracker.DetectChanges();\n    await context.SaveChanges();\n}\nfinally\n{\n    context.ChangeTracker.AutoDetectChangesEnabled = true; // повернути\n}\n",[2974,4290,4291,4296,4316,4320,4326,4331,4355,4360,4392,4414,4419,4438,4457,4462,4467,4472,4476,4481,4496,4509,4515,4521,4526,4549],{"__ignoreMap":3026},[3030,4292,4293],{"class":3032,"line":3033},[3030,4294,4295],{"class":3036},"// Вимкнути автоматичне DetectChanges\n",[3030,4297,4298,4300,4302,4304,4306,4309,4311,4314],{"class":3032,"line":3040},[3030,4299,3477],{"class":3047},[3030,4301,3061],{"class":3051},[3030,4303,4192],{"class":3047},[3030,4305,3061],{"class":3051},[3030,4307,4308],{"class":3047},"AutoDetectChangesEnabled",[3030,4310,3052],{"class":3051},[3030,4312,4313],{"class":3043},"false",[3030,4315,3520],{"class":3051},[3030,4317,4318],{"class":3032,"line":3098},[3030,4319,3102],{"emptyLinePlaceholder":3101},[3030,4321,4322],{"class":3032,"line":3105},[3030,4323,4325],{"class":4324},"sCDza","try\n",[3030,4327,4328],{"class":3032,"line":3111},[3030,4329,4330],{"class":3051},"{\n",[3030,4332,4333,4336,4339,4341,4343,4346,4349,4352],{"class":3032,"line":3140},[3030,4334,4335],{"class":4324},"    foreach",[3030,4337,4338],{"class":3051}," (",[3030,4340,3044],{"class":3043},[3030,4342,3443],{"class":3047},[3030,4344,4345],{"class":4324}," in",[3030,4347,4348],{"class":3047}," productsToUpdate",[3030,4350,4351],{"class":3051},") ",[3030,4353,4354],{"class":3036},"// 10,000 записів\n",[3030,4356,4357],{"class":3032,"line":3145},[3030,4358,4359],{"class":3051},"    {\n",[3030,4361,4362,4365,4368,4370,4372,4374,4376,4378,4380,4382,4384,4386,4388,4390],{"class":3032,"line":3607},[3030,4363,4364],{"class":3043},"        var",[3030,4366,4367],{"class":3047}," existing",[3030,4369,3052],{"class":3051},[3030,4371,3055],{"class":3043},[3030,4373,3058],{"class":3047},[3030,4375,3061],{"class":3051},[3030,4377,3064],{"class":3047},[3030,4379,3061],{"class":3051},[3030,4381,3131],{"class":3069},[3030,4383,3073],{"class":3051},[3030,4385,3487],{"class":3047},[3030,4387,3061],{"class":3051},[3030,4389,3085],{"class":3047},[3030,4391,3095],{"class":3051},[3030,4393,4394,4397,4399,4402,4405,4408,4411],{"class":3032,"line":3628},[3030,4395,4396],{"class":4324},"        if",[3030,4398,4338],{"class":3051},[3030,4400,4401],{"class":3047},"existing",[3030,4403,4404],{"class":3043}," is",[3030,4406,4407],{"class":3043}," not",[3030,4409,4410],{"class":3043}," null",[3030,4412,4413],{"class":3051},")\n",[3030,4415,4416],{"class":3032,"line":3658},[3030,4417,4418],{"class":3051},"        {\n",[3030,4420,4421,4424,4426,4428,4430,4432,4434,4436],{"class":3032,"line":3663},[3030,4422,4423],{"class":3047},"            existing",[3030,4425,3061],{"class":3051},[3030,4427,3512],{"class":3047},[3030,4429,3052],{"class":3051},[3030,4431,3487],{"class":3047},[3030,4433,3061],{"class":3051},[3030,4435,3512],{"class":3047},[3030,4437,3520],{"class":3051},[3030,4439,4440,4442,4444,4447,4449,4451,4453,4455],{"class":3032,"line":3683},[3030,4441,4423],{"class":3047},[3030,4443,3061],{"class":3051},[3030,4445,4446],{"class":3047},"Stock",[3030,4448,3052],{"class":3051},[3030,4450,3487],{"class":3047},[3030,4452,3061],{"class":3051},[3030,4454,4446],{"class":3047},[3030,4456,3520],{"class":3051},[3030,4458,4459],{"class":3032,"line":3714},[3030,4460,4461],{"class":3051},"        }\n",[3030,4463,4464],{"class":3032,"line":3719},[3030,4465,4466],{"class":3036},"        // Без AutoDetectChanges: overhead відсутній на кожному кроці\n",[3030,4468,4469],{"class":3032,"line":3753},[3030,4470,4471],{"class":3051},"    }\n",[3030,4473,4474],{"class":3032,"line":3923},[3030,4475,3102],{"emptyLinePlaceholder":3101},[3030,4477,4478],{"class":3032,"line":3928},[3030,4479,4480],{"class":3036},"    // Один явний DetectChanges перед збереженням\n",[3030,4482,4483,4486,4488,4490,4492,4494],{"class":3032,"line":3934},[3030,4484,4485],{"class":3047},"    context",[3030,4487,3061],{"class":3051},[3030,4489,4192],{"class":3047},[3030,4491,3061],{"class":3051},[3030,4493,4197],{"class":3069},[3030,4495,3883],{"class":3051},[3030,4497,4498,4501,4503,4505,4507],{"class":3032,"line":3947},[3030,4499,4500],{"class":3043},"    await",[3030,4502,3058],{"class":3047},[3030,4504,3061],{"class":3051},[3030,4506,3880],{"class":3069},[3030,4508,3883],{"class":3051},[3030,4510,4512],{"class":3032,"line":4511},20,[3030,4513,4514],{"class":3051},"}\n",[3030,4516,4518],{"class":3032,"line":4517},21,[3030,4519,4520],{"class":4324},"finally\n",[3030,4522,4524],{"class":3032,"line":4523},22,[3030,4525,4330],{"class":3051},[3030,4527,4529,4531,4533,4535,4537,4539,4541,4544,4546],{"class":3032,"line":4528},23,[3030,4530,4485],{"class":3047},[3030,4532,3061],{"class":3051},[3030,4534,4192],{"class":3047},[3030,4536,3061],{"class":3051},[3030,4538,4308],{"class":3047},[3030,4540,3052],{"class":3051},[3030,4542,4543],{"class":3043},"true",[3030,4545,3286],{"class":3051},[3030,4547,4548],{"class":3036},"// повернути\n",[3030,4550,4552],{"class":3032,"line":4551},24,[3030,4553,4514],{"class":3051},[3004,4555],{},[2960,4557,4559],{"id":4558},"changetracker-api-повний-огляд","ChangeTracker API: повний огляд",[2965,4561,4562,4563,4565],{},"EF Core надає ",[2974,4564,4192],{}," як окремий об'єкт зі своїм API для інтроспекції і керування.",[3428,4567,4569],{"id":4568},"перегляд-всіх-відстежуваних-entity","Перегляд всіх відстежуваних entity",[3021,4571,4573],{"className":3023,"code":4572,"language":3025,"meta":3026,"style":3026},"// Отримати всі EntityEntry\nvar entries = context.ChangeTracker.Entries();\n\nforeach (var entry in entries)\n{\n    Console.WriteLine($\"Type: {entry.Entity.GetType().Name}\");\n    Console.WriteLine($\"State: {entry.State}\");\n    Console.WriteLine($\"PK: {entry.Properties.FirstOrDefault(p => p.Metadata.IsPrimaryKey())?.CurrentValue}\");\n    Console.WriteLine();\n}\n\n// Фільтрація за типом\nvar modifiedProducts = context.ChangeTracker\n    .Entries\u003CProduct>()\n    .Where(e => e.State == EntityState.Modified);\n\n// Фільтрація за станом\nvar allModified = context.ChangeTracker\n    .Entries()\n    .Where(e => e.State == EntityState.Modified);\n",[2974,4574,4575,4580,4602,4606,4624,4628,4672,4699,4763,4773,4777,4781,4786,4802,4818,4849,4853,4858,4873,4882],{"__ignoreMap":3026},[3030,4576,4577],{"class":3032,"line":3033},[3030,4578,4579],{"class":3036},"// Отримати всі EntityEntry\n",[3030,4581,4582,4584,4587,4589,4591,4593,4595,4597,4600],{"class":3032,"line":3040},[3030,4583,3044],{"class":3043},[3030,4585,4586],{"class":3047}," entries",[3030,4588,3052],{"class":3051},[3030,4590,3477],{"class":3047},[3030,4592,3061],{"class":3051},[3030,4594,4192],{"class":3047},[3030,4596,3061],{"class":3051},[3030,4598,4599],{"class":3069},"Entries",[3030,4601,3883],{"class":3051},[3030,4603,4604],{"class":3032,"line":3098},[3030,4605,3102],{"emptyLinePlaceholder":3101},[3030,4607,4608,4611,4613,4615,4618,4620,4622],{"class":3032,"line":3105},[3030,4609,4610],{"class":4324},"foreach",[3030,4612,4338],{"class":3051},[3030,4614,3044],{"class":3043},[3030,4616,4617],{"class":3047}," entry",[3030,4619,4345],{"class":4324},[3030,4621,4586],{"class":3047},[3030,4623,4413],{"class":3051},[3030,4625,4626],{"class":3032,"line":3111},[3030,4627,4330],{"class":3051},[3030,4629,4630,4633,4635,4637,4639,4642,4646,4649,4651,4654,4656,4659,4662,4664,4667,4670],{"class":3032,"line":3140},[3030,4631,4632],{"class":3047},"    Console",[3030,4634,3061],{"class":3051},[3030,4636,3153],{"class":3069},[3030,4638,3073],{"class":3051},[3030,4640,4641],{"class":3282},"$\"Type: ",[3030,4643,4645],{"class":4644},"sD7JJ","{",[3030,4647,4648],{"class":3047},"entry",[3030,4650,3061],{"class":4644},[3030,4652,4653],{"class":3047},"Entity",[3030,4655,3061],{"class":4644},[3030,4657,4658],{"class":3069},"GetType",[3030,4660,4661],{"class":4644},"().",[3030,4663,3577],{"class":3047},[3030,4665,4666],{"class":4644},"}",[3030,4668,4669],{"class":3282},"\"",[3030,4671,3095],{"class":3051},[3030,4673,4674,4676,4678,4680,4682,4685,4687,4689,4691,4693,4695,4697],{"class":3032,"line":3145},[3030,4675,4632],{"class":3047},[3030,4677,3061],{"class":3051},[3030,4679,3153],{"class":3069},[3030,4681,3073],{"class":3051},[3030,4683,4684],{"class":3282},"$\"State: ",[3030,4686,4645],{"class":4644},[3030,4688,4648],{"class":3047},[3030,4690,3061],{"class":4644},[3030,4692,3493],{"class":3047},[3030,4694,4666],{"class":4644},[3030,4696,4669],{"class":3282},[3030,4698,3095],{"class":3051},[3030,4700,4701,4703,4705,4707,4709,4712,4714,4716,4718,4721,4723,4726,4728,4730,4733,4736,4738,4741,4743,4746,4749,4752,4754,4757,4759,4761],{"class":3032,"line":3607},[3030,4702,4632],{"class":3047},[3030,4704,3061],{"class":3051},[3030,4706,3153],{"class":3069},[3030,4708,3073],{"class":3051},[3030,4710,4711],{"class":3282},"$\"PK: ",[3030,4713,4645],{"class":4644},[3030,4715,4648],{"class":3047},[3030,4717,3061],{"class":4644},[3030,4719,4720],{"class":3047},"Properties",[3030,4722,3061],{"class":4644},[3030,4724,4725],{"class":3069},"FirstOrDefault",[3030,4727,3073],{"class":4644},[3030,4729,2965],{"class":3047},[3030,4731,4732],{"class":3051}," =>",[3030,4734,4735],{"class":3047}," p",[3030,4737,3061],{"class":4644},[3030,4739,4740],{"class":3047},"Metadata",[3030,4742,3061],{"class":4644},[3030,4744,4745],{"class":3069},"IsPrimaryKey",[3030,4747,4748],{"class":4644},"())",[3030,4750,4751],{"class":3051},"?",[3030,4753,3061],{"class":4644},[3030,4755,4756],{"class":3047},"CurrentValue",[3030,4758,4666],{"class":4644},[3030,4760,4669],{"class":3282},[3030,4762,3095],{"class":3051},[3030,4764,4765,4767,4769,4771],{"class":3032,"line":3628},[3030,4766,4632],{"class":3047},[3030,4768,3061],{"class":3051},[3030,4770,3153],{"class":3069},[3030,4772,3883],{"class":3051},[3030,4774,4775],{"class":3032,"line":3658},[3030,4776,4514],{"class":3051},[3030,4778,4779],{"class":3032,"line":3663},[3030,4780,3102],{"emptyLinePlaceholder":3101},[3030,4782,4783],{"class":3032,"line":3683},[3030,4784,4785],{"class":3036},"// Фільтрація за типом\n",[3030,4787,4788,4790,4793,4795,4797,4799],{"class":3032,"line":3714},[3030,4789,3044],{"class":3043},[3030,4791,4792],{"class":3047}," modifiedProducts",[3030,4794,3052],{"class":3051},[3030,4796,3477],{"class":3047},[3030,4798,3061],{"class":3051},[3030,4800,4801],{"class":3047},"ChangeTracker\n",[3030,4803,4804,4807,4809,4812,4815],{"class":3032,"line":3719},[3030,4805,4806],{"class":3051},"    .",[3030,4808,4599],{"class":3069},[3030,4810,4811],{"class":3051},"\u003C",[3030,4813,4814],{"class":3570},"Product",[3030,4816,4817],{"class":3051},">()\n",[3030,4819,4820,4822,4825,4827,4830,4832,4834,4836,4838,4840,4843,4845,4847],{"class":3032,"line":3753},[3030,4821,4806],{"class":3051},[3030,4823,4824],{"class":3069},"Where",[3030,4826,3073],{"class":3051},[3030,4828,4829],{"class":3047},"e",[3030,4831,3078],{"class":3051},[3030,4833,4829],{"class":3047},[3030,4835,3061],{"class":3051},[3030,4837,3493],{"class":3047},[3030,4839,3088],{"class":3051},[3030,4841,4842],{"class":3047},"EntityState",[3030,4844,3061],{"class":3051},[3030,4846,3406],{"class":3047},[3030,4848,3095],{"class":3051},[3030,4850,4851],{"class":3032,"line":3923},[3030,4852,3102],{"emptyLinePlaceholder":3101},[3030,4854,4855],{"class":3032,"line":3928},[3030,4856,4857],{"class":3036},"// Фільтрація за станом\n",[3030,4859,4860,4862,4865,4867,4869,4871],{"class":3032,"line":3934},[3030,4861,3044],{"class":3043},[3030,4863,4864],{"class":3047}," allModified",[3030,4866,3052],{"class":3051},[3030,4868,3477],{"class":3047},[3030,4870,3061],{"class":3051},[3030,4872,4801],{"class":3047},[3030,4874,4875,4877,4879],{"class":3032,"line":3947},[3030,4876,4806],{"class":3051},[3030,4878,4599],{"class":3069},[3030,4880,4881],{"class":3051},"()\n",[3030,4883,4884,4886,4888,4890,4892,4894,4896,4898,4900,4902,4904,4906,4908],{"class":3032,"line":4511},[3030,4885,4806],{"class":3051},[3030,4887,4824],{"class":3069},[3030,4889,3073],{"class":3051},[3030,4891,4829],{"class":3047},[3030,4893,3078],{"class":3051},[3030,4895,4829],{"class":3047},[3030,4897,3061],{"class":3051},[3030,4899,3493],{"class":3047},[3030,4901,3088],{"class":3051},[3030,4903,4842],{"class":3047},[3030,4905,3061],{"class":3051},[3030,4907,3406],{"class":3047},[3030,4909,3095],{"class":3051},[3428,4911,4913],{"id":4912},"перегляд-конкретних-властивостей","Перегляд конкретних властивостей",[3021,4915,4917],{"className":3023,"code":4916,"language":3025,"meta":3026,"style":3026},"var entry = context.Entry(product);\n\n// Поточне значення\ndecimal currentPrice = (decimal)entry.Property(p => p.Price).CurrentValue!;\n\n// Оригінальне значення (snapshot)\ndecimal originalPrice = (decimal)entry.Property(p => p.Price).OriginalValue!;\n\n// Чи змінена конкретна властивість?\nbool priceChanged = entry.Property(p => p.Price).IsModified;\n\n// Список всіх змінених властивостей\nvar changedProps = entry.Properties\n    .Where(p => p.IsModified)\n    .Select(p => $\"{p.Metadata.Name}: {p.OriginalValue} → {p.CurrentValue}\");\n\nforeach (var change in changedProps)\n    Console.WriteLine(change);\n// Price: 35000 → 38000\n// Name: Laptop → Laptop Pro\n",[2974,4918,4919,4939,4943,4948,4990,4994,4999,5037,5041,5046,5080,5084,5089,5105,5125,5184,5188,5205,5220,5225],{"__ignoreMap":3026},[3030,4920,4921,4923,4925,4927,4929,4931,4933,4935,4937],{"class":3032,"line":3033},[3030,4922,3044],{"class":3043},[3030,4924,4617],{"class":3047},[3030,4926,3052],{"class":3051},[3030,4928,3477],{"class":3047},[3030,4930,3061],{"class":3051},[3030,4932,3482],{"class":3069},[3030,4934,3073],{"class":3051},[3030,4936,3487],{"class":3047},[3030,4938,3095],{"class":3051},[3030,4940,4941],{"class":3032,"line":3040},[3030,4942,3102],{"emptyLinePlaceholder":3101},[3030,4944,4945],{"class":3032,"line":3098},[3030,4946,4947],{"class":3036},"// Поточне значення\n",[3030,4949,4950,4953,4956,4959,4961,4964,4966,4968,4971,4973,4975,4977,4979,4981,4983,4985,4987],{"class":3032,"line":3105},[3030,4951,4952],{"class":3043},"decimal",[3030,4954,4955],{"class":3047}," currentPrice",[3030,4957,4958],{"class":3051}," = (",[3030,4960,4952],{"class":3043},[3030,4962,4963],{"class":3051},")",[3030,4965,4648],{"class":3047},[3030,4967,3061],{"class":3051},[3030,4969,4970],{"class":3069},"Property",[3030,4972,3073],{"class":3051},[3030,4974,2965],{"class":3047},[3030,4976,3078],{"class":3051},[3030,4978,2965],{"class":3047},[3030,4980,3061],{"class":3051},[3030,4982,3512],{"class":3047},[3030,4984,3543],{"class":3051},[3030,4986,4756],{"class":3047},[3030,4988,4989],{"class":3051},"!;\n",[3030,4991,4992],{"class":3032,"line":3111},[3030,4993,3102],{"emptyLinePlaceholder":3101},[3030,4995,4996],{"class":3032,"line":3140},[3030,4997,4998],{"class":3036},"// Оригінальне значення (snapshot)\n",[3030,5000,5001,5003,5006,5008,5010,5012,5014,5016,5018,5020,5022,5024,5026,5028,5030,5032,5035],{"class":3032,"line":3145},[3030,5002,4952],{"class":3043},[3030,5004,5005],{"class":3047}," originalPrice",[3030,5007,4958],{"class":3051},[3030,5009,4952],{"class":3043},[3030,5011,4963],{"class":3051},[3030,5013,4648],{"class":3047},[3030,5015,3061],{"class":3051},[3030,5017,4970],{"class":3069},[3030,5019,3073],{"class":3051},[3030,5021,2965],{"class":3047},[3030,5023,3078],{"class":3051},[3030,5025,2965],{"class":3047},[3030,5027,3061],{"class":3051},[3030,5029,3512],{"class":3047},[3030,5031,3543],{"class":3051},[3030,5033,5034],{"class":3047},"OriginalValue",[3030,5036,4989],{"class":3051},[3030,5038,5039],{"class":3032,"line":3607},[3030,5040,3102],{"emptyLinePlaceholder":3101},[3030,5042,5043],{"class":3032,"line":3628},[3030,5044,5045],{"class":3036},"// Чи змінена конкретна властивість?\n",[3030,5047,5048,5050,5053,5055,5057,5059,5061,5063,5065,5067,5069,5071,5073,5075,5078],{"class":3032,"line":3658},[3030,5049,4241],{"class":3043},[3030,5051,5052],{"class":3047}," priceChanged",[3030,5054,3052],{"class":3051},[3030,5056,4648],{"class":3047},[3030,5058,3061],{"class":3051},[3030,5060,4970],{"class":3069},[3030,5062,3073],{"class":3051},[3030,5064,2965],{"class":3047},[3030,5066,3078],{"class":3051},[3030,5068,2965],{"class":3047},[3030,5070,3061],{"class":3051},[3030,5072,3512],{"class":3047},[3030,5074,3543],{"class":3051},[3030,5076,5077],{"class":3047},"IsModified",[3030,5079,3520],{"class":3051},[3030,5081,5082],{"class":3032,"line":3663},[3030,5083,3102],{"emptyLinePlaceholder":3101},[3030,5085,5086],{"class":3032,"line":3683},[3030,5087,5088],{"class":3036},"// Список всіх змінених властивостей\n",[3030,5090,5091,5093,5096,5098,5100,5102],{"class":3032,"line":3714},[3030,5092,3044],{"class":3043},[3030,5094,5095],{"class":3047}," changedProps",[3030,5097,3052],{"class":3051},[3030,5099,4648],{"class":3047},[3030,5101,3061],{"class":3051},[3030,5103,5104],{"class":3047},"Properties\n",[3030,5106,5107,5109,5111,5113,5115,5117,5119,5121,5123],{"class":3032,"line":3719},[3030,5108,4806],{"class":3051},[3030,5110,4824],{"class":3069},[3030,5112,3073],{"class":3051},[3030,5114,2965],{"class":3047},[3030,5116,3078],{"class":3051},[3030,5118,2965],{"class":3047},[3030,5120,3061],{"class":3051},[3030,5122,5077],{"class":3047},[3030,5124,4413],{"class":3051},[3030,5126,5127,5129,5132,5134,5136,5138,5141,5143,5145,5147,5149,5151,5153,5155,5158,5160,5162,5164,5166,5168,5170,5172,5174,5176,5178,5180,5182],{"class":3032,"line":3753},[3030,5128,4806],{"class":3051},[3030,5130,5131],{"class":3069},"Select",[3030,5133,3073],{"class":3051},[3030,5135,2965],{"class":3047},[3030,5137,3078],{"class":3051},[3030,5139,5140],{"class":3282},"$\"",[3030,5142,4645],{"class":4644},[3030,5144,2965],{"class":3047},[3030,5146,3061],{"class":4644},[3030,5148,4740],{"class":3047},[3030,5150,3061],{"class":4644},[3030,5152,3577],{"class":3047},[3030,5154,4666],{"class":4644},[3030,5156,5157],{"class":3282},": ",[3030,5159,4645],{"class":4644},[3030,5161,2965],{"class":3047},[3030,5163,3061],{"class":4644},[3030,5165,5034],{"class":3047},[3030,5167,4666],{"class":4644},[3030,5169,3386],{"class":3282},[3030,5171,4645],{"class":4644},[3030,5173,2965],{"class":3047},[3030,5175,3061],{"class":4644},[3030,5177,4756],{"class":3047},[3030,5179,4666],{"class":4644},[3030,5181,4669],{"class":3282},[3030,5183,3095],{"class":3051},[3030,5185,5186],{"class":3032,"line":3923},[3030,5187,3102],{"emptyLinePlaceholder":3101},[3030,5189,5190,5192,5194,5196,5199,5201,5203],{"class":3032,"line":3928},[3030,5191,4610],{"class":4324},[3030,5193,4338],{"class":3051},[3030,5195,3044],{"class":3043},[3030,5197,5198],{"class":3047}," change",[3030,5200,4345],{"class":4324},[3030,5202,5095],{"class":3047},[3030,5204,4413],{"class":3051},[3030,5206,5207,5209,5211,5213,5215,5218],{"class":3032,"line":3934},[3030,5208,4632],{"class":3047},[3030,5210,3061],{"class":3051},[3030,5212,3153],{"class":3069},[3030,5214,3073],{"class":3051},[3030,5216,5217],{"class":3047},"change",[3030,5219,3095],{"class":3051},[3030,5221,5222],{"class":3032,"line":3947},[3030,5223,5224],{"class":3036},"// Price: 35000 → 38000\n",[3030,5226,5227],{"class":3032,"line":4511},[3030,5228,5229],{"class":3036},"// Name: Laptop → Laptop Pro\n",[3428,5231,5233],{"id":5232},"повернення-до-оригінального-стану-reload","Повернення до оригінального стану (Reload)",[3021,5235,5237],{"className":3023,"code":5236,"language":3025,"meta":3026,"style":3026},"// Відмінити всі зміни для конкретного entity\nvar entry = context.Entry(product);\n\n// Варіант A: скидання змінених властивостей\nforeach (var property in entry.Properties)\n    property.CurrentValue = property.OriginalValue;\n\nentry.State = EntityState.Unchanged;\n\n// Варіант B: перезавантажити з бази\nawait entry.ReloadAsync(); // виконує SELECT і оновлює snapshot\n",[2974,5238,5239,5244,5264,5268,5273,5294,5314,5318,5336,5340,5345],{"__ignoreMap":3026},[3030,5240,5241],{"class":3032,"line":3033},[3030,5242,5243],{"class":3036},"// Відмінити всі зміни для конкретного entity\n",[3030,5245,5246,5248,5250,5252,5254,5256,5258,5260,5262],{"class":3032,"line":3040},[3030,5247,3044],{"class":3043},[3030,5249,4617],{"class":3047},[3030,5251,3052],{"class":3051},[3030,5253,3477],{"class":3047},[3030,5255,3061],{"class":3051},[3030,5257,3482],{"class":3069},[3030,5259,3073],{"class":3051},[3030,5261,3487],{"class":3047},[3030,5263,3095],{"class":3051},[3030,5265,5266],{"class":3032,"line":3098},[3030,5267,3102],{"emptyLinePlaceholder":3101},[3030,5269,5270],{"class":3032,"line":3105},[3030,5271,5272],{"class":3036},"// Варіант A: скидання змінених властивостей\n",[3030,5274,5275,5277,5279,5281,5284,5286,5288,5290,5292],{"class":3032,"line":3111},[3030,5276,4610],{"class":4324},[3030,5278,4338],{"class":3051},[3030,5280,3044],{"class":3043},[3030,5282,5283],{"class":3047}," property",[3030,5285,4345],{"class":4324},[3030,5287,4617],{"class":3047},[3030,5289,3061],{"class":3051},[3030,5291,4720],{"class":3047},[3030,5293,4413],{"class":3051},[3030,5295,5296,5299,5301,5303,5305,5308,5310,5312],{"class":3032,"line":3140},[3030,5297,5298],{"class":3047},"    property",[3030,5300,3061],{"class":3051},[3030,5302,4756],{"class":3047},[3030,5304,3052],{"class":3051},[3030,5306,5307],{"class":3047},"property",[3030,5309,3061],{"class":3051},[3030,5311,5034],{"class":3047},[3030,5313,3520],{"class":3051},[3030,5315,5316],{"class":3032,"line":3145},[3030,5317,3102],{"emptyLinePlaceholder":3101},[3030,5319,5320,5322,5324,5326,5328,5330,5332,5334],{"class":3032,"line":3607},[3030,5321,4648],{"class":3047},[3030,5323,3061],{"class":3051},[3030,5325,3493],{"class":3047},[3030,5327,3052],{"class":3051},[3030,5329,4842],{"class":3047},[3030,5331,3061],{"class":3051},[3030,5333,3395],{"class":3047},[3030,5335,3520],{"class":3051},[3030,5337,5338],{"class":3032,"line":3628},[3030,5339,3102],{"emptyLinePlaceholder":3101},[3030,5341,5342],{"class":3032,"line":3658},[3030,5343,5344],{"class":3036},"// Варіант B: перезавантажити з бази\n",[3030,5346,5347,5349,5351,5353,5356,5358],{"class":3032,"line":3663},[3030,5348,3055],{"class":3043},[3030,5350,4617],{"class":3047},[3030,5352,3061],{"class":3051},[3030,5354,5355],{"class":3069},"ReloadAsync",[3030,5357,4260],{"class":3051},[3030,5359,5360],{"class":3036},"// виконує SELECT і оновлює snapshot\n",[3004,5362],{},[2960,5364,5366],{"id":5365},"entry-api-ручне-управління-станом","Entry API: ручне управління станом",[3428,5368,5370],{"id":5369},"contextentryentity-entrypoint-для-трекера","context.Entry(entity): EntryPoint для трекера",[3021,5372,5374],{"className":3023,"code":5373,"language":3025,"meta":3026,"style":3026},"// Attach: приєднати Detached entity зі станом Unchanged\nvar detachedProduct = new Product { Id = 42, Name = \"Old Name\", Price = 5000m };\n\ncontext.Products.Attach(detachedProduct);\n// State: Unchanged — трекер знає про entity, але вважає її «чистою»\n\ndetachedProduct.Price = 6000m;\nawait context.SaveChanges();\n// UPDATE Products SET Price=6000 WHERE Id=42  ← тільки Price (Modified)\n",[2974,5375,5376,5381,5422,5426,5446,5451,5455,5470,5482],{"__ignoreMap":3026},[3030,5377,5378],{"class":3032,"line":3033},[3030,5379,5380],{"class":3036},"// Attach: приєднати Detached entity зі станом Unchanged\n",[3030,5382,5383,5385,5388,5390,5392,5394,5396,5398,5400,5402,5404,5406,5408,5411,5413,5415,5417,5420],{"class":3032,"line":3040},[3030,5384,3044],{"class":3043},[3030,5386,5387],{"class":3047}," detachedProduct",[3030,5389,3052],{"class":3051},[3030,5391,3567],{"class":3043},[3030,5393,3571],{"class":3570},[3030,5395,3574],{"class":3051},[3030,5397,3085],{"class":3047},[3030,5399,3052],{"class":3051},[3030,5401,3092],{"class":3091},[3030,5403,3166],{"class":3051},[3030,5405,3577],{"class":3047},[3030,5407,3052],{"class":3051},[3030,5409,5410],{"class":3282},"\"Old Name\"",[3030,5412,3166],{"class":3051},[3030,5414,3512],{"class":3047},[3030,5416,3052],{"class":3051},[3030,5418,5419],{"class":3091},"5000m",[3030,5421,3604],{"class":3051},[3030,5423,5424],{"class":3032,"line":3098},[3030,5425,3102],{"emptyLinePlaceholder":3101},[3030,5427,5428,5430,5432,5434,5436,5439,5441,5444],{"class":3032,"line":3105},[3030,5429,3477],{"class":3047},[3030,5431,3061],{"class":3051},[3030,5433,3064],{"class":3047},[3030,5435,3061],{"class":3051},[3030,5437,5438],{"class":3069},"Attach",[3030,5440,3073],{"class":3051},[3030,5442,5443],{"class":3047},"detachedProduct",[3030,5445,3095],{"class":3051},[3030,5447,5448],{"class":3032,"line":3111},[3030,5449,5450],{"class":3036},"// State: Unchanged — трекер знає про entity, але вважає її «чистою»\n",[3030,5452,5453],{"class":3032,"line":3140},[3030,5454,3102],{"emptyLinePlaceholder":3101},[3030,5456,5457,5459,5461,5463,5465,5468],{"class":3032,"line":3145},[3030,5458,5443],{"class":3047},[3030,5460,3061],{"class":3051},[3030,5462,3512],{"class":3047},[3030,5464,3052],{"class":3051},[3030,5466,5467],{"class":3091},"6000m",[3030,5469,3520],{"class":3051},[3030,5471,5472,5474,5476,5478,5480],{"class":3032,"line":3607},[3030,5473,3055],{"class":3043},[3030,5475,3058],{"class":3047},[3030,5477,3061],{"class":3051},[3030,5479,3880],{"class":3069},[3030,5481,3883],{"class":3051},[3030,5483,5484],{"class":3032,"line":3628},[3030,5485,5486],{"class":3036},"// UPDATE Products SET Price=6000 WHERE Id=42  ← тільки Price (Modified)\n",[3428,5488,5490],{"id":5489},"update-приєднати-і-позначити-всі-властивості-modified","Update: приєднати і позначити всі властивості Modified",[3021,5492,5494],{"className":3023,"code":5493,"language":3025,"meta":3026,"style":3026},"// Update: приєднати зі станом Modified (всі поля)\nvar updatedProduct = new Product\n{\n    Id = 42, Name = \"Updated Name\", Price = 6000m,\n    CategoryId = 3, IsActive = true, CreatedAt = existingCreatedAt\n};\n\ncontext.Products.Update(updatedProduct);\n// State: Modified, ВСІ властивості IsModified = true\n// UPDATE Products SET Name=..., Price=..., CategoryId=..., IsActive=..., CreatedAt=... WHERE Id=42\n// Навіть якщо лише Price змінилась — всі поля у SET!\n",[2974,5495,5496,5501,5515,5519,5548,5577,5582,5586,5606,5611,5616],{"__ignoreMap":3026},[3030,5497,5498],{"class":3032,"line":3033},[3030,5499,5500],{"class":3036},"// Update: приєднати зі станом Modified (всі поля)\n",[3030,5502,5503,5505,5508,5510,5512],{"class":3032,"line":3040},[3030,5504,3044],{"class":3043},[3030,5506,5507],{"class":3047}," updatedProduct",[3030,5509,3052],{"class":3051},[3030,5511,3567],{"class":3043},[3030,5513,5514],{"class":3570}," Product\n",[3030,5516,5517],{"class":3032,"line":3098},[3030,5518,4330],{"class":3051},[3030,5520,5521,5524,5526,5528,5530,5532,5534,5537,5539,5541,5543,5545],{"class":3032,"line":3105},[3030,5522,5523],{"class":3047},"    Id",[3030,5525,3052],{"class":3051},[3030,5527,3092],{"class":3091},[3030,5529,3166],{"class":3051},[3030,5531,3577],{"class":3047},[3030,5533,3052],{"class":3051},[3030,5535,5536],{"class":3282},"\"Updated Name\"",[3030,5538,3166],{"class":3051},[3030,5540,3512],{"class":3047},[3030,5542,3052],{"class":3051},[3030,5544,5467],{"class":3091},[3030,5546,5547],{"class":3051},",\n",[3030,5549,5550,5553,5555,5558,5560,5563,5565,5567,5569,5572,5574],{"class":3032,"line":3111},[3030,5551,5552],{"class":3047},"    CategoryId",[3030,5554,3052],{"class":3051},[3030,5556,5557],{"class":3091},"3",[3030,5559,3166],{"class":3051},[3030,5561,5562],{"class":3047},"IsActive",[3030,5564,3052],{"class":3051},[3030,5566,4543],{"class":3043},[3030,5568,3166],{"class":3051},[3030,5570,5571],{"class":3047},"CreatedAt",[3030,5573,3052],{"class":3051},[3030,5575,5576],{"class":3047},"existingCreatedAt\n",[3030,5578,5579],{"class":3032,"line":3140},[3030,5580,5581],{"class":3051},"};\n",[3030,5583,5584],{"class":3032,"line":3145},[3030,5585,3102],{"emptyLinePlaceholder":3101},[3030,5587,5588,5590,5592,5594,5596,5599,5601,5604],{"class":3032,"line":3607},[3030,5589,3477],{"class":3047},[3030,5591,3061],{"class":3051},[3030,5593,3064],{"class":3047},[3030,5595,3061],{"class":3051},[3030,5597,5598],{"class":3069},"Update",[3030,5600,3073],{"class":3051},[3030,5602,5603],{"class":3047},"updatedProduct",[3030,5605,3095],{"class":3051},[3030,5607,5608],{"class":3032,"line":3628},[3030,5609,5610],{"class":3036},"// State: Modified, ВСІ властивості IsModified = true\n",[3030,5612,5613],{"class":3032,"line":3658},[3030,5614,5615],{"class":3036},"// UPDATE Products SET Name=..., Price=..., CategoryId=..., IsActive=..., CreatedAt=... WHERE Id=42\n",[3030,5617,5618],{"class":3032,"line":3663},[3030,5619,5620],{"class":3036},"// Навіть якщо лише Price змінилась — всі поля у SET!\n",[2965,5622,5623,5624,5627,5628,5630],{},"Різниця між ",[2974,5625,5626],{},"Attach + зміна"," та ",[2974,5629,5598],{},":",[3021,5632,5635],{"className":5633,"code":5634,"language":3347},[3345],"Attach → змінити обране → SaveChanges:\n  → UPDATE Products SET Price=@price WHERE Id=@id   (тільки змінене)\n\nUpdate → SaveChanges:\n  → UPDATE Products SET Name=@n, Price=@p, CategoryId=@c, ... WHERE Id=@id  (все)\n",[2974,5636,5634],{"__ignoreMap":3026},[3428,5638,5640],{"id":5639},"ручне-встановлення-стану-властивості","Ручне встановлення стану властивості",[3021,5642,5644],{"className":3023,"code":5643,"language":3025,"meta":3026,"style":3026},"// Коли є Detached entity і відомо що конкретно змінилось:\nvar product = new Product { Id = 42, Name = \"Unknown\", Price = 6000m, CategoryId = 3 };\n\ncontext.Attach(product);\n\n// Явно позначити лише Price як Modified\ncontext.Entry(product).Property(p => p.Price).IsModified = true;\n\nawait context.SaveChanges();\n// UPDATE Products SET Price=6000 WHERE Id=42  ← тільки Price\n// Не потрібно знати решту значень!\n",[2974,5645,5646,5651,5698,5702,5716,5720,5725,5763,5767,5779,5784],{"__ignoreMap":3026},[3030,5647,5648],{"class":3032,"line":3033},[3030,5649,5650],{"class":3036},"// Коли є Detached entity і відомо що конкретно змінилось:\n",[3030,5652,5653,5655,5657,5659,5661,5663,5665,5667,5669,5671,5673,5675,5677,5680,5682,5684,5686,5688,5690,5692,5694,5696],{"class":3032,"line":3040},[3030,5654,3044],{"class":3043},[3030,5656,3443],{"class":3047},[3030,5658,3052],{"class":3051},[3030,5660,3567],{"class":3043},[3030,5662,3571],{"class":3570},[3030,5664,3574],{"class":3051},[3030,5666,3085],{"class":3047},[3030,5668,3052],{"class":3051},[3030,5670,3092],{"class":3091},[3030,5672,3166],{"class":3051},[3030,5674,3577],{"class":3047},[3030,5676,3052],{"class":3051},[3030,5678,5679],{"class":3282},"\"Unknown\"",[3030,5681,3166],{"class":3051},[3030,5683,3512],{"class":3047},[3030,5685,3052],{"class":3051},[3030,5687,5467],{"class":3091},[3030,5689,3166],{"class":3051},[3030,5691,3596],{"class":3047},[3030,5693,3052],{"class":3051},[3030,5695,5557],{"class":3091},[3030,5697,3604],{"class":3051},[3030,5699,5700],{"class":3032,"line":3098},[3030,5701,3102],{"emptyLinePlaceholder":3101},[3030,5703,5704,5706,5708,5710,5712,5714],{"class":3032,"line":3105},[3030,5705,3477],{"class":3047},[3030,5707,3061],{"class":3051},[3030,5709,5438],{"class":3069},[3030,5711,3073],{"class":3051},[3030,5713,3487],{"class":3047},[3030,5715,3095],{"class":3051},[3030,5717,5718],{"class":3032,"line":3111},[3030,5719,3102],{"emptyLinePlaceholder":3101},[3030,5721,5722],{"class":3032,"line":3140},[3030,5723,5724],{"class":3036},"// Явно позначити лише Price як Modified\n",[3030,5726,5727,5729,5731,5733,5735,5737,5739,5741,5743,5745,5747,5749,5751,5753,5755,5757,5759,5761],{"class":3032,"line":3145},[3030,5728,3477],{"class":3047},[3030,5730,3061],{"class":3051},[3030,5732,3482],{"class":3069},[3030,5734,3073],{"class":3051},[3030,5736,3487],{"class":3047},[3030,5738,3543],{"class":3051},[3030,5740,4970],{"class":3069},[3030,5742,3073],{"class":3051},[3030,5744,2965],{"class":3047},[3030,5746,3078],{"class":3051},[3030,5748,2965],{"class":3047},[3030,5750,3061],{"class":3051},[3030,5752,3512],{"class":3047},[3030,5754,3543],{"class":3051},[3030,5756,5077],{"class":3047},[3030,5758,3052],{"class":3051},[3030,5760,4543],{"class":3043},[3030,5762,3520],{"class":3051},[3030,5764,5765],{"class":3032,"line":3607},[3030,5766,3102],{"emptyLinePlaceholder":3101},[3030,5768,5769,5771,5773,5775,5777],{"class":3032,"line":3628},[3030,5770,3055],{"class":3043},[3030,5772,3058],{"class":3047},[3030,5774,3061],{"class":3051},[3030,5776,3880],{"class":3069},[3030,5778,3883],{"class":3051},[3030,5780,5781],{"class":3032,"line":3658},[3030,5782,5783],{"class":3036},"// UPDATE Products SET Price=6000 WHERE Id=42  ← тільки Price\n",[3030,5785,5786],{"class":3032,"line":3663},[3030,5787,5788],{"class":3036},"// Не потрібно знати решту значень!\n",[3004,5790],{},[2960,5792,5794],{"id":5793},"trackgraph-складні-графи-обєктів","TrackGraph: складні графи об'єктів",[2965,5796,5797,5798,5801],{},"У реальних застосунках часто відбувається ",[2969,5799,5800],{},"ручна збірка"," графів об'єктів — наприклад, отримали DTO через HTTP і потрібно визначити стан кожного entity: новий (INSERT), існуючий змінений (UPDATE), або без змін (нічого).",[2965,5803,5804,5807],{},[2974,5805,5806],{},"TrackGraph"," дозволяє рекурсивно пройтись по графу об'єктів і встановити стан кожного вузла через callback:",[3021,5809,5811],{"className":3023,"code":5810,"language":3025,"meta":3026,"style":3026},"// Disconnected граф: Order з LineItems отриманий з API (десеріалізований з JSON)\nvar order = new Order\n{\n    Id     = 0, // нове замовлення (Id=0 → Insert)\n    Status = \"Pending\",\n    LineItems = new List\u003COrderLineItem>\n    {\n        new() { Id = 0,  ProductId = 1, Quantity = 2 }, // нова позиція\n        new() { Id = 42, ProductId = 2, Quantity = 1 }  // існуюча позиція → оновити\n    }\n};\n\n// TrackGraph: рекурсивно проходить по ORDER → LINE ITEMS\ncontext.ChangeTracker.TrackGraph(order, node =>\n{\n    // node.Entry — EntityEntry поточного вузла\n    // node.NodeState — можна передати власний стан між вузлами\n\n    if (node.Entry.IsKeySet && node.Entry.Property(\"Id\").CurrentValue is int id && id > 0)\n    {\n        // Є ID → існуючий entity → Modified\n        node.Entry.State = EntityState.Modified;\n    }\n    else\n    {\n        // Немає ID або Id=0 → новий entity → Added\n        node.Entry.State = EntityState.Added;\n    }\n});\n\n// Перевірка результату:\n// Order{Id=0}        → Added   → INSERT\n// LineItem{Id=0}     → Added   → INSERT\n// LineItem{Id=42}    → Modified → UPDATE\n\nawait context.SaveChangesAsync();\n",[2974,5812,5813,5818,5831,5835,5850,5862,5882,5886,5926,5960,5964,5968,5972,5977,6001,6005,6010,6015,6019,6079,6083,6088,6111,6115,6120,6125,6131,6154,6159,6165,6170,6176,6182,6188,6194,6199],{"__ignoreMap":3026},[3030,5814,5815],{"class":3032,"line":3033},[3030,5816,5817],{"class":3036},"// Disconnected граф: Order з LineItems отриманий з API (десеріалізований з JSON)\n",[3030,5819,5820,5822,5824,5826,5828],{"class":3032,"line":3040},[3030,5821,3044],{"class":3043},[3030,5823,3805],{"class":3047},[3030,5825,3052],{"class":3051},[3030,5827,3567],{"class":3043},[3030,5829,5830],{"class":3570}," Order\n",[3030,5832,5833],{"class":3032,"line":3098},[3030,5834,4330],{"class":3051},[3030,5836,5837,5839,5842,5845,5847],{"class":3032,"line":3105},[3030,5838,5523],{"class":3047},[3030,5840,5841],{"class":3051},"     = ",[3030,5843,5844],{"class":3091},"0",[3030,5846,3166],{"class":3051},[3030,5848,5849],{"class":3036},"// нове замовлення (Id=0 → Insert)\n",[3030,5851,5852,5855,5857,5860],{"class":3032,"line":3111},[3030,5853,5854],{"class":3047},"    Status",[3030,5856,3052],{"class":3051},[3030,5858,5859],{"class":3282},"\"Pending\"",[3030,5861,5547],{"class":3051},[3030,5863,5864,5867,5869,5871,5874,5876,5879],{"class":3032,"line":3140},[3030,5865,5866],{"class":3047},"    LineItems",[3030,5868,3052],{"class":3051},[3030,5870,3567],{"class":3043},[3030,5872,5873],{"class":3570}," List",[3030,5875,4811],{"class":3051},[3030,5877,5878],{"class":3570},"OrderLineItem",[3030,5880,5881],{"class":3051},">\n",[3030,5883,5884],{"class":3032,"line":3145},[3030,5885,4359],{"class":3051},[3030,5887,5888,5891,5894,5896,5898,5900,5903,5906,5908,5910,5912,5915,5917,5920,5923],{"class":3032,"line":3607},[3030,5889,5890],{"class":3043},"        new",[3030,5892,5893],{"class":3051},"() { ",[3030,5895,3085],{"class":3047},[3030,5897,3052],{"class":3051},[3030,5899,5844],{"class":3091},[3030,5901,5902],{"class":3051},",  ",[3030,5904,5905],{"class":3047},"ProductId",[3030,5907,3052],{"class":3051},[3030,5909,3601],{"class":3091},[3030,5911,3166],{"class":3051},[3030,5913,5914],{"class":3047},"Quantity",[3030,5916,3052],{"class":3051},[3030,5918,5919],{"class":3091},"2",[3030,5921,5922],{"class":3051}," }, ",[3030,5924,5925],{"class":3036},"// нова позиція\n",[3030,5927,5928,5930,5932,5934,5936,5938,5940,5942,5944,5946,5948,5950,5952,5954,5957],{"class":3032,"line":3628},[3030,5929,5890],{"class":3043},[3030,5931,5893],{"class":3051},[3030,5933,3085],{"class":3047},[3030,5935,3052],{"class":3051},[3030,5937,3092],{"class":3091},[3030,5939,3166],{"class":3051},[3030,5941,5905],{"class":3047},[3030,5943,3052],{"class":3051},[3030,5945,5919],{"class":3091},[3030,5947,3166],{"class":3051},[3030,5949,5914],{"class":3047},[3030,5951,3052],{"class":3051},[3030,5953,3601],{"class":3091},[3030,5955,5956],{"class":3051}," }  ",[3030,5958,5959],{"class":3036},"// існуюча позиція → оновити\n",[3030,5961,5962],{"class":3032,"line":3658},[3030,5963,4471],{"class":3051},[3030,5965,5966],{"class":3032,"line":3663},[3030,5967,5581],{"class":3051},[3030,5969,5970],{"class":3032,"line":3683},[3030,5971,3102],{"emptyLinePlaceholder":3101},[3030,5973,5974],{"class":3032,"line":3714},[3030,5975,5976],{"class":3036},"// TrackGraph: рекурсивно проходить по ORDER → LINE ITEMS\n",[3030,5978,5979,5981,5983,5985,5987,5989,5991,5993,5995,5998],{"class":3032,"line":3719},[3030,5980,3477],{"class":3047},[3030,5982,3061],{"class":3051},[3030,5984,4192],{"class":3047},[3030,5986,3061],{"class":3051},[3030,5988,5806],{"class":3069},[3030,5990,3073],{"class":3051},[3030,5992,3844],{"class":3047},[3030,5994,3166],{"class":3051},[3030,5996,5997],{"class":3047},"node",[3030,5999,6000],{"class":3051}," =>\n",[3030,6002,6003],{"class":3032,"line":3753},[3030,6004,4330],{"class":3051},[3030,6006,6007],{"class":3032,"line":3923},[3030,6008,6009],{"class":3036},"    // node.Entry — EntityEntry поточного вузла\n",[3030,6011,6012],{"class":3032,"line":3928},[3030,6013,6014],{"class":3036},"    // node.NodeState — можна передати власний стан між вузлами\n",[3030,6016,6017],{"class":3032,"line":3934},[3030,6018,3102],{"emptyLinePlaceholder":3101},[3030,6020,6021,6024,6026,6028,6030,6032,6034,6037,6040,6042,6044,6046,6048,6050,6052,6055,6057,6059,6061,6064,6067,6069,6072,6075,6077],{"class":3032,"line":3947},[3030,6022,6023],{"class":4324},"    if",[3030,6025,4338],{"class":3051},[3030,6027,5997],{"class":3047},[3030,6029,3061],{"class":3051},[3030,6031,3482],{"class":3047},[3030,6033,3061],{"class":3051},[3030,6035,6036],{"class":3047},"IsKeySet",[3030,6038,6039],{"class":3051}," && ",[3030,6041,5997],{"class":3047},[3030,6043,3061],{"class":3051},[3030,6045,3482],{"class":3047},[3030,6047,3061],{"class":3051},[3030,6049,4970],{"class":3069},[3030,6051,3073],{"class":3051},[3030,6053,6054],{"class":3282},"\"Id\"",[3030,6056,3543],{"class":3051},[3030,6058,4756],{"class":3047},[3030,6060,4404],{"class":3043},[3030,6062,6063],{"class":3043}," int",[3030,6065,6066],{"class":3047}," id",[3030,6068,6039],{"class":3051},[3030,6070,6071],{"class":3047},"id",[3030,6073,6074],{"class":3051}," > ",[3030,6076,5844],{"class":3091},[3030,6078,4413],{"class":3051},[3030,6080,6081],{"class":3032,"line":4511},[3030,6082,4359],{"class":3051},[3030,6084,6085],{"class":3032,"line":4517},[3030,6086,6087],{"class":3036},"        // Є ID → існуючий entity → Modified\n",[3030,6089,6090,6093,6095,6097,6099,6101,6103,6105,6107,6109],{"class":3032,"line":4523},[3030,6091,6092],{"class":3047},"        node",[3030,6094,3061],{"class":3051},[3030,6096,3482],{"class":3047},[3030,6098,3061],{"class":3051},[3030,6100,3493],{"class":3047},[3030,6102,3052],{"class":3051},[3030,6104,4842],{"class":3047},[3030,6106,3061],{"class":3051},[3030,6108,3406],{"class":3047},[3030,6110,3520],{"class":3051},[3030,6112,6113],{"class":3032,"line":4528},[3030,6114,4471],{"class":3051},[3030,6116,6117],{"class":3032,"line":4551},[3030,6118,6119],{"class":4324},"    else\n",[3030,6121,6123],{"class":3032,"line":6122},25,[3030,6124,4359],{"class":3051},[3030,6126,6128],{"class":3032,"line":6127},26,[3030,6129,6130],{"class":3036},"        // Немає ID або Id=0 → новий entity → Added\n",[3030,6132,6134,6136,6138,6140,6142,6144,6146,6148,6150,6152],{"class":3032,"line":6133},27,[3030,6135,6092],{"class":3047},[3030,6137,3061],{"class":3051},[3030,6139,3482],{"class":3047},[3030,6141,3061],{"class":3051},[3030,6143,3493],{"class":3047},[3030,6145,3052],{"class":3051},[3030,6147,4842],{"class":3047},[3030,6149,3061],{"class":3051},[3030,6151,3374],{"class":3047},[3030,6153,3520],{"class":3051},[3030,6155,6157],{"class":3032,"line":6156},28,[3030,6158,4471],{"class":3051},[3030,6160,6162],{"class":3032,"line":6161},29,[3030,6163,6164],{"class":3051},"});\n",[3030,6166,6168],{"class":3032,"line":6167},30,[3030,6169,3102],{"emptyLinePlaceholder":3101},[3030,6171,6173],{"class":3032,"line":6172},31,[3030,6174,6175],{"class":3036},"// Перевірка результату:\n",[3030,6177,6179],{"class":3032,"line":6178},32,[3030,6180,6181],{"class":3036},"// Order{Id=0}        → Added   → INSERT\n",[3030,6183,6185],{"class":3032,"line":6184},33,[3030,6186,6187],{"class":3036},"// LineItem{Id=0}     → Added   → INSERT\n",[3030,6189,6191],{"class":3032,"line":6190},34,[3030,6192,6193],{"class":3036},"// LineItem{Id=42}    → Modified → UPDATE\n",[3030,6195,6197],{"class":3032,"line":6196},35,[3030,6198,3102],{"emptyLinePlaceholder":3101},[3030,6200,6202,6204,6206,6208,6211],{"class":3032,"line":6201},36,[3030,6203,3055],{"class":3043},[3030,6205,3058],{"class":3047},[3030,6207,3061],{"class":3051},[3030,6209,6210],{"class":3069},"SaveChangesAsync",[3030,6212,3883],{"class":3051},[3428,6214,6216],{"id":6215},"trackgraph-з-кастомним-визначенням-стану","TrackGraph з кастомним визначенням стану",[2965,6218,6219,6220,6223],{},"Більш реальний приклад: через інтерфейс ",[2974,6221,6222],{},"ITrackable"," entity «знають» свій стан:",[3021,6225,6227],{"className":3023,"code":6226,"language":3025,"meta":3026,"style":3026},"public interface ITrackable\n{\n    TrackState TrackState { get; set; }\n}\n\npublic enum TrackState { Unchanged, Added, Modified, Deleted }\n\npublic class Order : ITrackable\n{\n    public int    Id       { get; set; }\n    public string Status   { get; set; } = string.Empty;\n    public TrackState TrackState { get; set; }\n    public ICollection\u003COrderLineItem> LineItems { get; set; } = new List\u003COrderLineItem>();\n}\n\n// TrackGraph з ITrackable:\ncontext.ChangeTracker.TrackGraph(order, node =>\n{\n    if (node.Entry.Entity is ITrackable trackable)\n    {\n        node.Entry.State = trackable.TrackState switch\n        {\n            TrackState.Added     => EntityState.Added,\n            TrackState.Modified  => EntityState.Modified,\n            TrackState.Deleted   => EntityState.Deleted,\n            TrackState.Unchanged => EntityState.Unchanged,\n            _                    => EntityState.Detached\n        };\n    }\n});\n",[2974,6228,6229,6240,6244,6265,6269,6273,6301,6305,6321,6325,6345,6377,6395,6433,6437,6441,6446,6468,6472,6498,6502,6527,6531,6551,6570,6589,6607,6622,6627,6631],{"__ignoreMap":3026},[3030,6230,6231,6234,6237],{"class":3032,"line":3033},[3030,6232,6233],{"class":3043},"public",[3030,6235,6236],{"class":3043}," interface",[3030,6238,6239],{"class":3570}," ITrackable\n",[3030,6241,6242],{"class":3032,"line":3040},[3030,6243,4330],{"class":3051},[3030,6245,6246,6249,6252,6254,6257,6259,6262],{"class":3032,"line":3098},[3030,6247,6248],{"class":3570},"    TrackState",[3030,6250,6251],{"class":3047}," TrackState",[3030,6253,3574],{"class":3051},[3030,6255,6256],{"class":3043},"get",[3030,6258,3286],{"class":3051},[3030,6260,6261],{"class":3043},"set",[3030,6263,6264],{"class":3051},"; }\n",[3030,6266,6267],{"class":3032,"line":3105},[3030,6268,4514],{"class":3051},[3030,6270,6271],{"class":3032,"line":3111},[3030,6272,3102],{"emptyLinePlaceholder":3101},[3030,6274,6275,6277,6280,6282,6284,6286,6288,6290,6292,6294,6296,6298],{"class":3032,"line":3140},[3030,6276,6233],{"class":3043},[3030,6278,6279],{"class":3043}," enum",[3030,6281,6251],{"class":3570},[3030,6283,3574],{"class":3051},[3030,6285,3395],{"class":3047},[3030,6287,3166],{"class":3051},[3030,6289,3374],{"class":3047},[3030,6291,3166],{"class":3051},[3030,6293,3406],{"class":3047},[3030,6295,3166],{"class":3051},[3030,6297,3418],{"class":3047},[3030,6299,6300],{"class":3051}," }\n",[3030,6302,6303],{"class":3032,"line":3145},[3030,6304,3102],{"emptyLinePlaceholder":3101},[3030,6306,6307,6309,6312,6315,6318],{"class":3032,"line":3607},[3030,6308,6233],{"class":3043},[3030,6310,6311],{"class":3043}," class",[3030,6313,6314],{"class":3570}," Order",[3030,6316,6317],{"class":3051}," : ",[3030,6319,6320],{"class":3570},"ITrackable\n",[3030,6322,6323],{"class":3032,"line":3628},[3030,6324,4330],{"class":3051},[3030,6326,6327,6330,6332,6334,6337,6339,6341,6343],{"class":3032,"line":3658},[3030,6328,6329],{"class":3043},"    public",[3030,6331,6063],{"class":3043},[3030,6333,5523],{"class":3047},[3030,6335,6336],{"class":3051},"       { ",[3030,6338,6256],{"class":3043},[3030,6340,3286],{"class":3051},[3030,6342,6261],{"class":3043},[3030,6344,6264],{"class":3051},[3030,6346,6347,6349,6352,6355,6358,6360,6362,6364,6367,6370,6372,6375],{"class":3032,"line":3663},[3030,6348,6329],{"class":3043},[3030,6350,6351],{"class":3043}," string",[3030,6353,6354],{"class":3047}," Status",[3030,6356,6357],{"class":3051},"   { ",[3030,6359,6256],{"class":3043},[3030,6361,3286],{"class":3051},[3030,6363,6261],{"class":3043},[3030,6365,6366],{"class":3051},"; } = ",[3030,6368,6369],{"class":3043},"string",[3030,6371,3061],{"class":3051},[3030,6373,6374],{"class":3047},"Empty",[3030,6376,3520],{"class":3051},[3030,6378,6379,6381,6383,6385,6387,6389,6391,6393],{"class":3032,"line":3683},[3030,6380,6329],{"class":3043},[3030,6382,6251],{"class":3570},[3030,6384,6251],{"class":3047},[3030,6386,3574],{"class":3051},[3030,6388,6256],{"class":3043},[3030,6390,3286],{"class":3051},[3030,6392,6261],{"class":3043},[3030,6394,6264],{"class":3051},[3030,6396,6397,6399,6402,6404,6406,6409,6412,6414,6416,6418,6420,6422,6424,6426,6428,6430],{"class":3032,"line":3714},[3030,6398,6329],{"class":3043},[3030,6400,6401],{"class":3570}," ICollection",[3030,6403,4811],{"class":3051},[3030,6405,5878],{"class":3570},[3030,6407,6408],{"class":3051},"> ",[3030,6410,6411],{"class":3047},"LineItems",[3030,6413,3574],{"class":3051},[3030,6415,6256],{"class":3043},[3030,6417,3286],{"class":3051},[3030,6419,6261],{"class":3043},[3030,6421,6366],{"class":3051},[3030,6423,3567],{"class":3043},[3030,6425,5873],{"class":3570},[3030,6427,4811],{"class":3051},[3030,6429,5878],{"class":3570},[3030,6431,6432],{"class":3051},">();\n",[3030,6434,6435],{"class":3032,"line":3719},[3030,6436,4514],{"class":3051},[3030,6438,6439],{"class":3032,"line":3753},[3030,6440,3102],{"emptyLinePlaceholder":3101},[3030,6442,6443],{"class":3032,"line":3923},[3030,6444,6445],{"class":3036},"// TrackGraph з ITrackable:\n",[3030,6447,6448,6450,6452,6454,6456,6458,6460,6462,6464,6466],{"class":3032,"line":3928},[3030,6449,3477],{"class":3047},[3030,6451,3061],{"class":3051},[3030,6453,4192],{"class":3047},[3030,6455,3061],{"class":3051},[3030,6457,5806],{"class":3069},[3030,6459,3073],{"class":3051},[3030,6461,3844],{"class":3047},[3030,6463,3166],{"class":3051},[3030,6465,5997],{"class":3047},[3030,6467,6000],{"class":3051},[3030,6469,6470],{"class":3032,"line":3934},[3030,6471,4330],{"class":3051},[3030,6473,6474,6476,6478,6480,6482,6484,6486,6488,6490,6493,6496],{"class":3032,"line":3947},[3030,6475,6023],{"class":4324},[3030,6477,4338],{"class":3051},[3030,6479,5997],{"class":3047},[3030,6481,3061],{"class":3051},[3030,6483,3482],{"class":3047},[3030,6485,3061],{"class":3051},[3030,6487,4653],{"class":3047},[3030,6489,4404],{"class":3043},[3030,6491,6492],{"class":3570}," ITrackable",[3030,6494,6495],{"class":3047}," trackable",[3030,6497,4413],{"class":3051},[3030,6499,6500],{"class":3032,"line":4511},[3030,6501,4359],{"class":3051},[3030,6503,6504,6506,6508,6510,6512,6514,6516,6519,6521,6524],{"class":3032,"line":4517},[3030,6505,6092],{"class":3047},[3030,6507,3061],{"class":3051},[3030,6509,3482],{"class":3047},[3030,6511,3061],{"class":3051},[3030,6513,3493],{"class":3047},[3030,6515,3052],{"class":3051},[3030,6517,6518],{"class":3047},"trackable",[3030,6520,3061],{"class":3051},[3030,6522,6523],{"class":3047},"TrackState",[3030,6525,6526],{"class":4324}," switch\n",[3030,6528,6529],{"class":3032,"line":4523},[3030,6530,4418],{"class":3051},[3030,6532,6533,6536,6538,6540,6543,6545,6547,6549],{"class":3032,"line":4528},[3030,6534,6535],{"class":3570},"            TrackState",[3030,6537,3061],{"class":3051},[3030,6539,3374],{"class":3570},[3030,6541,6542],{"class":3051},"     => ",[3030,6544,4842],{"class":3047},[3030,6546,3061],{"class":3051},[3030,6548,3374],{"class":3047},[3030,6550,5547],{"class":3051},[3030,6552,6553,6555,6557,6559,6562,6564,6566,6568],{"class":3032,"line":4551},[3030,6554,6535],{"class":3570},[3030,6556,3061],{"class":3051},[3030,6558,3406],{"class":3570},[3030,6560,6561],{"class":3051},"  => ",[3030,6563,4842],{"class":3047},[3030,6565,3061],{"class":3051},[3030,6567,3406],{"class":3047},[3030,6569,5547],{"class":3051},[3030,6571,6572,6574,6576,6578,6581,6583,6585,6587],{"class":3032,"line":6122},[3030,6573,6535],{"class":3570},[3030,6575,3061],{"class":3051},[3030,6577,3418],{"class":3570},[3030,6579,6580],{"class":3051},"   => ",[3030,6582,4842],{"class":3047},[3030,6584,3061],{"class":3051},[3030,6586,3418],{"class":3047},[3030,6588,5547],{"class":3051},[3030,6590,6591,6593,6595,6597,6599,6601,6603,6605],{"class":3032,"line":6127},[3030,6592,6535],{"class":3570},[3030,6594,3061],{"class":3051},[3030,6596,3395],{"class":3570},[3030,6598,3078],{"class":3051},[3030,6600,4842],{"class":3047},[3030,6602,3061],{"class":3051},[3030,6604,3395],{"class":3047},[3030,6606,5547],{"class":3051},[3030,6608,6609,6612,6615,6617,6619],{"class":3032,"line":6133},[3030,6610,6611],{"class":3043},"            _",[3030,6613,6614],{"class":3051},"                    => ",[3030,6616,4842],{"class":3047},[3030,6618,3061],{"class":3051},[3030,6620,6621],{"class":3047},"Detached\n",[3030,6623,6624],{"class":3032,"line":6156},[3030,6625,6626],{"class":3051},"        };\n",[3030,6628,6629],{"class":3032,"line":6161},[3030,6630,4471],{"class":3051},[3030,6632,6633],{"class":3032,"line":6167},[3030,6634,6164],{"class":3051},[6636,6637,6638,6640,6641,6643,6644,6647,6648,6651],"note",{},[2974,6639,5806],{}," не виконує запитів до бази — він лише встановлює стани у Change Tracker. Фактичний SELECT відбудеться при ",[2974,6642,3880],{}," якщо потрібна перевірка concurrency token. Якщо трекування не потрібно — використовуйте ",[2974,6645,6646],{},"ExecuteUpdateAsync","/",[2974,6649,6650],{},"ExecuteDeleteAsync"," замість TrackGraph.",[3004,6653],{},[2960,6655,6657],{"id":6656},"changetrackerdebugview-діагностика-стану","ChangeTracker.DebugView: діагностика стану",[2965,6659,6660,6663],{},[2974,6661,6662],{},"ChangeTracker.DebugView"," — вбудований інструмент для отримання читабельного snapshot всіх відстежуваних entity. Незамінний при дебагінгу складних сценаріїв зі станами.",[3021,6665,6667],{"className":3023,"code":6666,"language":3025,"meta":3026,"style":3026},"var product = await context.Products.FindAsync(1);\nproduct!.Price = 99000m;\n\ncontext.Products.Add(new Product { Name = \"New Laptop\", Price = 50000m, CategoryId = 1 });\n\nvar order = await context.Orders.FindAsync(5);\ncontext.Orders.Remove(order!);\n\n// ShortView: стислий огляд (одна лінія на entity)\nConsole.WriteLine(context.ChangeTracker.DebugView.ShortView);\n// Product {Id: 1} Modified\n// Product {Id: 0} Added\n// Order {Id: 5} Deleted\n\n// LongView: детальний опис з усіма властивостями\nConsole.WriteLine(context.ChangeTracker.DebugView.LongView);\n// Product {Id: 1} Modified\n//   Id: 1 PK\n//   Name: 'Gaming Laptop' (Unchanged)\n//   Price: 35000 -> 99000 Modified            ← показує Original → Current\n//   CategoryId: 2 (Unchanged)\n//   Category: {Id: 2} (Unchanged)\n//\n// Product {Id: -2147482647} Added              ← тимчасовий Id для Added\n//   Id: -2147482647 PK Temporary\n//   Name: 'New Laptop'\n//   Price: 50000\n//\n// Order {Id: 5} Deleted\n//   ...\n",[2974,6668,6669,6695,6709,6713,6760,6764,6790,6809,6813,6818,6846,6851,6856,6861,6865,6870,6897,6901,6906,6911,6916,6921,6926,6931,6936,6941,6946,6951,6955,6959],{"__ignoreMap":3026},[3030,6670,6671,6673,6675,6677,6679,6681,6683,6685,6687,6689,6691,6693],{"class":3032,"line":3033},[3030,6672,3044],{"class":3043},[3030,6674,3443],{"class":3047},[3030,6676,3052],{"class":3051},[3030,6678,3055],{"class":3043},[3030,6680,3058],{"class":3047},[3030,6682,3061],{"class":3051},[3030,6684,3064],{"class":3047},[3030,6686,3061],{"class":3051},[3030,6688,3131],{"class":3069},[3030,6690,3073],{"class":3051},[3030,6692,3601],{"class":3091},[3030,6694,3095],{"class":3051},[3030,6696,6697,6699,6701,6703,6705,6707],{"class":3032,"line":3040},[3030,6698,3487],{"class":3047},[3030,6700,3509],{"class":3051},[3030,6702,3512],{"class":3047},[3030,6704,3052],{"class":3051},[3030,6706,4172],{"class":3091},[3030,6708,3520],{"class":3051},[3030,6710,6711],{"class":3032,"line":3098},[3030,6712,3102],{"emptyLinePlaceholder":3101},[3030,6714,6715,6717,6719,6721,6723,6725,6727,6729,6731,6733,6735,6737,6740,6742,6744,6746,6749,6751,6753,6755,6757],{"class":3032,"line":3105},[3030,6716,3477],{"class":3047},[3030,6718,3061],{"class":3051},[3030,6720,3064],{"class":3047},[3030,6722,3061],{"class":3051},[3030,6724,3618],{"class":3069},[3030,6726,3073],{"class":3051},[3030,6728,3567],{"class":3043},[3030,6730,3571],{"class":3570},[3030,6732,3574],{"class":3051},[3030,6734,3577],{"class":3047},[3030,6736,3052],{"class":3051},[3030,6738,6739],{"class":3282},"\"New Laptop\"",[3030,6741,3166],{"class":3051},[3030,6743,3512],{"class":3047},[3030,6745,3052],{"class":3051},[3030,6747,6748],{"class":3091},"50000m",[3030,6750,3166],{"class":3051},[3030,6752,3596],{"class":3047},[3030,6754,3052],{"class":3051},[3030,6756,3601],{"class":3091},[3030,6758,6759],{"class":3051}," });\n",[3030,6761,6762],{"class":3032,"line":3111},[3030,6763,3102],{"emptyLinePlaceholder":3101},[3030,6765,6766,6768,6770,6772,6774,6776,6778,6780,6782,6784,6786,6788],{"class":3032,"line":3140},[3030,6767,3044],{"class":3043},[3030,6769,3805],{"class":3047},[3030,6771,3052],{"class":3051},[3030,6773,3055],{"class":3043},[3030,6775,3058],{"class":3047},[3030,6777,3061],{"class":3051},[3030,6779,3249],{"class":3047},[3030,6781,3061],{"class":3051},[3030,6783,3131],{"class":3069},[3030,6785,3073],{"class":3051},[3030,6787,4012],{"class":3091},[3030,6789,3095],{"class":3051},[3030,6791,6792,6794,6796,6798,6800,6802,6804,6806],{"class":3032,"line":3145},[3030,6793,3477],{"class":3047},[3030,6795,3061],{"class":3051},[3030,6797,3249],{"class":3047},[3030,6799,3061],{"class":3051},[3030,6801,3674],{"class":3069},[3030,6803,3073],{"class":3051},[3030,6805,3844],{"class":3047},[3030,6807,6808],{"class":3051},"!);\n",[3030,6810,6811],{"class":3032,"line":3607},[3030,6812,3102],{"emptyLinePlaceholder":3101},[3030,6814,6815],{"class":3032,"line":3628},[3030,6816,6817],{"class":3036},"// ShortView: стислий огляд (одна лінія на entity)\n",[3030,6819,6820,6822,6824,6826,6828,6830,6832,6834,6836,6839,6841,6844],{"class":3032,"line":3658},[3030,6821,3148],{"class":3047},[3030,6823,3061],{"class":3051},[3030,6825,3153],{"class":3069},[3030,6827,3073],{"class":3051},[3030,6829,3477],{"class":3047},[3030,6831,3061],{"class":3051},[3030,6833,4192],{"class":3047},[3030,6835,3061],{"class":3051},[3030,6837,6838],{"class":3047},"DebugView",[3030,6840,3061],{"class":3051},[3030,6842,6843],{"class":3047},"ShortView",[3030,6845,3095],{"class":3051},[3030,6847,6848],{"class":3032,"line":3663},[3030,6849,6850],{"class":3036},"// Product {Id: 1} Modified\n",[3030,6852,6853],{"class":3032,"line":3683},[3030,6854,6855],{"class":3036},"// Product {Id: 0} Added\n",[3030,6857,6858],{"class":3032,"line":3714},[3030,6859,6860],{"class":3036},"// Order {Id: 5} Deleted\n",[3030,6862,6863],{"class":3032,"line":3719},[3030,6864,3102],{"emptyLinePlaceholder":3101},[3030,6866,6867],{"class":3032,"line":3753},[3030,6868,6869],{"class":3036},"// LongView: детальний опис з усіма властивостями\n",[3030,6871,6872,6874,6876,6878,6880,6882,6884,6886,6888,6890,6892,6895],{"class":3032,"line":3923},[3030,6873,3148],{"class":3047},[3030,6875,3061],{"class":3051},[3030,6877,3153],{"class":3069},[3030,6879,3073],{"class":3051},[3030,6881,3477],{"class":3047},[3030,6883,3061],{"class":3051},[3030,6885,4192],{"class":3047},[3030,6887,3061],{"class":3051},[3030,6889,6838],{"class":3047},[3030,6891,3061],{"class":3051},[3030,6893,6894],{"class":3047},"LongView",[3030,6896,3095],{"class":3051},[3030,6898,6899],{"class":3032,"line":3928},[3030,6900,6850],{"class":3036},[3030,6902,6903],{"class":3032,"line":3934},[3030,6904,6905],{"class":3036},"//   Id: 1 PK\n",[3030,6907,6908],{"class":3032,"line":3947},[3030,6909,6910],{"class":3036},"//   Name: 'Gaming Laptop' (Unchanged)\n",[3030,6912,6913],{"class":3032,"line":4511},[3030,6914,6915],{"class":3036},"//   Price: 35000 -> 99000 Modified            ← показує Original → Current\n",[3030,6917,6918],{"class":3032,"line":4517},[3030,6919,6920],{"class":3036},"//   CategoryId: 2 (Unchanged)\n",[3030,6922,6923],{"class":3032,"line":4523},[3030,6924,6925],{"class":3036},"//   Category: {Id: 2} (Unchanged)\n",[3030,6927,6928],{"class":3032,"line":4528},[3030,6929,6930],{"class":3036},"//\n",[3030,6932,6933],{"class":3032,"line":4551},[3030,6934,6935],{"class":3036},"// Product {Id: -2147482647} Added              ← тимчасовий Id для Added\n",[3030,6937,6938],{"class":3032,"line":6122},[3030,6939,6940],{"class":3036},"//   Id: -2147482647 PK Temporary\n",[3030,6942,6943],{"class":3032,"line":6127},[3030,6944,6945],{"class":3036},"//   Name: 'New Laptop'\n",[3030,6947,6948],{"class":3032,"line":6133},[3030,6949,6950],{"class":3036},"//   Price: 50000\n",[3030,6952,6953],{"class":3032,"line":6156},[3030,6954,6930],{"class":3036},[3030,6956,6957],{"class":3032,"line":6161},[3030,6958,6860],{"class":3036},[3030,6960,6961],{"class":3032,"line":6167},[3030,6962,6963],{"class":3036},"//   ...\n",[3428,6965,6967],{"id":6966},"debugview-у-логах-та-тестах","DebugView у логах та тестах",[3021,6969,6971],{"className":3023,"code":6970,"language":3025,"meta":3026,"style":3026},"// Логування перед SaveChanges для діагностики\npublic override async Task\u003Cint> SaveChangesAsync(CancellationToken ct = default)\n{\n    if (_logger.IsEnabled(LogLevel.Debug))\n    {\n        _logger.LogDebug(\n            \"About to save changes:\\n{DebugView}\",\n            ChangeTracker.DebugView.ShortView);\n    }\n\n    return await base.SaveChangesAsync(ct);\n}\n\n// У тестах: перевірка стану трекера\n[Fact]\npublic async Task UpdateProduct_ShouldMarkOnlyPriceAsModified()\n{\n    using var context = CreateTestContext();\n    var product = await context.Products.FindAsync(1);\n    product!.Price = 99000m; // Змінюємо тільки Price\n\n    var entry = context.Entry(product);\n\n    // Перевіряємо через DebugView що тільки Price Modified\n    Assert.Contains(\"Price:\", context.ChangeTracker.DebugView.LongView);\n    Assert.True(entry.Property(p => p.Price).IsModified);\n    Assert.False(entry.Property(p => p.Name).IsModified);\n    Assert.False(entry.Property(p => p.CategoryId).IsModified);\n}\n",[2974,6972,6973,6978,7015,7019,7046,7050,7063,7077,7092,7096,7100,7122,7126,7130,7135,7146,7159,7163,7180,7207,7225,7229,7249,7253,7258,7291,7326,7361,7395],{"__ignoreMap":3026},[3030,6974,6975],{"class":3032,"line":3033},[3030,6976,6977],{"class":3036},"// Логування перед SaveChanges для діагностики\n",[3030,6979,6980,6982,6985,6988,6991,6993,6996,6998,7000,7002,7005,7008,7010,7013],{"class":3032,"line":3040},[3030,6981,6233],{"class":3043},[3030,6983,6984],{"class":3043}," override",[3030,6986,6987],{"class":3043}," async",[3030,6989,6990],{"class":3570}," Task",[3030,6992,4811],{"class":3051},[3030,6994,6995],{"class":3043},"int",[3030,6997,6408],{"class":3051},[3030,6999,6210],{"class":3069},[3030,7001,3073],{"class":3051},[3030,7003,7004],{"class":3570},"CancellationToken",[3030,7006,7007],{"class":3047}," ct",[3030,7009,3052],{"class":3051},[3030,7011,7012],{"class":3043},"default",[3030,7014,4413],{"class":3051},[3030,7016,7017],{"class":3032,"line":3098},[3030,7018,4330],{"class":3051},[3030,7020,7021,7023,7025,7028,7030,7033,7035,7038,7040,7043],{"class":3032,"line":3105},[3030,7022,6023],{"class":4324},[3030,7024,4338],{"class":3051},[3030,7026,7027],{"class":3047},"_logger",[3030,7029,3061],{"class":3051},[3030,7031,7032],{"class":3069},"IsEnabled",[3030,7034,3073],{"class":3051},[3030,7036,7037],{"class":3047},"LogLevel",[3030,7039,3061],{"class":3051},[3030,7041,7042],{"class":3047},"Debug",[3030,7044,7045],{"class":3051},"))\n",[3030,7047,7048],{"class":3032,"line":3111},[3030,7049,4359],{"class":3051},[3030,7051,7052,7055,7057,7060],{"class":3032,"line":3140},[3030,7053,7054],{"class":3047},"        _logger",[3030,7056,3061],{"class":3051},[3030,7058,7059],{"class":3069},"LogDebug",[3030,7061,7062],{"class":3051},"(\n",[3030,7064,7065,7068,7072,7075],{"class":3032,"line":3145},[3030,7066,7067],{"class":3282},"            \"About to save changes:",[3030,7069,7071],{"class":7070},"sjcCO","\\n",[3030,7073,7074],{"class":3282},"{DebugView}\"",[3030,7076,5547],{"class":3051},[3030,7078,7079,7082,7084,7086,7088,7090],{"class":3032,"line":3607},[3030,7080,7081],{"class":3047},"            ChangeTracker",[3030,7083,3061],{"class":3051},[3030,7085,6838],{"class":3047},[3030,7087,3061],{"class":3051},[3030,7089,6843],{"class":3047},[3030,7091,3095],{"class":3051},[3030,7093,7094],{"class":3032,"line":3628},[3030,7095,4471],{"class":3051},[3030,7097,7098],{"class":3032,"line":3658},[3030,7099,3102],{"emptyLinePlaceholder":3101},[3030,7101,7102,7105,7108,7111,7113,7115,7117,7120],{"class":3032,"line":3663},[3030,7103,7104],{"class":4324},"    return",[3030,7106,7107],{"class":3043}," await",[3030,7109,7110],{"class":3043}," base",[3030,7112,3061],{"class":3051},[3030,7114,6210],{"class":3069},[3030,7116,3073],{"class":3051},[3030,7118,7119],{"class":3047},"ct",[3030,7121,3095],{"class":3051},[3030,7123,7124],{"class":3032,"line":3683},[3030,7125,4514],{"class":3051},[3030,7127,7128],{"class":3032,"line":3714},[3030,7129,3102],{"emptyLinePlaceholder":3101},[3030,7131,7132],{"class":3032,"line":3719},[3030,7133,7134],{"class":3036},"// У тестах: перевірка стану трекера\n",[3030,7136,7137,7140,7143],{"class":3032,"line":3753},[3030,7138,7139],{"class":3051},"[",[3030,7141,7142],{"class":3570},"Fact",[3030,7144,7145],{"class":3051},"]\n",[3030,7147,7148,7150,7152,7154,7157],{"class":3032,"line":3923},[3030,7149,6233],{"class":3043},[3030,7151,6987],{"class":3043},[3030,7153,6990],{"class":3570},[3030,7155,7156],{"class":3069}," UpdateProduct_ShouldMarkOnlyPriceAsModified",[3030,7158,4881],{"class":3051},[3030,7160,7161],{"class":3032,"line":3928},[3030,7162,4330],{"class":3051},[3030,7164,7165,7168,7171,7173,7175,7178],{"class":3032,"line":3934},[3030,7166,7167],{"class":4324},"    using",[3030,7169,7170],{"class":3043}," var",[3030,7172,3058],{"class":3047},[3030,7174,3052],{"class":3051},[3030,7176,7177],{"class":3069},"CreateTestContext",[3030,7179,3883],{"class":3051},[3030,7181,7182,7185,7187,7189,7191,7193,7195,7197,7199,7201,7203,7205],{"class":3032,"line":3947},[3030,7183,7184],{"class":3043},"    var",[3030,7186,3443],{"class":3047},[3030,7188,3052],{"class":3051},[3030,7190,3055],{"class":3043},[3030,7192,3058],{"class":3047},[3030,7194,3061],{"class":3051},[3030,7196,3064],{"class":3047},[3030,7198,3061],{"class":3051},[3030,7200,3131],{"class":3069},[3030,7202,3073],{"class":3051},[3030,7204,3601],{"class":3091},[3030,7206,3095],{"class":3051},[3030,7208,7209,7212,7214,7216,7218,7220,7222],{"class":3032,"line":4511},[3030,7210,7211],{"class":3047},"    product",[3030,7213,3509],{"class":3051},[3030,7215,3512],{"class":3047},[3030,7217,3052],{"class":3051},[3030,7219,4172],{"class":3091},[3030,7221,3286],{"class":3051},[3030,7223,7224],{"class":3036},"// Змінюємо тільки Price\n",[3030,7226,7227],{"class":3032,"line":4517},[3030,7228,3102],{"emptyLinePlaceholder":3101},[3030,7230,7231,7233,7235,7237,7239,7241,7243,7245,7247],{"class":3032,"line":4523},[3030,7232,7184],{"class":3043},[3030,7234,4617],{"class":3047},[3030,7236,3052],{"class":3051},[3030,7238,3477],{"class":3047},[3030,7240,3061],{"class":3051},[3030,7242,3482],{"class":3069},[3030,7244,3073],{"class":3051},[3030,7246,3487],{"class":3047},[3030,7248,3095],{"class":3051},[3030,7250,7251],{"class":3032,"line":4528},[3030,7252,3102],{"emptyLinePlaceholder":3101},[3030,7254,7255],{"class":3032,"line":4551},[3030,7256,7257],{"class":3036},"    // Перевіряємо через DebugView що тільки Price Modified\n",[3030,7259,7260,7263,7265,7268,7270,7273,7275,7277,7279,7281,7283,7285,7287,7289],{"class":3032,"line":6122},[3030,7261,7262],{"class":3047},"    Assert",[3030,7264,3061],{"class":3051},[3030,7266,7267],{"class":3069},"Contains",[3030,7269,3073],{"class":3051},[3030,7271,7272],{"class":3282},"\"Price:\"",[3030,7274,3166],{"class":3051},[3030,7276,3477],{"class":3047},[3030,7278,3061],{"class":3051},[3030,7280,4192],{"class":3047},[3030,7282,3061],{"class":3051},[3030,7284,6838],{"class":3047},[3030,7286,3061],{"class":3051},[3030,7288,6894],{"class":3047},[3030,7290,3095],{"class":3051},[3030,7292,7293,7295,7297,7300,7302,7304,7306,7308,7310,7312,7314,7316,7318,7320,7322,7324],{"class":3032,"line":6127},[3030,7294,7262],{"class":3047},[3030,7296,3061],{"class":3051},[3030,7298,7299],{"class":3069},"True",[3030,7301,3073],{"class":3051},[3030,7303,4648],{"class":3047},[3030,7305,3061],{"class":3051},[3030,7307,4970],{"class":3069},[3030,7309,3073],{"class":3051},[3030,7311,2965],{"class":3047},[3030,7313,3078],{"class":3051},[3030,7315,2965],{"class":3047},[3030,7317,3061],{"class":3051},[3030,7319,3512],{"class":3047},[3030,7321,3543],{"class":3051},[3030,7323,5077],{"class":3047},[3030,7325,3095],{"class":3051},[3030,7327,7328,7330,7332,7335,7337,7339,7341,7343,7345,7347,7349,7351,7353,7355,7357,7359],{"class":3032,"line":6133},[3030,7329,7262],{"class":3047},[3030,7331,3061],{"class":3051},[3030,7333,7334],{"class":3069},"False",[3030,7336,3073],{"class":3051},[3030,7338,4648],{"class":3047},[3030,7340,3061],{"class":3051},[3030,7342,4970],{"class":3069},[3030,7344,3073],{"class":3051},[3030,7346,2965],{"class":3047},[3030,7348,3078],{"class":3051},[3030,7350,2965],{"class":3047},[3030,7352,3061],{"class":3051},[3030,7354,3577],{"class":3047},[3030,7356,3543],{"class":3051},[3030,7358,5077],{"class":3047},[3030,7360,3095],{"class":3051},[3030,7362,7363,7365,7367,7369,7371,7373,7375,7377,7379,7381,7383,7385,7387,7389,7391,7393],{"class":3032,"line":6156},[3030,7364,7262],{"class":3047},[3030,7366,3061],{"class":3051},[3030,7368,7334],{"class":3069},[3030,7370,3073],{"class":3051},[3030,7372,4648],{"class":3047},[3030,7374,3061],{"class":3051},[3030,7376,4970],{"class":3069},[3030,7378,3073],{"class":3051},[3030,7380,2965],{"class":3047},[3030,7382,3078],{"class":3051},[3030,7384,2965],{"class":3047},[3030,7386,3061],{"class":3051},[3030,7388,3596],{"class":3047},[3030,7390,3543],{"class":3051},[3030,7392,5077],{"class":3047},[3030,7394,3095],{"class":3051},[3030,7396,7397],{"class":3032,"line":6161},[3030,7398,4514],{"class":3051},[3004,7400],{},[2960,7402,7404],{"id":7403},"mermaid-state-machine-entitystate","Mermaid: State Machine EntityState",[2965,7406,7407],{},"Ось повна state machine переходів EntityState — включаючи усі операції що спричиняють зміни стану:",[7409,7410,7411],"mermaid",{},[3021,7412,7415],{"className":7413,"code":7414,"language":7409,"meta":3026,"style":3026},"language-mermaid shiki shiki-themes light-plus dark-plus dark-plus","stateDiagram-v2\n    [*] --> Detached : new Entity()\n\n    Detached --> Added : context.Add() / DbSet.Add()\n    Detached --> Unchanged : context.Attach()\n    Detached --> Modified : context.Update()\n    Detached --> Deleted : context.Remove() (якщо Attach спочатку)\n\n    Added --> Detached : context.Entry(e).State = Detached\n    Added --> Unchanged : SaveChanges() ✓ (INSERT виконано)\n\n    Unchanged --> Modified : Зміна будь-якої властивості\n    Unchanged --> Deleted : context.Remove()\n    Unchanged --> Detached : ChangeTracker.Clear() / Dispose DbContext\n\n    Modified --> Unchanged : SaveChanges() ✓ (UPDATE виконано)\n    Modified --> Detached : ChangeTracker.Clear()\n    Modified --> Unchanged : entry.State = Unchanged (скинути зміни)\n\n    Deleted --> Detached : SaveChanges() ✓ (DELETE виконано)\n    Deleted --> Unchanged : entry.State = Unchanged (скасувати видалення)\n\n    style Added fill:#3b82f6,stroke:#1d4ed8,color:#ffffff\n    style Modified fill:#f59e0b,stroke:#b45309,color:#ffffff\n    style Deleted fill:#ef4444,stroke:#b91c1c,color:#ffffff\n    style Unchanged fill:#10b981,stroke:#059669,color:#ffffff\n    style Detached fill:#64748b,stroke:#334155,color:#ffffff\n",[2974,7416,7417,7422,7427,7431,7436,7441,7446,7451,7455,7460,7465,7469,7474,7479,7484,7488,7493,7498,7503,7507,7512,7517,7521,7526,7531,7536,7541],{"__ignoreMap":3026},[3030,7418,7419],{"class":3032,"line":3033},[3030,7420,7421],{},"stateDiagram-v2\n",[3030,7423,7424],{"class":3032,"line":3040},[3030,7425,7426],{},"    [*] --> Detached : new Entity()\n",[3030,7428,7429],{"class":3032,"line":3098},[3030,7430,3102],{"emptyLinePlaceholder":3101},[3030,7432,7433],{"class":3032,"line":3105},[3030,7434,7435],{},"    Detached --> Added : context.Add() / DbSet.Add()\n",[3030,7437,7438],{"class":3032,"line":3111},[3030,7439,7440],{},"    Detached --> Unchanged : context.Attach()\n",[3030,7442,7443],{"class":3032,"line":3140},[3030,7444,7445],{},"    Detached --> Modified : context.Update()\n",[3030,7447,7448],{"class":3032,"line":3145},[3030,7449,7450],{},"    Detached --> Deleted : context.Remove() (якщо Attach спочатку)\n",[3030,7452,7453],{"class":3032,"line":3607},[3030,7454,3102],{"emptyLinePlaceholder":3101},[3030,7456,7457],{"class":3032,"line":3628},[3030,7458,7459],{},"    Added --> Detached : context.Entry(e).State = Detached\n",[3030,7461,7462],{"class":3032,"line":3658},[3030,7463,7464],{},"    Added --> Unchanged : SaveChanges() ✓ (INSERT виконано)\n",[3030,7466,7467],{"class":3032,"line":3663},[3030,7468,3102],{"emptyLinePlaceholder":3101},[3030,7470,7471],{"class":3032,"line":3683},[3030,7472,7473],{},"    Unchanged --> Modified : Зміна будь-якої властивості\n",[3030,7475,7476],{"class":3032,"line":3714},[3030,7477,7478],{},"    Unchanged --> Deleted : context.Remove()\n",[3030,7480,7481],{"class":3032,"line":3719},[3030,7482,7483],{},"    Unchanged --> Detached : ChangeTracker.Clear() / Dispose DbContext\n",[3030,7485,7486],{"class":3032,"line":3753},[3030,7487,3102],{"emptyLinePlaceholder":3101},[3030,7489,7490],{"class":3032,"line":3923},[3030,7491,7492],{},"    Modified --> Unchanged : SaveChanges() ✓ (UPDATE виконано)\n",[3030,7494,7495],{"class":3032,"line":3928},[3030,7496,7497],{},"    Modified --> Detached : ChangeTracker.Clear()\n",[3030,7499,7500],{"class":3032,"line":3934},[3030,7501,7502],{},"    Modified --> Unchanged : entry.State = Unchanged (скинути зміни)\n",[3030,7504,7505],{"class":3032,"line":3947},[3030,7506,3102],{"emptyLinePlaceholder":3101},[3030,7508,7509],{"class":3032,"line":4511},[3030,7510,7511],{},"    Deleted --> Detached : SaveChanges() ✓ (DELETE виконано)\n",[3030,7513,7514],{"class":3032,"line":4517},[3030,7515,7516],{},"    Deleted --> Unchanged : entry.State = Unchanged (скасувати видалення)\n",[3030,7518,7519],{"class":3032,"line":4523},[3030,7520,3102],{"emptyLinePlaceholder":3101},[3030,7522,7523],{"class":3032,"line":4528},[3030,7524,7525],{},"    style Added fill:#3b82f6,stroke:#1d4ed8,color:#ffffff\n",[3030,7527,7528],{"class":3032,"line":4551},[3030,7529,7530],{},"    style Modified fill:#f59e0b,stroke:#b45309,color:#ffffff\n",[3030,7532,7533],{"class":3032,"line":6122},[3030,7534,7535],{},"    style Deleted fill:#ef4444,stroke:#b91c1c,color:#ffffff\n",[3030,7537,7538],{"class":3032,"line":6127},[3030,7539,7540],{},"    style Unchanged fill:#10b981,stroke:#059669,color:#ffffff\n",[3030,7542,7543],{"class":3032,"line":6133},[3030,7544,7545],{},"    style Detached fill:#64748b,stroke:#334155,color:#ffffff\n",[2965,7547,7548],{},"Ключові переходи для запам'ятовування:",[7550,7551,7552,7567,7577,7591],"ul",{},[7553,7554,7555,7560,7561,7563,7564,7566],"li",{},[2969,7556,7557],{},[2974,7558,7559],{},"Added → Unchanged"," після ",[2974,7562,3880],{}," — entity лишається трекованим (не ",[2974,7565,3356],{},"!)",[7553,7568,7569,7560,7574,7576],{},[2969,7570,7571],{},[2974,7572,7573],{},"Deleted → Detached",[2974,7575,3880],{}," — фізично видалений entity відключається",[7553,7578,7579,7584,7585,7588,7589],{},[2969,7580,7581],{},[2974,7582,7583],{},"Modified → Unchanged"," через ",[2974,7586,7587],{},"entry.State = Unchanged"," — швидкий відкат без ",[2974,7590,5355],{},[7553,7592,7593,7584,7598,7601],{},[2969,7594,7595],{},[2974,7596,7597],{},"Unchanged → Detached",[2974,7599,7600],{},"ChangeTracker.Clear()"," — звільнення пам'яті",[3004,7603],{},[2960,7605,7607],{"id":7606},"розмежування-трекованих-і-нетрекованих-запитів","Розмежування трекованих і нетрекованих запитів",[2965,7609,7610],{},"Розуміння різниці допомагає будувати ефективні операції:",[3021,7612,7614],{"className":3023,"code":7613,"language":3025,"meta":3026,"style":3026},"// TRACKED: для операцій де потрібен SaveChanges\nvar orderForUpdate = await context.Orders\n    .Include(o => o.LineItems)\n    .FirstOrDefaultAsync(o => o.Id == id);\n\norderForUpdate!.Status = \"Shipped\";\norderForUpdate.ShippedAt = DateTime.UtcNow;\nawait context.SaveChanges(); // Change Tracker бачить зміни\n\n// NO-TRACKING: для read-only\nvar orderForDisplay = await context.Orders\n    .AsNoTracking()\n    .Include(o => o.Customer)\n    .Select(o => new OrderDto { ... })\n    .FirstOrDefaultAsync(o => o.Id == id);\n\n// Спроба зберегти NoTracking entity — не зберігається!\norderForDisplay!.Status = \"Changed\"; // нічого не відбудеться\n// context.SaveChanges() → 0 змін (Detached)\n",[2974,7615,7616,7621,7639,7661,7685,7689,7705,7726,7741,7745,7750,7767,7776,7796,7816,7840,7844,7849,7868],{"__ignoreMap":3026},[3030,7617,7618],{"class":3032,"line":3033},[3030,7619,7620],{"class":3036},"// TRACKED: для операцій де потрібен SaveChanges\n",[3030,7622,7623,7625,7628,7630,7632,7634,7636],{"class":3032,"line":3040},[3030,7624,3044],{"class":3043},[3030,7626,7627],{"class":3047}," orderForUpdate",[3030,7629,3052],{"class":3051},[3030,7631,3055],{"class":3043},[3030,7633,3058],{"class":3047},[3030,7635,3061],{"class":3051},[3030,7637,7638],{"class":3047},"Orders\n",[3030,7640,7641,7643,7646,7648,7651,7653,7655,7657,7659],{"class":3032,"line":3098},[3030,7642,4806],{"class":3051},[3030,7644,7645],{"class":3069},"Include",[3030,7647,3073],{"class":3051},[3030,7649,7650],{"class":3047},"o",[3030,7652,3078],{"class":3051},[3030,7654,7650],{"class":3047},[3030,7656,3061],{"class":3051},[3030,7658,6411],{"class":3047},[3030,7660,4413],{"class":3051},[3030,7662,7663,7665,7667,7669,7671,7673,7675,7677,7679,7681,7683],{"class":3032,"line":3105},[3030,7664,4806],{"class":3051},[3030,7666,3070],{"class":3069},[3030,7668,3073],{"class":3051},[3030,7670,7650],{"class":3047},[3030,7672,3078],{"class":3051},[3030,7674,7650],{"class":3047},[3030,7676,3061],{"class":3051},[3030,7678,3085],{"class":3047},[3030,7680,3088],{"class":3051},[3030,7682,6071],{"class":3047},[3030,7684,3095],{"class":3051},[3030,7686,7687],{"class":3032,"line":3111},[3030,7688,3102],{"emptyLinePlaceholder":3101},[3030,7690,7691,7694,7696,7698,7700,7703],{"class":3032,"line":3140},[3030,7692,7693],{"class":3047},"orderForUpdate",[3030,7695,3509],{"class":3051},[3030,7697,3277],{"class":3047},[3030,7699,3052],{"class":3051},[3030,7701,7702],{"class":3282},"\"Shipped\"",[3030,7704,3520],{"class":3051},[3030,7706,7707,7709,7711,7714,7716,7719,7721,7724],{"class":3032,"line":3145},[3030,7708,7693],{"class":3047},[3030,7710,3061],{"class":3051},[3030,7712,7713],{"class":3047},"ShippedAt",[3030,7715,3052],{"class":3051},[3030,7717,7718],{"class":3047},"DateTime",[3030,7720,3061],{"class":3051},[3030,7722,7723],{"class":3047},"UtcNow",[3030,7725,3520],{"class":3051},[3030,7727,7728,7730,7732,7734,7736,7738],{"class":3032,"line":3607},[3030,7729,3055],{"class":3043},[3030,7731,3058],{"class":3047},[3030,7733,3061],{"class":3051},[3030,7735,3880],{"class":3069},[3030,7737,4260],{"class":3051},[3030,7739,7740],{"class":3036},"// Change Tracker бачить зміни\n",[3030,7742,7743],{"class":3032,"line":3628},[3030,7744,3102],{"emptyLinePlaceholder":3101},[3030,7746,7747],{"class":3032,"line":3658},[3030,7748,7749],{"class":3036},"// NO-TRACKING: для read-only\n",[3030,7751,7752,7754,7757,7759,7761,7763,7765],{"class":3032,"line":3663},[3030,7753,3044],{"class":3043},[3030,7755,7756],{"class":3047}," orderForDisplay",[3030,7758,3052],{"class":3051},[3030,7760,3055],{"class":3043},[3030,7762,3058],{"class":3047},[3030,7764,3061],{"class":3051},[3030,7766,7638],{"class":3047},[3030,7768,7769,7771,7774],{"class":3032,"line":3683},[3030,7770,4806],{"class":3051},[3030,7772,7773],{"class":3069},"AsNoTracking",[3030,7775,4881],{"class":3051},[3030,7777,7778,7780,7782,7784,7786,7788,7790,7792,7794],{"class":3032,"line":3714},[3030,7779,4806],{"class":3051},[3030,7781,7645],{"class":3069},[3030,7783,3073],{"class":3051},[3030,7785,7650],{"class":3047},[3030,7787,3078],{"class":3051},[3030,7789,7650],{"class":3047},[3030,7791,3061],{"class":3051},[3030,7793,3187],{"class":3047},[3030,7795,4413],{"class":3051},[3030,7797,7798,7800,7802,7804,7806,7808,7810,7813],{"class":3032,"line":3719},[3030,7799,4806],{"class":3051},[3030,7801,5131],{"class":3069},[3030,7803,3073],{"class":3051},[3030,7805,7650],{"class":3047},[3030,7807,3078],{"class":3051},[3030,7809,3567],{"class":3043},[3030,7811,7812],{"class":3570}," OrderDto",[3030,7814,7815],{"class":3051}," { ... })\n",[3030,7817,7818,7820,7822,7824,7826,7828,7830,7832,7834,7836,7838],{"class":3032,"line":3753},[3030,7819,4806],{"class":3051},[3030,7821,3070],{"class":3069},[3030,7823,3073],{"class":3051},[3030,7825,7650],{"class":3047},[3030,7827,3078],{"class":3051},[3030,7829,7650],{"class":3047},[3030,7831,3061],{"class":3051},[3030,7833,3085],{"class":3047},[3030,7835,3088],{"class":3051},[3030,7837,6071],{"class":3047},[3030,7839,3095],{"class":3051},[3030,7841,7842],{"class":3032,"line":3923},[3030,7843,3102],{"emptyLinePlaceholder":3101},[3030,7845,7846],{"class":3032,"line":3928},[3030,7847,7848],{"class":3036},"// Спроба зберегти NoTracking entity — не зберігається!\n",[3030,7850,7851,7854,7856,7858,7860,7863,7865],{"class":3032,"line":3934},[3030,7852,7853],{"class":3047},"orderForDisplay",[3030,7855,3509],{"class":3051},[3030,7857,3277],{"class":3047},[3030,7859,3052],{"class":3051},[3030,7861,7862],{"class":3282},"\"Changed\"",[3030,7864,3286],{"class":3051},[3030,7866,7867],{"class":3036},"// нічого не відбудеться\n",[3030,7869,7870],{"class":3032,"line":3947},[3030,7871,7872],{"class":3036},"// context.SaveChanges() → 0 змін (Detached)\n",[3004,7874],{},[2960,7876,7878],{"id":7877},"практичні-завдання-частина-1","Практичні завдання (Частина 1)",[3428,7880,7882],{"id":7881},"рівень-1-базовий","Рівень 1 — Базовий",[7884,7885,7886,7891,7894,7934,7939,7946,7982,7987,7996],"steps",{},[2965,7887,7888],{},[2969,7889,7890],{},"Завдання 1.1: Identity Map дослідження",[2965,7892,7893],{},"Напишіть тест що доводить роботу Identity Map:",[7895,7896,7897,7908,7917,7927],"ol",{},[7553,7898,7899,7900,7902,7903,7905,7906],{},"Завантажте ",[2974,7901,3187],{}," з Id=1 двічі: через ",[2974,7904,3131],{}," і через ",[2974,7907,3070],{},[7553,7909,7910,7911,7914,7915],{},"Перевірте ",[2974,7912,7913],{},"ReferenceEquals(c1, c2)"," — повинно бути ",[2974,7916,4543],{},[7553,7918,7919,7920,7923,7924],{},"Змініть поле через ",[2974,7921,7922],{},"c1.Name = \"New\""," — перевірте ",[2974,7925,7926],{},"c2.Name",[7553,7928,7929,7930,7933],{},"Виконайте ",[2974,7931,7932],{},"context.Entry(c1).State"," після зміни",[2965,7935,7936],{},[2969,7937,7938],{},"Завдання 1.2: EntityState lifecycle",[2965,7940,7941,7942,7945],{},"Для ",[2974,7943,7944],{},"BlogPost"," пройдіть повний lifecycle і логуйте стан на кожному кроці:",[7550,7947,7948,7955,7961,7966,7972,7978],{},[7553,7949,7950,7951,7954],{},"Після ",[2974,7952,7953],{},"new BlogPost()",": Detached",[7553,7956,7950,7957,7960],{},[2974,7958,7959],{},"context.Add(post)",": Added",[7553,7962,7950,7963,7965],{},[2974,7964,2976],{},": Unchanged",[7553,7967,7950,7968,7971],{},[2974,7969,7970],{},"post.Title = \"X\"",": Modified",[7553,7973,7950,7974,7977],{},[2974,7975,7976],{},"context.Remove(post)",": Deleted",[7553,7979,7950,7980,7954],{},[2974,7981,2976],{},[2965,7983,7984],{},[2969,7985,7986],{},"Завдання 1.3: Перегляд змін через Entry API",[2965,7988,7899,7989,7991,7992,7995],{},[2974,7990,4814],{},", змініть 3 поля (Name, Price, Stock). Через ",[2974,7993,7994],{},"ChangeTracker.Entries\u003CProduct>()"," виведіть:",[7550,7997,7998,8001,8004],{},[7553,7999,8000],{},"Стан entity",[7553,8002,8003],{},"Для кожної зміненої властивості: OriginalValue → CurrentValue",[7553,8005,8006,8007,4963],{},"Перевірте що SQL UPDATE містить тільки ці 3 стовпці (через ",[2974,8008,8009],{},"LogTo",[3428,8011,8013],{"id":8012},"рівень-2-логіка","Рівень 2 — Логіка",[7884,8015,8016,8021,8039,8281,8291,8296],{},[2965,8017,8018],{},[2969,8019,8020],{},"Завдання 2.1: Audit Log через ChangeTracker",[2965,8022,8023,8024,8027,8028,8030,8031,8034,8035,8038],{},"Реалізуйте ",[2974,8025,8026],{},"AuditLogger"," що перед кожним ",[2974,8029,3880],{}," читає ",[2974,8032,8033],{},"ChangeTracker.Entries()"," і записує у таблицю ",[2974,8036,8037],{},"AuditLog"," (EntityType, EntityId, Action, ChangedFields, OldValues, NewValues, Timestamp, UserId):",[3021,8040,8042],{"className":3023,"code":8041,"language":3025,"meta":3026,"style":3026},"public class AuditLog\n{\n    public int Id { get; set; }\n    public string EntityType { get; set; } = string.Empty;\n    public string EntityId { get; set; } = string.Empty;\n    public string Action { get; set; } = string.Empty;     // Created/Updated/Deleted\n    public string? ChangedFields { get; set; }             // JSON: [\"Price\", \"Stock\"]\n    public string? OldValues { get; set; }                 // JSON: {\"Price\": 5000}\n    public string? NewValues { get; set; }                 // JSON: {\"Price\": 6000}\n    public DateTime Timestamp { get; set; }\n    public string? UserId { get; set; }\n}\n",[2974,8043,8044,8053,8057,8076,8103,8130,8161,8187,8212,8236,8256,8277],{"__ignoreMap":3026},[3030,8045,8046,8048,8050],{"class":3032,"line":3033},[3030,8047,6233],{"class":3043},[3030,8049,6311],{"class":3043},[3030,8051,8052],{"class":3570}," AuditLog\n",[3030,8054,8055],{"class":3032,"line":3040},[3030,8056,4330],{"class":3051},[3030,8058,8059,8061,8063,8066,8068,8070,8072,8074],{"class":3032,"line":3098},[3030,8060,6329],{"class":3043},[3030,8062,6063],{"class":3043},[3030,8064,8065],{"class":3047}," Id",[3030,8067,3574],{"class":3051},[3030,8069,6256],{"class":3043},[3030,8071,3286],{"class":3051},[3030,8073,6261],{"class":3043},[3030,8075,6264],{"class":3051},[3030,8077,8078,8080,8082,8085,8087,8089,8091,8093,8095,8097,8099,8101],{"class":3032,"line":3105},[3030,8079,6329],{"class":3043},[3030,8081,6351],{"class":3043},[3030,8083,8084],{"class":3047}," EntityType",[3030,8086,3574],{"class":3051},[3030,8088,6256],{"class":3043},[3030,8090,3286],{"class":3051},[3030,8092,6261],{"class":3043},[3030,8094,6366],{"class":3051},[3030,8096,6369],{"class":3043},[3030,8098,3061],{"class":3051},[3030,8100,6374],{"class":3047},[3030,8102,3520],{"class":3051},[3030,8104,8105,8107,8109,8112,8114,8116,8118,8120,8122,8124,8126,8128],{"class":3032,"line":3111},[3030,8106,6329],{"class":3043},[3030,8108,6351],{"class":3043},[3030,8110,8111],{"class":3047}," EntityId",[3030,8113,3574],{"class":3051},[3030,8115,6256],{"class":3043},[3030,8117,3286],{"class":3051},[3030,8119,6261],{"class":3043},[3030,8121,6366],{"class":3051},[3030,8123,6369],{"class":3043},[3030,8125,3061],{"class":3051},[3030,8127,6374],{"class":3047},[3030,8129,3520],{"class":3051},[3030,8131,8132,8134,8136,8139,8141,8143,8145,8147,8149,8151,8153,8155,8158],{"class":3032,"line":3140},[3030,8133,6329],{"class":3043},[3030,8135,6351],{"class":3043},[3030,8137,8138],{"class":3047}," Action",[3030,8140,3574],{"class":3051},[3030,8142,6256],{"class":3043},[3030,8144,3286],{"class":3051},[3030,8146,6261],{"class":3043},[3030,8148,6366],{"class":3051},[3030,8150,6369],{"class":3043},[3030,8152,3061],{"class":3051},[3030,8154,6374],{"class":3047},[3030,8156,8157],{"class":3051},";     ",[3030,8159,8160],{"class":3036},"// Created/Updated/Deleted\n",[3030,8162,8163,8165,8167,8170,8173,8175,8177,8179,8181,8184],{"class":3032,"line":3145},[3030,8164,6329],{"class":3043},[3030,8166,6351],{"class":3043},[3030,8168,8169],{"class":3051},"? ",[3030,8171,8172],{"class":3047},"ChangedFields",[3030,8174,3574],{"class":3051},[3030,8176,6256],{"class":3043},[3030,8178,3286],{"class":3051},[3030,8180,6261],{"class":3043},[3030,8182,8183],{"class":3051},"; }             ",[3030,8185,8186],{"class":3036},"// JSON: [\"Price\", \"Stock\"]\n",[3030,8188,8189,8191,8193,8195,8198,8200,8202,8204,8206,8209],{"class":3032,"line":3607},[3030,8190,6329],{"class":3043},[3030,8192,6351],{"class":3043},[3030,8194,8169],{"class":3051},[3030,8196,8197],{"class":3047},"OldValues",[3030,8199,3574],{"class":3051},[3030,8201,6256],{"class":3043},[3030,8203,3286],{"class":3051},[3030,8205,6261],{"class":3043},[3030,8207,8208],{"class":3051},"; }                 ",[3030,8210,8211],{"class":3036},"// JSON: {\"Price\": 5000}\n",[3030,8213,8214,8216,8218,8220,8223,8225,8227,8229,8231,8233],{"class":3032,"line":3628},[3030,8215,6329],{"class":3043},[3030,8217,6351],{"class":3043},[3030,8219,8169],{"class":3051},[3030,8221,8222],{"class":3047},"NewValues",[3030,8224,3574],{"class":3051},[3030,8226,6256],{"class":3043},[3030,8228,3286],{"class":3051},[3030,8230,6261],{"class":3043},[3030,8232,8208],{"class":3051},[3030,8234,8235],{"class":3036},"// JSON: {\"Price\": 6000}\n",[3030,8237,8238,8240,8243,8246,8248,8250,8252,8254],{"class":3032,"line":3658},[3030,8239,6329],{"class":3043},[3030,8241,8242],{"class":3570}," DateTime",[3030,8244,8245],{"class":3047}," Timestamp",[3030,8247,3574],{"class":3051},[3030,8249,6256],{"class":3043},[3030,8251,3286],{"class":3051},[3030,8253,6261],{"class":3043},[3030,8255,6264],{"class":3051},[3030,8257,8258,8260,8262,8264,8267,8269,8271,8273,8275],{"class":3032,"line":3663},[3030,8259,6329],{"class":3043},[3030,8261,6351],{"class":3043},[3030,8263,8169],{"class":3051},[3030,8265,8266],{"class":3047},"UserId",[3030,8268,3574],{"class":3051},[3030,8270,6256],{"class":3043},[3030,8272,3286],{"class":3051},[3030,8274,6261],{"class":3043},[3030,8276,6264],{"class":3051},[3030,8278,8279],{"class":3032,"line":3683},[3030,8280,4514],{"class":3051},[2965,8282,8283,8284,8286,8287,8290],{},"Запишіть нові AuditLog записи в той самий ",[2974,8285,3880],{}," але ",[2969,8288,8289],{},"після"," основних змін.",[2965,8292,8293],{},[2969,8294,8295],{},"Завдання 2.2: Відкат змін для конкретного Entity",[2965,8297,8023,8298,8301,8302,8304],{},[2974,8299,8300],{},"void RevertChanges\u003CT>(T entity) where T : class"," що скидає всі зміни конкретного entity до оригінального стану (з snapshot). Перевірте: entity чистий, ",[2974,8303,2976],{}," не генерує SQL.",[3428,8306,8308],{"id":8307},"рівень-3-архітектура","Рівень 3 — Архітектура",[7884,8310,8311,8316,8319],{},[2965,8312,8313],{},[2969,8314,8315],{},"Завдання 3.1: Domain Event через ChangeTracker",[2965,8317,8318],{},"Реалізуйте механізм доменних подій:",[7895,8320,8321,8340,8353],{},[7553,8322,8323,8326,8327,8330,8331,3166,8334,3166,8337,4963],{},[2974,8324,8325],{},"IDomainEvent"," і ",[2974,8328,8329],{},"IDomainEntity"," (з ",[2974,8332,8333],{},"IReadOnlyCollection\u003CIDomainEvent> DomainEvents",[2974,8335,8336],{},"AddDomainEvent()",[2974,8338,8339],{},"ClearEvents()",[7553,8341,8342,8345,8346,8348,8349,8352],{},[2974,8343,8344],{},"Order"," реалізує ",[2974,8347,8329],{}," і додає ",[2974,8350,8351],{},"OrderPlacedEvent"," у конструкторі",[7553,8354,8355,8356,8358,8359,8362,8363,8366,8367],{},"Overriding ",[2974,8357,6210],{}," у DbContext: перед збереженням читає ",[2974,8360,8361],{},"Entries\u003CIDomainEntity>()",", збирає всі ",[2974,8364,8365],{},"DomainEvents",", зберігає зміни, публікує події через ",[2974,8368,8369],{},"IMediator",[3004,8371],{},[2960,8373,8375],{"id":8374},"підсумок-частини-1","Підсумок частини 1",[2965,8377,8378],{},"Перша частина заклала фундаментальне розуміння Change Tracker:",[7550,8380,8381,8387,8395,8413,8422,8438,8452],{},[7553,8382,8383,8386],{},[2969,8384,8385],{},"Навіщо він існує",": автоматизує Unit of Work — відстежує нові, змінені, видалені entity, генерує мінімально необхідний SQL.",[7553,8388,8389,8391,8392,8394],{},[2969,8390,3015],{},": один PK = один C#-об'єкт у межах DbContext. ",[2974,8393,3131],{}," використовує кеш. Змінений об'єкт видимий скрізь де є посилання на нього.",[7553,8396,8397,8399,8400,3166,8402,3166,8404,3166,8406,3166,8408,8410,8411,3061],{},[2969,8398,4842],{},": п'ять станів — ",[2974,8401,3356],{},[2974,8403,3374],{},[2974,8405,3395],{},[2974,8407,3406],{},[2974,8409,3418],{},". Кожен призводить до різного SQL або відсутності SQL при ",[2974,8412,3880],{},[7553,8414,8415,8418,8419,8421],{},[2969,8416,8417],{},"Snapshot Detection",": знімок при завантаженні, ",[2974,8420,4197],{}," порівнює і виявляє різницю. UPDATE тільки для реально змінених стовпців.",[7553,8423,8424,5157,8427,3166,8430,3166,8433,3166,8436,3061],{},[2969,8425,8426],{},"ChangeTracker API",[2974,8428,8429],{},"Entries\u003CT>()",[2974,8431,8432],{},"Entry(entity)",[2974,8434,8435],{},"HasChanges()",[2974,8437,4308],{},[7553,8439,8440,5157,8443,3166,8446,8449,8450,3061],{},[2969,8441,8442],{},"Entry API",[2974,8444,8445],{},"Property(p => p.X).CurrentValue/OriginalValue/IsModified",[2974,8447,8448],{},"ReloadAsync()",", ручне встановлення ",[2974,8451,5077],{},[7553,8453,8454,8457],{},[2969,8455,8456],{},"Attach vs Update",": Attach → зміна обраних полів → UPDATE тільки вони. Update → всі поля Modified → UPDATE всіх.",[2965,8459,8460,8465],{},[8461,8462,8464],"a",{"href":8463},"/csharp/ef-core/20.change-tracking-part2","У другій частині"," — Change Tracker у відношеннях (connected vs disconnected граф), проблема «подвійного трекування», DetachAll, Clear context, та патерн Repository з правильним lifecycle DbContext.",[8467,8468,8469],"style",{},"html pre.shiki code .spJ8K, html code.shiki .spJ8K{--shiki-light:#008000;--shiki-default:#6A9955;--shiki-dark:#6A9955}html pre.shiki code .su1O8, html code.shiki .su1O8{--shiki-light:#0000FF;--shiki-default:#569CD6;--shiki-dark:#569CD6}html pre.shiki code .siwwj, html code.shiki .siwwj{--shiki-light:#001080;--shiki-default:#9CDCFE;--shiki-dark:#9CDCFE}html pre.shiki code .sHH4Y, html code.shiki .sHH4Y{--shiki-light:#000000;--shiki-default:#D4D4D4;--shiki-dark:#D4D4D4}html pre.shiki code .s8Opu, html code.shiki .s8Opu{--shiki-light:#795E26;--shiki-default:#DCDCAA;--shiki-dark:#DCDCAA}html pre.shiki code .sJj4R, html code.shiki .sJj4R{--shiki-light:#098658;--shiki-default:#B5CEA8;--shiki-dark:#B5CEA8}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html pre.shiki code .sbdoH, html code.shiki .sbdoH{--shiki-light:#A31515;--shiki-default:#CE9178;--shiki-dark:#CE9178}html pre.shiki code .sN1BT, html code.shiki .sN1BT{--shiki-light:#267F99;--shiki-default:#4EC9B0;--shiki-dark:#4EC9B0}html pre.shiki code .sCDza, html code.shiki .sCDza{--shiki-light:#AF00DB;--shiki-default:#CE92A4;--shiki-dark:#CE92A4}html pre.shiki code .sD7JJ, html code.shiki .sD7JJ{--shiki-light:#000000FF;--shiki-default:#D4D4D4;--shiki-dark:#D4D4D4}html pre.shiki code .sjcCO, html code.shiki .sjcCO{--shiki-light:#EE0000;--shiki-default:#D7BA7D;--shiki-dark:#D7BA7D}",{"title":3026,"searchDepth":3040,"depth":3040,"links":8471},[8472,8473,8474,8478,8483,8488,8493,8496,8499,8500,8501,8506],{"id":2962,"depth":3040,"text":2963},{"id":3008,"depth":3040,"text":3009},{"id":3337,"depth":3040,"text":3338,"children":8475},[8476,8477],{"id":3430,"depth":3098,"text":3431},{"id":3784,"depth":3098,"text":3785},{"id":3964,"depth":3040,"text":3965,"children":8479},[8480,8481,8482],{"id":3981,"depth":3098,"text":3982},{"id":4122,"depth":3098,"text":4123},{"id":4266,"depth":3098,"text":4267},{"id":4558,"depth":3040,"text":4559,"children":8484},[8485,8486,8487],{"id":4568,"depth":3098,"text":4569},{"id":4912,"depth":3098,"text":4913},{"id":5232,"depth":3098,"text":5233},{"id":5365,"depth":3040,"text":5366,"children":8489},[8490,8491,8492],{"id":5369,"depth":3098,"text":5370},{"id":5489,"depth":3098,"text":5490},{"id":5639,"depth":3098,"text":5640},{"id":5793,"depth":3040,"text":5794,"children":8494},[8495],{"id":6215,"depth":3098,"text":6216},{"id":6656,"depth":3040,"text":6657,"children":8497},[8498],{"id":6966,"depth":3098,"text":6967},{"id":7403,"depth":3040,"text":7404},{"id":7606,"depth":3040,"text":7607},{"id":7877,"depth":3040,"text":7878,"children":8502},[8503,8504,8505],{"id":7881,"depth":3098,"text":7882},{"id":8012,"depth":3098,"text":8013},{"id":8307,"depth":3098,"text":8308},{"id":8374,"depth":3040,"text":8375},"Глибоке розуміння Change Tracker в EF Core — як DbContext відстежує стани Entity, Identity Map, Snapshot-based Detection, EntityState lifecycle. Різниця між Tracked і Untracked об'єктами, ручне керування через Entry та ChangeTracker API.","md",null,{},{"title":587,"description":8507},"mF6T85pmbbDH1pWMrG2IIQmKh18bwpRkJN4gwCJ4Q6s",[8514,8516],{"title":583,"path":584,"stem":585,"description":8515,"children":-1},"Query Tags для діагностики SQL, Bulk Insert через BulkExtensions, No-Tracking Bulk Queries, Query Interceptors для автоматичної оптимізації, Plan Cache і EF Core Query Diagnostics.",{"title":591,"path":592,"stem":593,"description":8517,"children":-1},"Change Tracker у зв'язаних графах — connected vs disconnected сценарії, проблема «подвійного трекування», керування навігаційними властивостями через ChangeTracker. Overriding SaveChangesAsync для автоматичного аудиту, ClearContext, Repository pattern lifecycle.",1777912594570]