[{"data":1,"prerenderedAt":6191},["ShallowReactive",2],{"navigation_docs":3,"-java-pr2-physical-schema":2949,"-java-pr2-physical-schema-surround":6186},[4,1640,1765,2219,2352,2559,2641,2691,2748,2782,2908,2945],{"title":5,"icon":6,"path":7,"stem":8,"children":9},"C#","i-devicon-csharp","/csharp","01.csharp",[10,13,60,90,120,202,219,253,379,404,457,650,1346,1636],{"title":11,"path":7,"stem":12},"C# Roadmap","01.csharp/index",{"title":14,"icon":15,"path":16,"stem":17,"children":18,"page":59},"Fundamentals","i-lucide-book-open","/csharp/fundamentals","01.csharp/01.fundamentals",[19,23,27,31,35,39,43,47,51,55],{"title":20,"path":21,"stem":22},"Вступ до екосистеми .NET","/csharp/fundamentals/introduction-to-ecosystem","01.csharp/01.fundamentals/01.introduction-to-ecosystem",{"title":24,"path":25,"stem":26},"Структура програми на C#","/csharp/fundamentals/program-structure","01.csharp/01.fundamentals/02.program-structure",{"title":28,"path":29,"stem":30},"Змінні та Типи Даних","/csharp/fundamentals/variables-data-types","01.csharp/01.fundamentals/03.variables-data-types",{"title":32,"path":33,"stem":34},"Масиви","/csharp/fundamentals/arrays","01.csharp/01.fundamentals/04.arrays",{"title":36,"path":37,"stem":38},"Strings & Text Handling","/csharp/fundamentals/strings-text-handling","01.csharp/01.fundamentals/05.strings-text-handling",{"title":40,"path":41,"stem":42},"Дати і Час","/csharp/fundamentals/dates-time-handling","01.csharp/01.fundamentals/06.dates-time-handling",{"title":44,"path":45,"stem":46},"Потік Керування","/csharp/fundamentals/control-flow","01.csharp/01.fundamentals/07.control-flow",{"title":48,"path":49,"stem":50},"Методи","/csharp/fundamentals/methods","01.csharp/01.fundamentals/08.methods",{"title":52,"path":53,"stem":54},"Основи Відлагодження","/csharp/fundamentals/debugging-basics","01.csharp/01.fundamentals/09.debugging-basics",{"title":56,"path":57,"stem":58},"Інтерактивна Консоль (Classic)","/csharp/fundamentals/interactive-console","01.csharp/01.fundamentals/10.interactive-console",false,{"title":61,"icon":62,"path":63,"stem":64,"children":65,"page":59},"OOP","i-lucide-box","/csharp/oop","01.csharp/02.oop",[66,70,74,78,82,86],{"title":67,"path":68,"stem":69},"Package Management (Управління Пакетами)","/csharp/oop/package-management","01.csharp/02.oop/01.package-management",{"title":71,"path":72,"stem":73},"Класи та Об'єкти","/csharp/oop/classes-objects","01.csharp/02.oop/02.classes-objects",{"title":75,"path":76,"stem":77},"Властивості та Поля","/csharp/oop/properties-fields","01.csharp/02.oop/03.properties-fields",{"title":79,"path":80,"stem":81},"Стовпи ООП","/csharp/oop/oop-pillars","01.csharp/02.oop/04.oop-pillars",{"title":83,"path":84,"stem":85},"Advanced Types","/csharp/oop/advanced-types","01.csharp/02.oop/05.advanced-types",{"title":87,"path":88,"stem":89},"Namespaces (Простори Імен)","/csharp/oop/namespaces","01.csharp/02.oop/06.namespaces",{"title":91,"icon":92,"path":93,"stem":94,"children":95,"page":59},"Advanced Core","i-lucide-zap","/csharp/advanced-core","01.csharp/03.advanced-core",[96,100,104,108,112,116],{"title":97,"path":98,"stem":99},"Generics (Узагальнення)","/csharp/advanced-core/generics","01.csharp/03.advanced-core/01.generics",{"title":101,"path":102,"stem":103},"Делегати, Події та Лямбда-вирази","/csharp/advanced-core/delegates-events-lambdas","01.csharp/03.advanced-core/02.delegates-events-lambdas",{"title":105,"path":106,"stem":107},"Interfaces Deep Dive (Інтерфейси: Поглиблений Розгляд)","/csharp/advanced-core/interfaces-deep-dive","01.csharp/03.advanced-core/03.interfaces-deep-dive",{"title":109,"path":110,"stem":111},"Обробка Винятків","/csharp/advanced-core/exception-handling","01.csharp/03.advanced-core/04.exception-handling",{"title":113,"path":114,"stem":115},"Pattern Matching","/csharp/advanced-core/pattern-matching","01.csharp/03.advanced-core/05.pattern-matching",{"title":117,"path":118,"stem":119},"Додаткові Можливості C#","/csharp/advanced-core/additional-features","01.csharp/03.advanced-core/06.additional-features",{"title":121,"icon":122,"path":123,"stem":124,"children":125,"page":59},"Architecture Best Practices","i-lucide-building-2","/csharp/architecture-best-practices","01.csharp/04.architecture-best-practices",[126,130,149,153,157,161,165,169],{"title":127,"path":128,"stem":129},"Software Design Principles (Частина 1)","/csharp/architecture-best-practices/software-design-principles","01.csharp/04.architecture-best-practices/01.software-design-principles",{"title":131,"icon":132,"path":133,"stem":134,"children":135,"page":59},"Design Patterns","i-lucide-folder","/csharp/architecture-best-practices/design-patterns","01.csharp/04.architecture-best-practices/02.design-patterns",[136],{"title":137,"icon":132,"path":138,"stem":139,"children":140,"page":59},"Creational","/csharp/architecture-best-practices/design-patterns/creational","01.csharp/04.architecture-best-practices/02.design-patterns/creational",[141,145],{"title":142,"path":143,"stem":144},"Singleton (Одинак)","/csharp/architecture-best-practices/design-patterns/creational/singleton","01.csharp/04.architecture-best-practices/02.design-patterns/creational/01.singleton",{"title":146,"path":147,"stem":148},"Builder (Будівельник)","/csharp/architecture-best-practices/design-patterns/creational/builder","01.csharp/04.architecture-best-practices/02.design-patterns/creational/02.builder",{"title":150,"path":151,"stem":152},"Building Professional CLIs","/csharp/architecture-best-practices/building-professional-clis","01.csharp/04.architecture-best-practices/03.building-professional-clis",{"title":154,"path":155,"stem":156},"Validation & Flow Control","/csharp/architecture-best-practices/validation-flow-control","01.csharp/04.architecture-best-practices/04.validation-flow-control",{"title":158,"path":159,"stem":160},"The Modern .NET Host (Microsoft.Extensions)","/csharp/architecture-best-practices/modern-dotnet-host","01.csharp/04.architecture-best-practices/05.modern-dotnet-host",{"title":162,"path":163,"stem":164},"Data Mapper: Repository та DAO патерни (Частина 1)","/csharp/architecture-best-practices/data-mapper-part1","01.csharp/04.architecture-best-practices/06.data-mapper-part1",{"title":166,"path":167,"stem":168},"Data Mapper: Repository та DAO патерни (Частина 2)","/csharp/architecture-best-practices/data-mapper-part2","01.csharp/04.architecture-best-practices/07.data-mapper-part2",{"title":170,"icon":132,"path":171,"stem":172,"children":173,"page":59},"Di Ioc","/csharp/architecture-best-practices/di-ioc","01.csharp/04.architecture-best-practices/08.di-ioc",[174,178,182,186,190,194,198],{"title":175,"path":176,"stem":177},"Проблема залежностей та Інверсія Контролю","/csharp/architecture-best-practices/di-ioc/the-dependency-problem","01.csharp/04.architecture-best-practices/08.di-ioc/01.the-dependency-problem",{"title":179,"path":180,"stem":181},"Будуємо власний Service Container","/csharp/architecture-best-practices/di-ioc/build-your-own-container","01.csharp/04.architecture-best-practices/08.di-ioc/02.build-your-own-container",{"title":183,"path":184,"stem":185},"Service Locator: Паттерн та Анти-паттерн","/csharp/architecture-best-practices/di-ioc/service-locator-pattern","01.csharp/04.architecture-best-practices/08.di-ioc/03.service-locator-pattern",{"title":187,"path":188,"stem":189},"Паттерни Dependency Injection","/csharp/architecture-best-practices/di-ioc/dependency-injection-patterns","01.csharp/04.architecture-best-practices/08.di-ioc/04.dependency-injection-patterns",{"title":191,"path":192,"stem":193},"Microsoft DI: IServiceCollection та IServiceProvider","/csharp/architecture-best-practices/di-ioc/microsoft-di-deep-dive","01.csharp/04.architecture-best-practices/08.di-ioc/05.microsoft-di-deep-dive",{"title":195,"path":196,"stem":197},"Service Lifetimes та Scopes","/csharp/architecture-best-practices/di-ioc/service-lifetimes-and-scopes","01.csharp/04.architecture-best-practices/08.di-ioc/06.service-lifetimes-and-scopes",{"title":199,"path":200,"stem":201},"DI Анти-паттерни та Найкращі Практики","/csharp/architecture-best-practices/di-ioc/di-anti-patterns-and-best-practices","01.csharp/04.architecture-best-practices/08.di-ioc/07.di-anti-patterns-and-best-practices",{"title":203,"icon":132,"path":204,"stem":205,"children":206,"page":59},"Standard Library","/csharp/standard-library","01.csharp/05.standard-library",[207,211,215],{"title":208,"path":209,"stem":210},"Collections (Колекції)","/csharp/standard-library/collections","01.csharp/05.standard-library/01.collections",{"title":212,"path":213,"stem":214},"High Performance Types (Високопродуктивні Типи)","/csharp/standard-library/high-performance-types","01.csharp/05.standard-library/02.high-performance-types",{"title":216,"path":217,"stem":218},"LINQ (Language Integrated Query)","/csharp/standard-library/linq","01.csharp/05.standard-library/03.linq",{"title":220,"icon":221,"path":222,"stem":223,"children":224,"page":59},"System Internals Concurrency","i-lucide-server","/csharp/system-internals-concurrency","01.csharp/06.system-internals-concurrency",[225,229,233,237,241,245,249],{"title":226,"path":227,"stem":228},"Memory Management","/csharp/system-internals-concurrency/memory-management","01.csharp/06.system-internals-concurrency/01.memory-management",{"title":230,"path":231,"stem":232},"Reflection API: System.Type та Метадані","/csharp/system-internals-concurrency/reflection-fundamentals","01.csharp/06.system-internals-concurrency/02.reflection-fundamentals",{"title":234,"path":235,"stem":236},"Attributes та Dynamic Language Runtime","/csharp/system-internals-concurrency/attributes-dynamic","01.csharp/06.system-internals-concurrency/03.attributes-dynamic",{"title":238,"path":239,"stem":240},"Expression Trees: Швидка Альтернатива Рефлексії","/csharp/system-internals-concurrency/expression-trees-compiled","01.csharp/06.system-internals-concurrency/04.expression-trees-compiled",{"title":242,"path":243,"stem":244},"Source Generators: Compile-Time Code Generation","/csharp/system-internals-concurrency/source-generators","01.csharp/06.system-internals-concurrency/05.source-generators",{"title":246,"path":247,"stem":248},"Multithreading Fundamentals","/csharp/system-internals-concurrency/multithreading-fundamentals","01.csharp/06.system-internals-concurrency/06.multithreading-fundamentals",{"title":250,"path":251,"stem":252},"Synchronization Primitives","/csharp/system-internals-concurrency/synchronization-primitives","01.csharp/06.system-internals-concurrency/07.synchronization-primitives",{"title":254,"icon":255,"path":256,"stem":257,"children":258,"page":59},"System Programming Windows","i-lucide-cpu","/csharp/system-programming-windows","01.csharp/07.system-programming-windows",[259,263,267,271,275,279,283,287,291,295,299,303,307,311,315,319,323,327,331,335,339,343,347,351,355,359,363,367,371,375],{"title":260,"path":261,"stem":262},"Як Працює Операційна Система","/csharp/system-programming-windows/how-os-works","01.csharp/07.system-programming-windows/01.how-os-works",{"title":264,"path":265,"stem":266},"Процеси в .NET — API та Запуск","/csharp/system-programming-windows/processes-in-dotnet","01.csharp/07.system-programming-windows/02.processes-in-dotnet",{"title":268,"path":269,"stem":270},"Процеси в .NET — IPC та Міжпроцесна Комунікація","/csharp/system-programming-windows/02a.processes-ipc","01.csharp/07.system-programming-windows/02a.processes-ipc",{"title":272,"path":273,"stem":274},"Application Domains та Збірки — AppDomain і AssemblyLoadContext","/csharp/system-programming-windows/appdomains-assemblies","01.csharp/07.system-programming-windows/03.appdomains-assemblies",{"title":276,"path":277,"stem":278},"Application Domains та Збірки — Plug-in Система з Hot-Reload","/csharp/system-programming-windows/03a.appdomains-plugin-system","01.csharp/07.system-programming-windows/03a.appdomains-plugin-system",{"title":280,"path":281,"stem":282},"Потоки — Основи та API Thread","/csharp/system-programming-windows/thread-fundamentals","01.csharp/07.system-programming-windows/04.thread-fundamentals",{"title":284,"path":285,"stem":286},"Потоки — Lifecycle, Пріоритети та Безпечне Завершення","/csharp/system-programming-windows/04a.thread-lifecycle-priorities","01.csharp/07.system-programming-windows/04a.thread-lifecycle-priorities",{"title":288,"path":289,"stem":290},"Проблеми Спільного Стану — Race Condition та Data Race","/csharp/system-programming-windows/shared-state-problems","01.csharp/07.system-programming-windows/05.shared-state-problems",{"title":292,"path":293,"stem":294},"Проблеми Спільного Стану — Memory Model та volatile","/csharp/system-programming-windows/05a.shared-state-memory-model","01.csharp/07.system-programming-windows/05a.shared-state-memory-model",{"title":296,"path":297,"stem":298},"Синхронізація — Monitor, lock та еволюція примітивів","/csharp/system-programming-windows/synchronization-fundamentals","01.csharp/07.system-programming-windows/06.synchronization-fundamentals",{"title":300,"path":301,"stem":302},"Синхронізація — Наскрізний Приклад та Deadlock Detection","/csharp/system-programming-windows/06a.synchronization-walkthrough","01.csharp/07.system-programming-windows/06a.synchronization-walkthrough",{"title":304,"path":305,"stem":306},"Синхронізація — Mutex, Semaphore та Event-Based Primitives","/csharp/system-programming-windows/synchronization-advanced","01.csharp/07.system-programming-windows/07.synchronization-advanced",{"title":308,"path":309,"stem":310},"Синхронізація — Interlocked, Volatile та Lock-Free Структури","/csharp/system-programming-windows/07a.synchronization-advanced-walkthrough","01.csharp/07.system-programming-windows/07a.synchronization-advanced-walkthrough",{"title":312,"path":313,"stem":314},"Interlocked, CAS та Lock-Free Структури","/csharp/system-programming-windows/interlocked-cas-lockfree","01.csharp/07.system-programming-windows/08.interlocked-cas-lockfree",{"title":316,"path":317,"stem":318},"Volatile, Memory Model та Spinning","/csharp/system-programming-windows/08a.volatile-memory-model","01.csharp/07.system-programming-windows/08a.volatile-memory-model",{"title":320,"path":321,"stem":322},"ThreadPool — Пул Потоків для Ефективного Виконання","/csharp/system-programming-windows/thread-pool","01.csharp/07.system-programming-windows/09.thread-pool",{"title":324,"path":325,"stem":326},"ThreadPool — Просунуті Сценарії та Внутрішня Будова","/csharp/system-programming-windows/09a.thread-pool-advanced","01.csharp/07.system-programming-windows/09a.thread-pool-advanced",{"title":328,"path":329,"stem":330},"Concurrent та Immutable Collections","/csharp/system-programming-windows/concurrent-collections","01.csharp/07.system-programming-windows/10.concurrent-collections",{"title":332,"path":333,"stem":334},"TPL, Task та Композиція — Від Thread до Task","/csharp/system-programming-windows/tpl-parallel-plinq","01.csharp/07.system-programming-windows/11.tpl-parallel-plinq",{"title":336,"path":337,"stem":338},"Parallel Class та PLINQ — Data Parallelism","/csharp/system-programming-windows/11a.tpl-parallel-plinq-advanced","01.csharp/07.system-programming-windows/11a.tpl-parallel-plinq-advanced",{"title":340,"path":341,"stem":342},"Async/Await — Фундамент Асинхронного Програмування","/csharp/system-programming-windows/async-fundamentals","01.csharp/07.system-programming-windows/12.async-fundamentals",{"title":344,"path":345,"stem":346},"SynchronizationContext та ConfigureAwait — Контекст Виконання","/csharp/system-programming-windows/async-context-configureawait","01.csharp/07.system-programming-windows/13.async-context-configureawait",{"title":348,"path":349,"stem":350},"Async — Просунуті Паттерни","/csharp/system-programming-windows/async-advanced","01.csharp/07.system-programming-windows/14.async-advanced",{"title":352,"path":353,"stem":354},"System.Threading.Channels — Async Producer-Consumer","/csharp/system-programming-windows/channels","01.csharp/07.system-programming-windows/15.channels",{"title":356,"path":357,"stem":358},"Асинхронна Синхронізація","/csharp/system-programming-windows/async-synchronization","01.csharp/07.system-programming-windows/16.async-synchronization",{"title":360,"path":361,"stem":362},"Unsafe Code та Вказівники","/csharp/system-programming-windows/unsafe-code","01.csharp/07.system-programming-windows/17.unsafe-code",{"title":364,"path":365,"stem":366},"P/Invoke та Windows API — Міст між .NET та Native Code","/csharp/system-programming-windows/pinvoke-winapi","01.csharp/07.system-programming-windows/18.pinvoke-winapi",{"title":368,"path":369,"stem":370},"Реєстр Windows — Центральна База Конфігурації Системи","/csharp/system-programming-windows/windows-registry","01.csharp/07.system-programming-windows/19.windows-registry",{"title":372,"path":373,"stem":374},"Windows Hooks, Hotkeys та Services — Глибока Інтеграція з ОС","/csharp/system-programming-windows/windows-hooks-services","01.csharp/07.system-programming-windows/20.windows-hooks-services",{"title":376,"path":377,"stem":378},"Системне Програмування C# (Windows) — 07.system-programming-windows","/csharp/system-programming-windows/implementation_plan","01.csharp/07.system-programming-windows/implementation_plan",{"title":380,"icon":132,"path":381,"stem":382,"children":383,"page":59},"Io","/csharp/io","01.csharp/08.io",[384,388,392,396,400],{"title":385,"path":386,"stem":387},"8.1.1. Основи роботи з файловою системою","/csharp/io/file-system-basics","01.csharp/08.io/01.file-system-basics",{"title":389,"path":390,"stem":391},"8.1.2. Потоки (Streams) та Серіалізація Даних","/csharp/io/streams-serialization","01.csharp/08.io/02.streams-serialization",{"title":393,"path":394,"stem":395},"8.2.1. JSON Serialization з System.Text.Json","/csharp/io/json-serialization","01.csharp/08.io/03.json-serialization",{"title":397,"path":398,"stem":399},"8.2.2. XML Serialization та LINQ to XML","/csharp/io/xml-serialization","01.csharp/08.io/04.xml-serialization",{"title":401,"path":402,"stem":403},"8.2.3. Binary Serialization: MessagePack та Protocol Buffers","/csharp/io/binary-serialization","01.csharp/08.io/05.binary-serialization",{"title":405,"icon":132,"path":406,"stem":407,"children":408,"page":59},"Ado Net","/csharp/ado-net","01.csharp/09.ado-net",[409,413,417,421,425,429,433,437,441,445,449,453],{"title":410,"path":411,"stem":412},"9.1. Введення в ADO.NET","/csharp/ado-net/introduction-to-adonet","01.csharp/09.ado-net/01.introduction-to-adonet",{"title":414,"path":415,"stem":416},"9.2. Клас DbConnection — з'єднання з базою даних","/csharp/ado-net/connection","01.csharp/09.ado-net/02.connection",{"title":418,"path":419,"stem":420},"9.3. Клас DbCommand — виконання SQL-запитів","/csharp/ado-net/command-and-queries","01.csharp/09.ado-net/03.command-and-queries",{"title":422,"path":423,"stem":424},"9.4. Клас DbDataReader — ефективне читання даних","/csharp/ado-net/datareader","01.csharp/09.ado-net/04.datareader",{"title":426,"path":427,"stem":428},"9.5. Параметризовані запити та захист від SQL Injection","/csharp/ado-net/parameters-and-sql-injection","01.csharp/09.ado-net/05.parameters-and-sql-injection",{"title":430,"path":431,"stem":432},"9.6. Транзакції в ADO.NET","/csharp/ado-net/transactions","01.csharp/09.ado-net/06.transactions",{"title":434,"path":435,"stem":436},"9.7. 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 проєкт","/cpp/ide-setup","02.cpp/03.ide-setup",{"title":1659,"path":1660,"stem":1661},"Вивід даних на екран","/cpp/data-output","02.cpp/04.data-output",{"title":1663,"path":1664,"stem":1665},"Типи даних, змінні та константи","/cpp/data-types-variables","02.cpp/05.data-types-variables",{"title":1667,"path":1668,"stem":1669},"Ввід даних з клавіатури","/cpp/data-input","02.cpp/06.data-input",{"title":1671,"path":1672,"stem":1673},"Оператори, перетворення типів та логічні операції","/cpp/operators-type-conversion","02.cpp/07.operators-type-conversion",{"title":1675,"path":1676,"stem":1677},"Цикли","/cpp/loops","02.cpp/08.loops",{"title":32,"path":1679,"stem":1680},"/cpp/arrays","02.cpp/09.arrays",{"title":1682,"path":1683,"stem":1684},"Алгоритми сортування та аналіз складності","/cpp/sorting","02.cpp/10.sorting",{"title":1686,"path":1687,"stem":1688},"Алгоритми пошуку","/cpp/searching","02.cpp/11.searching",{"title":1690,"path":1691,"stem":1692},"Функції: основи","/cpp/functions-basics","02.cpp/12.functions-basics",{"title":1694,"path":1695,"stem":1696},"Функції: прототипи, область видимості та додаткові можливості","/cpp/functions-scope","02.cpp/13.functions-scope",{"title":1698,"path":1699,"stem":1700},"Функції: перевантаження та шаблони","/cpp/functions-overloading-templates","02.cpp/14.functions-overloading-templates",{"title":1702,"path":1703,"stem":1704},"Вказівники: основи","/cpp/pointers-basics","02.cpp/15.pointers-basics",{"title":1706,"path":1707,"stem":1708},"Посилання (References)","/cpp/references","02.cpp/16.references",{"title":1710,"path":1711,"stem":1712},"Вказівники, const і масиви","/cpp/pointers-const-arrays","02.cpp/17.pointers-const-arrays",{"title":1714,"path":1715,"stem":1716},"Адресна арифметика","/cpp/pointer-arithmetic","02.cpp/18.pointer-arithmetic",{"title":1718,"path":1719,"stem":1720},"Динамічна пам'ять","/cpp/dynamic-memory","02.cpp/19.dynamic-memory",{"title":1722,"path":1723,"stem":1724},"Вказівники 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 configureStore","/javascript/react/redux/redux-toolkit/configure-store","03.javascript/04.react/06.redux/04.redux-toolkit/01.configure-store",{"title":2065,"path":2066,"stem":2067},"createSlice: Революція в Redux","/javascript/react/redux/redux-toolkit/create-slice","03.javascript/04.react/06.redux/04.redux-toolkit/02.create-slice",{"title":2069,"path":2070,"stem":2071},"Асинхронність з createAsyncThunk","/javascript/react/redux/redux-toolkit/async-thunks","03.javascript/04.react/06.redux/04.redux-toolkit/03.async-thunks",{"title":2073,"path":2074,"stem":2075},"04. Entity Adapter: Керування нормалізованим станом","/javascript/react/redux/redux-toolkit/entity-adapter","03.javascript/04.react/06.redux/04.redux-toolkit/04.entity-adapter",{"title":2077,"icon":92,"path":2078,"stem":2079,"children":2080,"page":59},"Advanced","/javascript/react/redux/advanced","03.javascript/04.react/06.redux/05.advanced",[2081,2085,2089],{"title":2082,"path":2083,"stem":2084},"Мемоізація та Селектори: Повний Гайд по Reselect","/javascript/react/redux/advanced/selectors-reselect","03.javascript/04.react/06.redux/05.advanced/01.selectors-reselect",{"title":2086,"path":2087,"stem":2088},"RTK Query: Архітектура Серверного Кешу","/javascript/react/redux/advanced/rtk-query-intro","03.javascript/04.react/06.redux/05.advanced/02.rtk-query-intro",{"title":1936,"path":2090,"stem":2091},"/javascript/react/redux/advanced/architecture-best-practices","03.javascript/04.react/06.redux/05.advanced/03.architecture-best-practices",{"title":2093,"icon":132,"path":2094,"stem":2095,"children":2096,"page":59},"Project Kanban","/javascript/react/redux/project-kanban","03.javascript/04.react/06.redux/06.project-kanban",[2097,2101,2105,2109,2113,2117],{"title":2098,"path":2099,"stem":2100},"Проєкт: Kanban Board (Trello Clone)","/javascript/react/redux/project-kanban/project-overview","03.javascript/04.react/06.redux/06.project-kanban/01.project-overview",{"title":2102,"path":2103,"stem":2104},"Налаштування та Типізація","/javascript/react/redux/project-kanban/setup-and-types","03.javascript/04.react/06.redux/06.project-kanban/02.setup-and-types",{"title":2106,"path":2107,"stem":2108},"Board Slice: Серце Дошки","/javascript/react/redux/project-kanban/board-slice","03.javascript/04.react/06.redux/06.project-kanban/03.board-slice",{"title":2110,"path":2111,"stem":2112},"Логіка Drag & Drop","/javascript/react/redux/project-kanban/drag-and-drop-logic","03.javascript/04.react/06.redux/06.project-kanban/04.drag-and-drop-logic",{"title":2114,"path":2115,"stem":2116},"Інтеграція з RTK Query","/javascript/react/redux/project-kanban/rtk-query-integration","03.javascript/04.react/06.redux/06.project-kanban/05.rtk-query-integration",{"title":2118,"path":2119,"stem":2120},"Optimistic Updates","/javascript/react/redux/project-kanban/optimistic-updates","03.javascript/04.react/06.redux/06.project-kanban/06.optimistic-updates",{"title":2122,"icon":132,"path":2123,"stem":2124,"children":2125,"page":59},"Testing","/javascript/react/redux/testing","03.javascript/04.react/06.redux/07.testing",[2126,2130,2134,2138,2142],{"title":2127,"path":2128,"stem":2129},"Тестування Redux","/javascript/react/redux/testing/intro-testing","03.javascript/04.react/06.redux/07.testing/01.intro-testing",{"title":2131,"path":2132,"stem":2133},"Тестування Reducers","/javascript/react/redux/testing/testing-reducers","03.javascript/04.react/06.redux/07.testing/02.testing-reducers",{"title":2135,"path":2136,"stem":2137},"Тестування Селекторів","/javascript/react/redux/testing/testing-selectors","03.javascript/04.react/06.redux/07.testing/03.testing-selectors",{"title":2139,"path":2140,"stem":2141},"Тестування Компонентів (Integration)","/javascript/react/redux/testing/testing-components","03.javascript/04.react/06.redux/07.testing/04.testing-components",{"title":2143,"path":2144,"stem":2145},"Тестування Async Thunks","/javascript/react/redux/testing/testing-thunks","03.javascript/04.react/06.redux/07.testing/05.testing-thunks",{"title":2147,"icon":132,"path":2148,"stem":2149,"children":2150},"Ui Libraries","/javascript/react/ui-libraries","03.javascript/04.react/07.ui-libraries/index",[2151,2153,2157,2161,2165,2169,2173],{"title":2152,"path":2148,"stem":2149},"UI Бібліотеки в React",{"title":2154,"path":2155,"stem":2156},"Вступ до UI Бібліотек: Навіщо Винаходити Велосипед Двічі?","/javascript/react/ui-libraries/introduction-to-ui-libraries","03.javascript/04.react/07.ui-libraries/01.introduction-to-ui-libraries",{"title":2158,"path":2159,"stem":2160},"Філософія shadcn/ui: \"Not a Component Library\"","/javascript/react/ui-libraries/shadcn-philosophy","03.javascript/04.react/07.ui-libraries/02.shadcn-philosophy",{"title":2162,"path":2163,"stem":2164},"Установка та Налаштування shadcn/ui","/javascript/react/ui-libraries/shadcn-installation","03.javascript/04.react/07.ui-libraries/03.shadcn-installation",{"title":2166,"path":2167,"stem":2168},"Базові Компоненти shadcn/ui: Фундамент Інтерфейсу","/javascript/react/ui-libraries/shadcn-components-basics","03.javascript/04.react/07.ui-libraries/04.shadcn-components-basics",{"title":2170,"path":2171,"stem":2172},"Компоненти Форм: Побудова Інтерактивних Form","/javascript/react/ui-libraries/shadcn-components-forms","03.javascript/04.react/07.ui-libraries/05.shadcn-components-forms",{"title":2174,"path":2175,"stem":2176},"Складні Компоненти: Dialog, Dropdown, Table та Command","/javascript/react/ui-libraries/shadcn-components-advanced","03.javascript/04.react/07.ui-libraries/06.shadcn-components-advanced",{"title":2178,"icon":2179,"path":2180,"stem":2181,"children":2182,"page":59},"TypeScript","i-devicon-typescript","/javascript/typescript","03.javascript/05.typescript",[2183,2187,2191,2195,2199,2203,2207,2211],{"title":2184,"path":2185,"stem":2186},"TypeScript: Броня для вашого коду","/javascript/typescript/intro-and-basic-types","03.javascript/05.typescript/01.intro-and-basic-types",{"title":2188,"path":2189,"stem":2190},"Майстерність Моделювання Даних: Інтерфейси та Просунуті Типи","/javascript/typescript/interfaces-and-advanced-types","03.javascript/05.typescript/02.interfaces-and-advanced-types",{"title":2192,"path":2193,"stem":2194},"Алхімія Типів: Generics та Utility Types","/javascript/typescript/generics-and-utilities","03.javascript/05.typescript/03.generics-and-utilities",{"title":2196,"path":2197,"stem":2198},"Архітектура та Шаблони: Класи в TypeScript","/javascript/typescript/classes-and-oop","03.javascript/05.typescript/04.classes-and-oop",{"title":2200,"path":2201,"stem":2202},"Продакшн та Екосистема: Advanced Config & Workflow","/javascript/typescript/advanced-patterns-and-config","03.javascript/05.typescript/05.advanced-patterns-and-config",{"title":2204,"path":2205,"stem":2206},"TypeScript у світі React","/javascript/typescript/react-basics","03.javascript/05.typescript/06.react-basics",{"title":2208,"path":2209,"stem":2210},"React + TypeScript: Продвинуті патерни","/javascript/typescript/react-advanced","03.javascript/05.typescript/07.react-advanced",{"title":2212,"path":2213,"stem":2214},"React + TypeScript: Екосистема та бібліотеки","/javascript/typescript/react-ecosystem","03.javascript/05.typescript/08.react-ecosystem",{"title":2216,"path":2217,"stem":2218},"Atomic Design","/javascript/atomic-design","03.javascript/2.atomic-design",{"title":2220,"icon":2221,"path":2222,"stem":2223,"children":2224,"page":59},"Java","i-devicon-java","/java","04.java",[2225,2228,2231,2235,2239,2243,2247],{"title":162,"path":2226,"stem":2227},"/java/data-mapper-part1","04.java/01.data-mapper-part1",{"title":166,"path":2229,"stem":2230},"/java/data-mapper-part2","04.java/02.data-mapper-part2",{"title":2232,"path":2233,"stem":2234},"Service Layer: Організація бізнес-логіки","/java/service-layer","04.java/03.service-layer",{"title":2236,"path":2237,"stem":2238},"Rich Domain Model та State Pattern","/java/rich-domain-model","04.java/04.rich-domain-model",{"title":2240,"path":2241,"stem":2242},"Патерни для складної бізнес-логіки","/java/business-logic-patterns","04.java/05.business-logic-patterns",{"title":2244,"path":2245,"stem":2246},"Обробка помилок та валідація","/java/error-handling-validation","04.java/06.error-handling-validation",{"title":2248,"path":2249,"stem":2250,"children":2251,"page":59},"Проектування баз даних","/java/pr2","04.java/pr2",[2252,2256,2260,2264,2268,2272,2276,2280,2284,2288,2292,2296,2300,2304,2308,2312,2316,2320,2324,2328,2332,2336,2340,2344,2348],{"title":2253,"path":2254,"stem":2255},"Концептуальне моделювання: Мистецтво розуміння предметної області","/java/pr2/conceptual-modeling","04.java/pr2/01.conceptual-modeling",{"title":2257,"path":2258,"stem":2259},"Логічне моделювання: Від бізнес-ідей до структур даних","/java/pr2/logical-modeling","04.java/pr2/02.logical-modeling",{"title":2261,"path":2262,"stem":2263},"Нормалізація: Гігієна даних та боротьба з аномаліями","/java/pr2/normalization","04.java/pr2/03.normalization",{"title":2265,"path":2266,"stem":2267},"Фізична схема: Від абстракції до DDL","/java/pr2/physical-schema","04.java/pr2/04.physical-schema",{"title":2269,"path":2270,"stem":2271},"Архітектурна класифікація таблиць","/java/pr2/table-classification","04.java/pr2/05.table-classification",{"title":2273,"path":2274,"stem":2275},"Database Migrations: Версіонування схеми з Flyway","/java/pr2/database-migrations","04.java/pr2/06.database-migrations",{"title":2277,"path":2278,"stem":2279},"А що, якби це була не реляційна БД?","/java/pr2/beyond-relational","04.java/pr2/07.beyond-relational",{"title":2281,"path":2282,"stem":2283},"Object-Relational Impedance Mismatch: Два світи, що не хочуть 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 запитів","/java/pr2/specification-pattern","04.java/pr2/20.specification-pattern",{"title":2333,"path":2334,"stem":2335},"Розширені можливості Specification Pattern: підзапити, агрегації та гібридний підхід","/java/pr2/20a.advanced-specifications","04.java/pr2/20a.advanced-specifications",{"title":2337,"path":2338,"stem":2339},"Асинхронність у JDBC: Від блокуючих викликів до CompletableFuture","/java/pr2/asynchronous-jdbc","04.java/pr2/21.asynchronous-jdbc",{"title":2341,"path":2342,"stem":2343},"Інтеграційне тестування JDBC-репозиторіїв: Embedded H2 та патерн AAA","/java/pr2/integration-testing-h2","04.java/pr2/22.integration-testing-h2",{"title":2345,"path":2346,"stem":2347},"Testcontainers: Тестування з реальною PostgreSQL у Docker-контейнерах","/java/pr2/integration-testing-testcontainers","04.java/pr2/23.integration-testing-testcontainers",{"title":2349,"path":2350,"stem":2351},"Модуль \"Проектування реляційних баз даних\" для 04.java/pr2","/java/pr2/implementation_plan","04.java/pr2/implementation_plan",{"title":2353,"icon":2354,"path":2355,"stem":2356,"children":2357,"page":59},"Бази даних","i-lucide-database","/databases","06.databases",[2358,2388,2411,2448,2477,2495,2529,2541,2550],{"title":2359,"icon":2360,"path":2361,"stem":2362,"children":2363,"page":59},"Intro","i-lucide-play","/databases/intro","06.databases/01.intro",[2364,2368,2372,2376,2380,2384],{"title":2365,"path":2366,"stem":2367},"Введення в теорію баз даних","/databases/intro/introduction-to-databases","06.databases/01.intro/01.introduction-to-databases",{"title":2369,"path":2370,"stem":2371},"Реляційна модель даних","/databases/intro/relational-model-theory","06.databases/01.intro/02.relational-model-theory",{"title":2373,"path":2374,"stem":2375},"ER-моделювання","/databases/intro/er-modeling","06.databases/01.intro/03.er-modeling",{"title":2377,"path":2378,"stem":2379},"Логічне проектування 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 Server","/databases/ms-sql-server-start/sql-indexes","06.databases/02.ms-sql-server-start/02.sql-indexes",[2402],{"title":2398,"path":2399,"stem":2400},{"title":2404,"path":2405,"stem":2406},"Системні бази даних MS SQL Server","/databases/ms-sql-server-start/system-databases","06.databases/02.ms-sql-server-start/03.system-databases",{"title":2408,"path":2409,"stem":2410},"Огляд мови SQL та запитів","/databases/ms-sql-server-start/sql-queries-overview","06.databases/02.ms-sql-server-start/04.sql-queries-overview",{"title":2412,"icon":2354,"path":2413,"stem":2414,"children":2415,"page":59},"SQL","/databases/sql","06.databases/03.sql",[2416,2420,2424,2428,2432,2436,2440,2444],{"title":2417,"path":2418,"stem":2419},"Налаштування демонстраційної бази даних","/databases/sql/sample-database-setup","06.databases/03.sql/00.sample-database-setup",{"title":2421,"path":2422,"stem":2423},"DDL - Створення таблиць (CREATE 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 розширення","/databases/triggers-stored-procedures/transact-sql-extensions","06.databases/07.triggers-stored-procedures/03.transact-sql-extensions",{"title":2514,"path":2515,"stem":2516},"Транзакції","/databases/triggers-stored-procedures/transactions","06.databases/07.triggers-stored-procedures/04.transactions",{"title":2518,"path":2519,"stem":2520},"Зберігаємі процедури","/databases/triggers-stored-procedures/stored-procedures","06.databases/07.triggers-stored-procedures/05.stored-procedures",{"title":2522,"path":2523,"stem":2524},"Користувацькі функції","/databases/triggers-stored-procedures/user-defined-functions","06.databases/07.triggers-stored-procedures/06.user-defined-functions",{"title":2526,"path":2527,"stem":2528},"Безпека баз даних","/databases/triggers-stored-procedures/security","06.databases/07.triggers-stored-procedures/08.security",{"title":2526,"icon":793,"path":2530,"stem":2531,"children":2532,"page":59},"/databases/security","06.databases/08.security",[2533,2537],{"title":2534,"path":2535,"stem":2536},"Вступ до безпеки баз даних","/databases/security/introduction","06.databases/08.security/01.introduction",{"title":2538,"path":2539,"stem":2540},"Системні представлення та метадані","/databases/security/system-views","06.databases/08.security/02.system-views",{"title":2542,"icon":2543,"path":2544,"stem":2545,"children":2546,"page":59},"Резервне копіювання та відновлення","i-lucide-database-backup","/databases/backup-recovery","06.databases/09.backup-recovery",[2547],{"title":2542,"path":2548,"stem":2549},"/databases/backup-recovery/backup-restore","06.databases/09.backup-recovery/01.backup-restore",{"title":2551,"icon":2552,"path":2553,"stem":2554,"children":2555,"page":59},"Повнотекстовий пошук","i-lucide-search","/databases/full-text-search","06.databases/10.full-text-search",[2556],{"title":2551,"path":2557,"stem":2558},"/databases/full-text-search/full-text-search","06.databases/10.full-text-search/01.full-text-search",{"title":2560,"icon":2561,"path":2562,"stem":2563,"children":2564,"page":59},"Tools","i-lucide-wrench","/tools","07.tools",[2565],{"title":2566,"icon":2567,"path":2568,"stem":2569,"children":2570},"Docker","i-simple-icons-docker","/tools/docker","07.tools/01.docker/index",[2571,2573,2577,2581,2585,2589,2593,2597,2601,2605,2609,2613,2617,2621,2625,2629,2633,2637],{"title":2572,"path":2568,"stem":2569},"Docker: від нуля до production",{"title":2574,"path":2575,"stem":2576},"Контейнеризація — від проблеми до рішення","/tools/docker/containerization-concept","07.tools/01.docker/01.containerization-concept",{"title":2578,"path":2579,"stem":2580},"Docker — що це і навіщо?","/tools/docker/docker-what-and-why","07.tools/01.docker/02.docker-what-and-why",{"title":2582,"path":2583,"stem":2584},"Архітектура Docker Engine","/tools/docker/docker-architecture","07.tools/01.docker/03.docker-architecture",{"title":2586,"path":2587,"stem":2588},"Встановлення Docker","/tools/docker/installation","07.tools/01.docker/04.installation",{"title":2590,"path":2591,"stem":2592},"Перший контейнер — docker run","/tools/docker/first-container","07.tools/01.docker/05.first-container",{"title":2594,"path":2595,"stem":2596},"Життєвий цикл контейнера","/tools/docker/container-lifecycle","07.tools/01.docker/06.container-lifecycle",{"title":2598,"path":2599,"stem":2600},"Docker Images — фундаментальні концепції","/tools/docker/docker-images-fundamentals","07.tools/01.docker/07.docker-images-fundamentals",{"title":2602,"path":2603,"stem":2604},"Dockerfile — основи","/tools/docker/dockerfile-basics","07.tools/01.docker/08.dockerfile-basics",{"title":2606,"path":2607,"stem":2608},"Dockerfile — просунуті техніки","/tools/docker/dockerfile-advanced","07.tools/01.docker/09.dockerfile-advanced",{"title":2610,"path":2611,"stem":2612},"Build Context та кешування шарів","/tools/docker/build-context-and-cache","07.tools/01.docker/10.build-context-and-cache",{"title":2614,"path":2615,"stem":2616},"Реєстри Docker-образів","/tools/docker/image-registries","07.tools/01.docker/11.image-registries",{"title":2618,"path":2619,"stem":2620},"Контейнеризація .NET додатків","/tools/docker/dotnet-containerization","07.tools/01.docker/12.dotnet-containerization",{"title":2622,"path":2623,"stem":2624},"Томи та збереження даних","/tools/docker/volumes-and-data","07.tools/01.docker/13.volumes-and-data",{"title":2626,"path":2627,"stem":2628},"Основи мережі в Docker","/tools/docker/networking-basics","07.tools/01.docker/14.networking-basics",{"title":2630,"path":2631,"stem":2632},"Змінні оточення та конфігурація","/tools/docker/environment-and-configuration","07.tools/01.docker/15.environment-and-configuration",{"title":2634,"path":2635,"stem":2636},"Docker Compose — оркестрація контейнерів","/tools/docker/docker-compose-basics","07.tools/01.docker/16.docker-compose-basics",{"title":2638,"path":2639,"stem":2640},"Docker Compose — Multi-Service застосунки","/tools/docker/compose-multi-service","07.tools/01.docker/17.compose-multi-service",{"title":2642,"icon":2643,"path":2644,"stem":2645,"children":2646,"page":59},"Software Engineering","i-lucide-code-2","/software-engineering","09.software-engineering",[2647,2651,2655,2659,2663,2667,2671,2675,2679,2683,2687],{"title":2648,"path":2649,"stem":2650},"1. Аналіз предметної області. Експертні знання та складність","/software-engineering/intro.subdomains","09.software-engineering/01.intro.subdomains",{"title":2652,"path":2653,"stem":2654},"2. Обмежені контексти. Інтеграція обмежених контекстів","/software-engineering/integrating-limited-contexts","09.software-engineering/02.integrating-limited-contexts",{"title":2656,"path":2657,"stem":2658},"3. Реалізація простої бізнес-логіки","/software-engineering/simple","09.software-engineering/03.simple",{"title":2660,"path":2661,"stem":2662},"4. Опрацювання складної бізнес-логіки","/software-engineering/complex-business-logic","09.software-engineering/04.complex-business-logic",{"title":2664,"path":2665,"stem":2666},"5. Моделювання фактора часу. Подієво-орієнтована архітектура.","/software-engineering/modelling-the-time-factor","09.software-engineering/05.modelling-the-time-factor",{"title":2668,"path":2669,"stem":2670},"6. Архітектурні патерни","/software-engineering/architectural-patterns","09.software-engineering/06.architectural-patterns",{"title":2672,"path":2673,"stem":2674},"Паттерни взаємодії","/software-engineering/patterns-of-interaction","09.software-engineering/07.patterns-of-interaction",{"title":2676,"path":2677,"stem":2678},"Евристика проєктування","/software-engineering/design-heuristics","09.software-engineering/08.design-heuristics",{"title":2680,"path":2681,"stem":2682},"Еволюція проєктних рішень","/software-engineering/evolution-of-design-solutions","09.software-engineering/09.evolution-of-design-solutions",{"title":2684,"path":2685,"stem":2686},"EventStorming","/software-engineering/eventstorming","09.software-engineering/10.eventstorming",{"title":2688,"path":2689,"stem":2690},"DDD на практиці","/software-engineering/ddd-in-practice","09.software-engineering/11.ddd-in-practice",{"title":2692,"icon":943,"path":2693,"stem":2694,"children":2695,"page":59},"DDD","/ddd","10.ddd",[2696,2700,2704,2708,2712,2716,2720,2724,2728,2732,2736,2740,2744],{"title":2697,"path":2698,"stem":2699},"Аналіз предметної області","/ddd/domain-analysis","10.ddd/01.domain-analysis",{"title":2701,"path":2702,"stem":2703},"Експертні знання про предметну область","/ddd/domain-expert-knowledge","10.ddd/02.domain-expert-knowledge",{"title":2705,"path":2706,"stem":2707},"Як осмислити складність предметної області","/ddd/managing-domain-complexity","10.ddd/03.managing-domain-complexity",{"title":2709,"path":2710,"stem":2711},"Інтеграція обмежених контекстів","/ddd/bounded-context-integration","10.ddd/04.bounded-context-integration",{"title":2713,"path":2714,"stem":2715},"Реалізація простої бізнес-логіки","/ddd/simple-business-logic","10.ddd/05.simple-business-logic",{"title":2717,"path":2718,"stem":2719},"Обробка складної бізнес-логіки","/ddd/complex-business-logic","10.ddd/06.complex-business-logic",{"title":2721,"path":2722,"stem":2723},"Моделювання фактора часу","/ddd/time-modeling","10.ddd/07.time-modeling",{"title":2725,"path":2726,"stem":2727},"Глава 8. Архітектурні Патерни","/ddd/architectural-patterns","10.ddd/08.architectural-patterns",{"title":2729,"path":2730,"stem":2731},"Глава 9. Патерни Взаємодії","/ddd/interaction-patterns","10.ddd/09.interaction-patterns",{"title":2733,"path":2734,"stem":2735},"Глава 10. Проектні Евристики","/ddd/design-heuristics","10.ddd/10.design-heuristics",{"title":2737,"path":2738,"stem":2739},"Глава 11. Еволюція Проектних Рішень","/ddd/evolution-of-design-decisions","10.ddd/11.evolution-of-design-decisions",{"title":2741,"path":2742,"stem":2743},"Глава 12. EventStorming","/ddd/event-storming","10.ddd/12.event-storming",{"title":2745,"path":2746,"stem":2747},"Глава 13. DDD на Практиці","/ddd/ddd-in-practice","10.ddd/13.ddd-in-practice",{"title":2749,"icon":2750,"path":2751,"stem":2752,"children":2753,"page":59},"Media Streaming","i-lucide-video","/media-streaming","11.media-streaming",[2754,2758,2762,2766,2770,2774,2778],{"title":2755,"path":2756,"stem":2757},"01. Магія Стрімінгу: Що відбувається, коли ви натискаєте \"Play\"","/media-streaming/introduction","11.media-streaming/01.introduction",{"title":2759,"path":2760,"stem":2761},"02. Анатомія Медіа: Кодеки, Контейнери та Стиснення","/media-streaming/audio-video-anatomy","11.media-streaming/02.audio-video-anatomy",{"title":2763,"path":2764,"stem":2765},"03. The Gym: FFmpeg Deep Dive","/media-streaming/ffmpeg-gym","11.media-streaming/03.ffmpeg-gym",{"title":2767,"path":2768,"stem":2769},"04. HLS Protocol: HTTP Live Streaming у Деталях","/media-streaming/hls-protocol","11.media-streaming/04.hls-protocol",{"title":2771,"path":2772,"stem":2773},"05. DASH Protocol: Відкритий Стандарт","/media-streaming/dash-protocol","11.media-streaming/05.dash-protocol",{"title":2775,"path":2776,"stem":2777},"06. Масштабування: CDN та Adaptive Bitrate","/media-streaming/cdn-and-adaptive-bitrate","11.media-streaming/06.cdn-and-adaptive-bitrate",{"title":2779,"path":2780,"stem":2781},"07. Війна із Затримкою (Latency)","/media-streaming/realtime-latency","11.media-streaming/07.realtime-latency",{"title":2783,"icon":2784,"path":2785,"stem":2786,"children":2787,"page":59},"HTML & CSS","i-devicon-html5","/html-css","12.html-css",[2788,2792,2796,2800,2804,2808,2812,2816,2820,2824,2828,2832,2836,2840,2844,2848,2852,2856,2860,2864,2868,2872,2876,2880,2884,2888,2892,2896,2900,2904],{"title":2789,"path":2790,"stem":2791},"Вступ до HTML. Структура документа","/html-css/intro-html-structure","12.html-css/01.intro-html-structure",{"title":2793,"path":2794,"stem":2795},"Форматування тексту в HTML","/html-css/html-text-formatting","12.html-css/02.html-text-formatting",{"title":2797,"path":2798,"stem":2799},"Посилання та зображення в HTML","/html-css/html-links-images","12.html-css/03.html-links-images",{"title":2801,"path":2802,"stem":2803},"Списки та таблиці в HTML","/html-css/html-lists-tables","12.html-css/04.html-lists-tables",{"title":2805,"path":2806,"stem":2807},"Форми в HTML","/html-css/html-forms","12.html-css/05.html-forms",{"title":2809,"path":2810,"stem":2811},"Семантичні елементи HTML5","/html-css/html-semantic-elements","12.html-css/06.html-semantic-elements",{"title":2813,"path":2814,"stem":2815},"Мультимедіа та розширені елементи HTML","/html-css/html-multimedia-advanced","12.html-css/07.html-multimedia-advanced",{"title":2817,"path":2818,"stem":2819},"Мікророзмітка та SEO в HTML","/html-css/html-microdata-seo","12.html-css/08.html-microdata-seo",{"title":2821,"path":2822,"stem":2823},"Вступ до CSS. Селектори та специфічність","/html-css/css-intro-selectors","12.html-css/09.css-intro-selectors",{"title":2825,"path":2826,"stem":2827},"Блокова модель CSS. Відступи. Box Sizing","/html-css/css-box-model","12.html-css/10.css-box-model",{"title":2829,"path":2830,"stem":2831},"Розміри у CSS: повний довідник одиниць і ключових слів","/html-css/10a.css-sizing","12.html-css/10a.css-sizing",{"title":2833,"path":2834,"stem":2835},"Типографіка в CSS. Шрифти та текст","/html-css/css-typography","12.html-css/11.css-typography",{"title":2837,"path":2838,"stem":2839},"Кольори та фони в CSS","/html-css/css-colors-backgrounds","12.html-css/12.css-colors-backgrounds",{"title":2841,"path":2842,"stem":2843},"Тіні та фільтри в CSS","/html-css/12b.css-shadows-filters","12.html-css/12b.css-shadows-filters",{"title":2845,"path":2846,"stem":2847},"CSS Flexbox: Фундамент гнучких макетів","/html-css/css-flexbox-fundamentals","12.html-css/13.css-flexbox-fundamentals",{"title":2849,"path":2850,"stem":2851},"CSS Flexbox: Вирівнювання та Позиціонування","/html-css/css-flexbox-alignment-sizing-and-patterns","12.html-css/14.css-flexbox-alignment-sizing-and-patterns",{"title":2853,"path":2854,"stem":2855},"CSS Grid. Двовимірний макет. Частина 1","/html-css/css-layout-grid","12.html-css/15.css-layout-grid",{"title":2857,"path":2858,"stem":2859},"CSS Grid. Двовимірний макет. 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":2265,"body":2951,"description":6180,"extension":6181,"links":6182,"meta":6183,"navigation":3291,"path":2266,"seo":6184,"stem":2267,"__hash__":6185},"docs/04.java/pr2/04.physical-schema.md",{"type":2952,"value":2953,"toc":6146},"minimark",[2954,2958,2963,2967,2987,2994,3000,3003,3007,3018,3021,3091,3096,3118,3125,3187,3190,3192,3196,3209,3213,3229,3254,3261,3311,3315,3332,3335,3448,3472,3476,3485,3511,3515,3521,3691,3716,3720,3741,3743,3747,3750,5172,5174,5178,5184,5193,5197,5200,5241,5245,5248,5359,5375,5377,5381,5400,5404,5410,5810,5812,5816,6080,6082,6086,6089,6135,6142],[2955,2956,2265],"h1",{"id":2957},"фізична-схема-від-абстракції-до-ddl",[2959,2960,2962],"h2",{"id":2961},"вступ-остання-миля-проектування","Вступ: Остання миля проектування",[2964,2965,2966],"p",{},"Ми пройшли довгий шлях. На концептуальному рівні ми виявили сутності, атрибути та зв'язки нашої аудіоплатформи. На логічному — трансформували їх у реляційні таблиці з ключами та обмеженнями цілісності. На нормалізаційному — перевірили схему на відсутність аномалій.",[2964,2968,2969,2970,2974,2975,2979,2980,2979,2983,2986],{},"Тепер настає ",[2971,2972,2973],"strong",{},"фізичний рівень"," (Physical Level) — фінальний крок, де абстрактна схема стає реальним SQL-кодом, виконуваним у конкретній СУБД. Саме тут з'являються типи даних (",[2976,2977,2978],"code",{},"UUID",", ",[2976,2981,2982],{},"VARCHAR(64)",[2976,2984,2985],{},"INTEGER","), синтаксис обмежень, індекси та команди наповнення бази даними.",[2964,2988,2989,2990,2993],{},"Фізичний рівень — найбільш СУБД-специфічний. Одна й та сама логічна схема матиме дещо відмінний синтаксис у PostgreSQL, H2, SQLite або Oracle. У цьому модулі ми використовуємо ",[2971,2991,2992],{},"H2"," як основний діалект (оскільки саме H2 є рушієм для Java-проєктів з Data Mapper, що розглядаються далі), але там, де синтаксис суттєво відрізняється від PostgreSQL — наводимо паралельний варіант.",[2995,2996,2997,2999],"note",{},[2971,2998,2992],{}," — це відкрита реляційна СУБД, написана на Java, яка підтримує роботу як у вбудованому режимі (embedded, без окремого сервера), так і в серверному. Вона надзвичайно зручна для розробки і тестування Java-додатків: запускається в пам'яті, не потребує інсталяції, підтримує JDBC та Flyway. Синтаксис H2 близький до стандарту SQL-2003 і значною мірою сумісний із PostgreSQL.",[3001,3002],"hr",{},[2959,3004,3006],{"id":3005},"sql-як-мова-визначення-даних-ddl","SQL як мова визначення даних (DDL)",[2964,3008,3009,3010,3013,3014,3017],{},"SQL (Structured Query Language) поділяється на кілька підмов. Нас зараз цікавить ",[2971,3011,3012],{},"DDL"," — Data Definition Language, мова визначення даних. DDL описує ",[2971,3015,3016],{},"структуру"," бази: таблиці, типи, обмеження, індекси.",[2964,3019,3020],{},"Основні DDL-команди:",[3022,3023,3024,3037],"table",{},[3025,3026,3027],"thead",{},[3028,3029,3030,3034],"tr",{},[3031,3032,3033],"th",{},"Команда",[3031,3035,3036],{},"Призначення",[3038,3039,3040,3051,3061,3071,3081],"tbody",{},[3028,3041,3042,3048],{},[3043,3044,3045],"td",{},[2976,3046,3047],{},"CREATE TABLE",[3043,3049,3050],{},"Створити нову таблицю",[3028,3052,3053,3058],{},[3043,3054,3055],{},[2976,3056,3057],{},"ALTER TABLE",[3043,3059,3060],{},"Змінити структуру існуючої таблиці",[3028,3062,3063,3068],{},[3043,3064,3065],{},[2976,3066,3067],{},"DROP TABLE",[3043,3069,3070],{},"Видалити таблицю (і всі її дані)",[3028,3072,3073,3078],{},[3043,3074,3075],{},[2976,3076,3077],{},"CREATE INDEX",[3043,3079,3080],{},"Створити індекс",[3028,3082,3083,3088],{},[3043,3084,3085],{},[2976,3086,3087],{},"CREATE TYPE",[3043,3089,3090],{},"Створити користувацький тип (ENUM тощо)",[3092,3093,3095],"h3",{"id":3094},"порядок-виконання-ddl-залежності-між-таблицями","Порядок виконання DDL: Залежності між таблицями",[2964,3097,3098,3099,3101,3102,3105,3106,3109,3110,3113,3114,3117],{},"Перш ніж писати ",[2976,3100,3047],{},", важливо усвідомити: таблиці не є незалежними. Зовнішній ключ ",[2976,3103,3104],{},"audiobooks.author_id → authors.id"," означає, що таблиця ",[2976,3107,3108],{},"authors"," ",[2971,3111,3112],{},"повинна існувати раніше",", ніж ",[2976,3115,3116],{},"audiobooks",". Якщо порядок порушений — СУБД поверне помилку при спробі створити FK на неіснуючу таблицю.",[2964,3119,3120,3121,3124],{},"Правило просте: ",[2971,3122,3123],{},"спочатку створювати батьківські таблиці, потім — дочірні",". Для нашої схеми порядок такий:",[3126,3127,3128,3132,3142,3146,3157,3161,3170,3174],"steps",{},[3092,3129,3131],{"id":3130},"крок-1-типи-даних-enum","Крок 1: Типи даних (ENUM)",[2964,3133,3134,3137,3138,3141],{},[2976,3135,3136],{},"file_format_enum"," — його потрібно оголосити до таблиці ",[2976,3139,3140],{},"audiobook_files",".",[3092,3143,3145],{"id":3144},"крок-2-незалежні-сутності-довідники","Крок 2: Незалежні сутності (довідники)",[2964,3147,3148,2979,3150,2979,3153,3156],{},[2976,3149,3108],{},[2976,3151,3152],{},"genres",[2976,3154,3155],{},"users"," — жодних FK між ними; їх можна створювати в довільному порядку відносно одне одного.",[3092,3158,3160],{"id":3159},"крок-3-залежні-сутності","Крок 3: Залежні сутності",[2964,3162,3163,3165,3166,3169],{},[2976,3164,3116],{}," (FK → authors, genres), ",[2976,3167,3168],{},"collections"," (FK → users).",[3092,3171,3173],{"id":3172},"крок-4-слабкі-сутності-та-junction-таблиці","Крок 4: Слабкі сутності та junction-таблиці",[2964,3175,3176,3178,3179,3182,3183,3186],{},[2976,3177,3140],{}," (FK → audiobooks), ",[2976,3180,3181],{},"audiobook_collection"," (FK → collections, audiobooks), ",[2976,3184,3185],{},"listening_progresses"," (FK → users, audiobooks).",[2964,3188,3189],{},"Цей порядок є не просто рекомендацією — він є вимогою сумлінно реалізованої посилальної цілісності. Порушення порядку або призведе до помилки, або — якщо FK-перевірку тимчасово вимкнено — до некоректного стану схеми.",[3001,3191],{},[2959,3193,3195],{"id":3194},"типи-даних-перша-лінія-оборони","Типи даних: Перша лінія оборони",[2964,3197,3198,3201,3202,3205,3206,3208],{},[2971,3199,3200],{},"Тип даних — це не лише технічна деталь."," Вибір типу є архітектурним рішенням, що впливає на коректність, продуктивність та читабельність схеми. Тип є першою лінією бізнес-валідації: якщо ",[2976,3203,3204],{},"duration"," оголошено як ",[2976,3207,2985],{}," — жодна рядкова помилка не потрапить у цей стовпець фізично.",[3092,3210,3212],{"id":3211},"uuid-ідентифікатори","UUID — Ідентифікатори",[2964,3214,3215,3216,3218,3219,3221,3222,3225,3226,3141],{},"Усі PK нашої схеми мають тип ",[2976,3217,2978],{},". У H2 тип ",[2976,3220,2978],{}," зберігається як 128-бітне значення і підтримується нативно. У PostgreSQL — аналогічно. У SQLite — як ",[2976,3223,3224],{},"TEXT"," або ",[2976,3227,3228],{},"BLOB",[3230,3231,3236],"pre",{"className":3232,"code":3233,"language":3234,"meta":3235,"style":3235},"language-sql shiki shiki-themes light-plus dark-plus dark-plus","-- H2 та PostgreSQL: UUID як нативний тип\nid UUID\n","sql","",[2976,3237,3238,3247],{"__ignoreMap":3235},[3239,3240,3243],"span",{"class":3241,"line":3242},"line",1,[3239,3244,3246],{"class":3245},"spJ8K","-- H2 та PostgreSQL: UUID як нативний тип\n",[3239,3248,3250],{"class":3241,"line":3249},2,[3239,3251,3253],{"class":3252},"sHH4Y","id UUID\n",[2964,3255,3256,3257,3260],{},"При вставці значення UUID можна генерувати на стороні Java (",[2976,3258,3259],{},"UUID.randomUUID()",") або просити СУБД через функцію:",[3230,3262,3264],{"className":3232,"code":3263,"language":3234,"meta":3235,"style":3235},"-- H2\nINSERT INTO authors (id, ...) VALUES (RANDOM_UUID(), ...);\n\n-- PostgreSQL (розширення uuid-ossp)\nINSERT INTO authors (id, ...) VALUES (gen_random_uuid(), ...);\n",[2976,3265,3266,3271,3286,3293,3299],{"__ignoreMap":3235},[3239,3267,3268],{"class":3241,"line":3242},[3239,3269,3270],{"class":3245},"-- H2\n",[3239,3272,3273,3277,3280,3283],{"class":3241,"line":3249},[3239,3274,3276],{"class":3275},"su1O8","INSERT INTO",[3239,3278,3279],{"class":3252}," authors (id, ...) ",[3239,3281,3282],{"class":3275},"VALUES",[3239,3284,3285],{"class":3252}," (RANDOM_UUID(), ...);\n",[3239,3287,3289],{"class":3241,"line":3288},3,[3239,3290,3292],{"emptyLinePlaceholder":3291},true,"\n",[3239,3294,3296],{"class":3241,"line":3295},4,[3239,3297,3298],{"class":3245},"-- PostgreSQL (розширення uuid-ossp)\n",[3239,3300,3302,3304,3306,3308],{"class":3241,"line":3301},5,[3239,3303,3276],{"class":3275},[3239,3305,3279],{"class":3252},[3239,3307,3282],{"class":3275},[3239,3309,3310],{"class":3252}," (gen_random_uuid(), ...);\n",[3092,3312,3314],{"id":3313},"varchar-та-text-рядкові-типи","VARCHAR та TEXT — Рядкові типи",[2964,3316,3317,3320,3321,3109,3324,3327,3328,3331],{},[2976,3318,3319],{},"VARCHAR(n)"," — рядок зі ",[2971,3322,3323],{},"максимальною довжиною",[2976,3325,3326],{},"n"," символів. Якщо значення коротше — зберігається як є (без доповнення пробілами, на відміну від ",[2976,3329,3330],{},"CHAR(n)",").",[2964,3333,3334],{},"Вибір максимальної довжини — не довільний. Розглянемо рішення для кожного рядкового поля аудіоплатформи:",[3022,3336,3337,3350],{},[3025,3338,3339],{},[3028,3340,3341,3344,3347],{},[3031,3342,3343],{},"Стовпець",[3031,3345,3346],{},"Тип",[3031,3348,3349],{},"Обґрунтування",[3038,3351,3352,3369,3383,3398,3413,3431],{},[3028,3353,3354,3362,3366],{},[3043,3355,3356,2979,3359],{},[2976,3357,3358],{},"first_name",[2976,3360,3361],{},"last_name",[3043,3363,3364],{},[2976,3365,2982],{},[3043,3367,3368],{},"Імена рідко перевищують 64 символи; стандарт для більшості систем",[3028,3370,3371,3376,3380],{},[3043,3372,3373],{},[2976,3374,3375],{},"username",[3043,3377,3378],{},[2976,3379,2982],{},[3043,3381,3382],{},"Логіни зазвичай лімітовані 32–64 символами",[3028,3384,3385,3390,3395],{},[3043,3386,3387],{},[2976,3388,3389],{},"email",[3043,3391,3392],{},[2976,3393,3394],{},"VARCHAR(376)",[3043,3396,3397],{},"Максимальна допустима довжина email за RFC 5321",[3028,3399,3400,3405,3410],{},[3043,3401,3402],{},[2976,3403,3404],{},"title",[3043,3406,3407],{},[2976,3408,3409],{},"VARCHAR(255)",[3043,3411,3412],{},"Назви книг рідко перевищують 255 символів",[3028,3414,3415,3423,3428],{},[3043,3416,3417,2979,3420],{},[2976,3418,3419],{},"file_path",[2976,3421,3422],{},"image_path",[3043,3424,3425],{},[2976,3426,3427],{},"VARCHAR(2048)",[3043,3429,3430],{},"Максимальна довжина URL у більшості браузерів",[3028,3432,3433,3441,3445],{},[3043,3434,3435,2979,3438],{},[2976,3436,3437],{},"bio",[2976,3439,3440],{},"description",[3043,3442,3443],{},[2976,3444,3224],{},[3043,3446,3447],{},"Необмежений текст; для довгих полів без верхньої межі",[2995,3449,3450,3459,3460,3462,3463,3465,3466,3468,3469,3471],{},[2971,3451,3452,3454,3455,3458],{},[2976,3453,3224],{}," vs ",[2976,3456,3457],{},"VARCHAR"," у H2/PostgreSQL."," В обох СУБД ",[2976,3461,3224],{}," і ",[2976,3464,3457],{}," без обмеження є фактично еквівалентними за продуктивністю. Різниця суто семантична: ",[2976,3467,3319],{}," сигналізує читачеві, що є бізнес-обмеження на довжину, а ",[2976,3470,3224],{}," — що поле необмежене за природою.",[3092,3473,3475],{"id":3474},"integer-числові-типи","INTEGER — Числові типи",[2964,3477,3478,3480,3481,3484],{},[2976,3479,2985],{}," (або ",[2976,3482,3483],{},"INT",") — 32-бітне ціле число (від -2,147,483,648 до 2,147,483,647). Для нашої схеми:",[3486,3487,3488,3495,3501],"ul",{},[3489,3490,3491,3494],"li",{},[2976,3492,3493],{},"duration INTEGER NOT NULL"," — тривалість у секундах. Максимальне значення — ~2.1 млрд секунд (~68 роки), що з величезним запасом.",[3489,3496,3497,3500],{},[2976,3498,3499],{},"release_year INTEGER NOT NULL"," — рік виходу. 4-значне число від 1900 до ~2100.",[3489,3502,3503,3506,3507,3510],{},[2976,3504,3505],{},"size INTEGER"," — розмір файлу у байтах. Якщо файли можуть перевищувати ~2 ГБ, слід розглянути ",[2976,3508,3509],{},"BIGINT"," (64-бітне, до ~9.2 × 10¹⁸).",[3092,3512,3514],{"id":3513},"enum-перерахування","ENUM — Перерахування",[2964,3516,3517,3520],{},[2976,3518,3519],{},"ENUM"," дозволяє обмежити значення стовпця фіксованим набором рядків. Це строго типізований варіант: СУБД відхилить будь-яке значення, що не входить до переліку.",[3522,3523,3524,3611],"tabs",{},[3525,3526,3528],"tabs-item",{"label":3527},"H2 — Синтаксис ENUM",[3230,3529,3531],{"className":3232,"code":3530,"language":3234,"meta":3235,"style":3235},"-- H2: ENUM оголошується inline або як тип\n-- Варіант 1: inline ENUM (H2 MODE=PostgreSQL або як окремий тип)\nCREATE TYPE file_format_enum AS ENUM ('mp3', 'ogg', 'wav', 'm4b', 'aac', 'flac');\n\n-- Потім використовується як тип стовпця:\nformat file_format_enum NOT NULL\n",[2976,3532,3533,3538,3543,3593,3597,3602],{"__ignoreMap":3235},[3239,3534,3535],{"class":3241,"line":3242},[3239,3536,3537],{"class":3245},"-- H2: ENUM оголошується inline або як тип\n",[3239,3539,3540],{"class":3241,"line":3249},[3239,3541,3542],{"class":3245},"-- Варіант 1: inline ENUM (H2 MODE=PostgreSQL або як окремий тип)\n",[3239,3544,3545,3548,3551,3555,3558,3561,3565,3567,3570,3572,3575,3577,3580,3582,3585,3587,3590],{"class":3241,"line":3288},[3239,3546,3547],{"class":3275},"CREATE",[3239,3549,3550],{"class":3275}," TYPE",[3239,3552,3554],{"class":3553},"s8Opu"," file_format_enum",[3239,3556,3557],{"class":3275}," AS",[3239,3559,3560],{"class":3252}," ENUM (",[3239,3562,3564],{"class":3563},"sbdoH","'mp3'",[3239,3566,2979],{"class":3252},[3239,3568,3569],{"class":3563},"'ogg'",[3239,3571,2979],{"class":3252},[3239,3573,3574],{"class":3563},"'wav'",[3239,3576,2979],{"class":3252},[3239,3578,3579],{"class":3563},"'m4b'",[3239,3581,2979],{"class":3252},[3239,3583,3584],{"class":3563},"'aac'",[3239,3586,2979],{"class":3252},[3239,3588,3589],{"class":3563},"'flac'",[3239,3591,3592],{"class":3252},");\n",[3239,3594,3595],{"class":3241,"line":3295},[3239,3596,3292],{"emptyLinePlaceholder":3291},[3239,3598,3599],{"class":3241,"line":3301},[3239,3600,3601],{"class":3245},"-- Потім використовується як тип стовпця:\n",[3239,3603,3605,3608],{"class":3241,"line":3604},6,[3239,3606,3607],{"class":3252},"format file_format_enum ",[3239,3609,3610],{"class":3275},"NOT NULL\n",[3525,3612,3614],{"label":3613},"PostgreSQL — Синтаксис ENUM",[3230,3615,3617],{"className":3232,"code":3616,"language":3234,"meta":3235,"style":3235},"-- PostgreSQL: ідентичний синтаксис\nCREATE TYPE file_format_enum AS ENUM ('mp3', 'ogg', 'wav', 'm4b', 'aac', 'flac');\n\n-- Додавання нового значення без перестворення типу:\nALTER TYPE file_format_enum ADD VALUE 'opus';\n",[2976,3618,3619,3624,3660,3664,3669],{"__ignoreMap":3235},[3239,3620,3621],{"class":3241,"line":3242},[3239,3622,3623],{"class":3245},"-- PostgreSQL: ідентичний синтаксис\n",[3239,3625,3626,3628,3630,3632,3634,3636,3638,3640,3642,3644,3646,3648,3650,3652,3654,3656,3658],{"class":3241,"line":3249},[3239,3627,3547],{"class":3275},[3239,3629,3550],{"class":3275},[3239,3631,3554],{"class":3553},[3239,3633,3557],{"class":3275},[3239,3635,3560],{"class":3252},[3239,3637,3564],{"class":3563},[3239,3639,2979],{"class":3252},[3239,3641,3569],{"class":3563},[3239,3643,2979],{"class":3252},[3239,3645,3574],{"class":3563},[3239,3647,2979],{"class":3252},[3239,3649,3579],{"class":3563},[3239,3651,2979],{"class":3252},[3239,3653,3584],{"class":3563},[3239,3655,2979],{"class":3252},[3239,3657,3589],{"class":3563},[3239,3659,3592],{"class":3252},[3239,3661,3662],{"class":3241,"line":3288},[3239,3663,3292],{"emptyLinePlaceholder":3291},[3239,3665,3666],{"class":3241,"line":3295},[3239,3667,3668],{"class":3245},"-- Додавання нового значення без перестворення типу:\n",[3239,3670,3671,3674,3676,3679,3682,3685,3688],{"class":3241,"line":3301},[3239,3672,3673],{"class":3275},"ALTER",[3239,3675,3550],{"class":3275},[3239,3677,3678],{"class":3252}," file_format_enum ",[3239,3680,3681],{"class":3275},"ADD",[3239,3683,3684],{"class":3275}," VALUE",[3239,3686,3687],{"class":3563}," 'opus'",[3239,3689,3690],{"class":3252},";\n",[3692,3693,3694,3697,3698,3700,3701,3704,3705,3708,3709,3711,3712,3715],"warning",{},[2971,3695,3696],{},"ENUM: Переваги та ризики."," ENUM захищає від некоректних значень на рівні БД і може бути дещо ефективнішим за ",[2976,3699,3457],{},". Але ",[2971,3702,3703],{},"зміна ENUM — болісна операція",": додавання нового значення у PostgreSQL вимагає ",[2976,3706,3707],{},"ALTER TYPE",", а у деяких СУБД — повного перестворення. Якщо перелік значень може часто змінюватися — розгляньте ",[2976,3710,3457],{}," із ",[2976,3713,3714],{},"CHECK","-обмеженням або окрему таблицю-довідник.",[3092,3717,3719],{"id":3718},"timestamp-дата-і-час","TIMESTAMP — Дата і час",[2964,3721,3722,3725,3726,2979,3729,3732,3733,3736,3737,3740],{},[2976,3723,3724],{},"TIMESTAMP"," зберігає дату і час без інформації про часовий пояс. Для полів ",[2976,3727,3728],{},"created_at",[2976,3730,3731],{},"last_listened"," це підходить, якщо вся система працює в одному часовому поясі. Для міжнародних систем краще ",[2976,3734,3735],{},"TIMESTAMP WITH TIME ZONE"," (",[2976,3738,3739],{},"TIMESTAMPTZ"," у PostgreSQL).",[3001,3742],{},[2959,3744,3746],{"id":3745},"обмеження-constraints-повний-ddl-аудіоплатформи","Обмеження (Constraints): Повний DDL аудіоплатформи",[2964,3748,3749],{},"Розглянемо повний DDL-скрипт схеми аудіоплатформи. Кожна таблиця прокоментована: пояснюємо призначення кожного обмеження та вибору типу.",[3751,3752,3753,3935,4239,4548,4791],"code-group",{},[3230,3754,3757],{"className":3232,"code":3755,"filename":3756,"language":3234,"meta":3235,"style":3235},"-- Крок 1: Оголошуємо ENUM-тип до будь-яких таблиць\nCREATE TYPE file_format_enum AS ENUM ('mp3', 'ogg', 'wav', 'm4b', 'aac', 'flac');\n\n-- authors: незалежна сутність, PK — UUID\n-- Відповідає 3НФ: всі атрибути залежать лише від id\nCREATE TABLE authors (\n    PRIMARY KEY (id),\n    id          UUID            NOT NULL,  -- сурогатний ключ\n    first_name  VARCHAR(64)     NOT NULL,  -- ім'я обов'язкове\n    last_name   VARCHAR(64)     NOT NULL,  -- прізвище обов'язкове\n    bio         TEXT,                      -- NULL: біографія необов'язкова\n    image_path  VARCHAR(2048)              -- NULL: фото необов'язкове\n);\n","ENUM + authors",[2976,3758,3759,3764,3800,3804,3809,3814,3827,3836,3851,3876,3897,3911,3930],{"__ignoreMap":3235},[3239,3760,3761],{"class":3241,"line":3242},[3239,3762,3763],{"class":3245},"-- Крок 1: Оголошуємо ENUM-тип до будь-яких таблиць\n",[3239,3765,3766,3768,3770,3772,3774,3776,3778,3780,3782,3784,3786,3788,3790,3792,3794,3796,3798],{"class":3241,"line":3249},[3239,3767,3547],{"class":3275},[3239,3769,3550],{"class":3275},[3239,3771,3554],{"class":3553},[3239,3773,3557],{"class":3275},[3239,3775,3560],{"class":3252},[3239,3777,3564],{"class":3563},[3239,3779,2979],{"class":3252},[3239,3781,3569],{"class":3563},[3239,3783,2979],{"class":3252},[3239,3785,3574],{"class":3563},[3239,3787,2979],{"class":3252},[3239,3789,3579],{"class":3563},[3239,3791,2979],{"class":3252},[3239,3793,3584],{"class":3563},[3239,3795,2979],{"class":3252},[3239,3797,3589],{"class":3563},[3239,3799,3592],{"class":3252},[3239,3801,3802],{"class":3241,"line":3288},[3239,3803,3292],{"emptyLinePlaceholder":3291},[3239,3805,3806],{"class":3241,"line":3295},[3239,3807,3808],{"class":3245},"-- authors: незалежна сутність, PK — UUID\n",[3239,3810,3811],{"class":3241,"line":3301},[3239,3812,3813],{"class":3245},"-- Відповідає 3НФ: всі атрибути залежать лише від id\n",[3239,3815,3816,3818,3821,3824],{"class":3241,"line":3604},[3239,3817,3547],{"class":3275},[3239,3819,3820],{"class":3275}," TABLE",[3239,3822,3823],{"class":3553}," authors",[3239,3825,3826],{"class":3252}," (\n",[3239,3828,3830,3833],{"class":3241,"line":3829},7,[3239,3831,3832],{"class":3275},"    PRIMARY KEY",[3239,3834,3835],{"class":3252}," (id),\n",[3239,3837,3839,3842,3845,3848],{"class":3241,"line":3838},8,[3239,3840,3841],{"class":3252},"    id          UUID            ",[3239,3843,3844],{"class":3275},"NOT NULL",[3239,3846,3847],{"class":3252},",  ",[3239,3849,3850],{"class":3245},"-- сурогатний ключ\n",[3239,3852,3854,3857,3859,3862,3866,3869,3871,3873],{"class":3241,"line":3853},9,[3239,3855,3856],{"class":3252},"    first_name  ",[3239,3858,3457],{"class":3275},[3239,3860,3861],{"class":3252},"(",[3239,3863,3865],{"class":3864},"sJj4R","64",[3239,3867,3868],{"class":3252},")     ",[3239,3870,3844],{"class":3275},[3239,3872,3847],{"class":3252},[3239,3874,3875],{"class":3245},"-- ім'я обов'язкове\n",[3239,3877,3879,3882,3884,3886,3888,3890,3892,3894],{"class":3241,"line":3878},10,[3239,3880,3881],{"class":3252},"    last_name   ",[3239,3883,3457],{"class":3275},[3239,3885,3861],{"class":3252},[3239,3887,3865],{"class":3864},[3239,3889,3868],{"class":3252},[3239,3891,3844],{"class":3275},[3239,3893,3847],{"class":3252},[3239,3895,3896],{"class":3245},"-- прізвище обов'язкове\n",[3239,3898,3900,3903,3905,3908],{"class":3241,"line":3899},11,[3239,3901,3902],{"class":3252},"    bio         ",[3239,3904,3224],{"class":3275},[3239,3906,3907],{"class":3252},",                      ",[3239,3909,3910],{"class":3245},"-- NULL: біографія необов'язкова\n",[3239,3912,3914,3917,3919,3921,3924,3927],{"class":3241,"line":3913},12,[3239,3915,3916],{"class":3252},"    image_path  ",[3239,3918,3457],{"class":3275},[3239,3920,3861],{"class":3252},[3239,3922,3923],{"class":3864},"2048",[3239,3925,3926],{"class":3252},")              ",[3239,3928,3929],{"class":3245},"-- NULL: фото необов'язкове\n",[3239,3931,3933],{"class":3241,"line":3932},13,[3239,3934,3592],{"class":3252},[3230,3936,3939],{"className":3232,"code":3937,"filename":3938,"language":3234,"meta":3235,"style":3235},"-- genres: статичний довідник жанрів\n-- UNIQUE (name): назва жанру унікальна в системі\nCREATE TABLE genres (\n    PRIMARY KEY (id),\n    id          UUID         NOT NULL,\n    name        VARCHAR(64)  NOT NULL,\n                CONSTRAINT genres_name_key\n                    UNIQUE (name),          -- унікальна назва\n    description TEXT                        -- NULL: опис необов'язковий\n);\n\n-- users: основна сутність; username унікальний та не порожній\nCREATE TABLE users (\n    PRIMARY KEY (id),\n    id            UUID          NOT NULL,\n    username      VARCHAR(64)   NOT NULL,\n                  CONSTRAINT users_username_key\n                      UNIQUE (username),    -- логін унікальний\n                  CONSTRAINT users_username_not_empty_check\n                       CHECK (length(trim(username)) > 0),  -- не порожній рядок\n    password_hash VARCHAR(128)  NOT NULL,   -- зберігаємо лише хеш, ніколи пароль\n    email         VARCHAR(376),             -- NULL: email необов'язковий\n    avatar_path   VARCHAR(2048)             -- NULL\n);\n\nCREATE INDEX users_email_idx ON users(email);  -- прискорення пошуку за email\n","genres + users",[2976,3940,3941,3946,3951,3962,3968,3978,3997,4005,4021,4032,4036,4040,4045,4056,4063,4073,4092,4101,4113,4121,4149,4172,4191,4209,4214,4219],{"__ignoreMap":3235},[3239,3942,3943],{"class":3241,"line":3242},[3239,3944,3945],{"class":3245},"-- genres: статичний довідник жанрів\n",[3239,3947,3948],{"class":3241,"line":3249},[3239,3949,3950],{"class":3245},"-- UNIQUE (name): назва жанру унікальна в системі\n",[3239,3952,3953,3955,3957,3960],{"class":3241,"line":3288},[3239,3954,3547],{"class":3275},[3239,3956,3820],{"class":3275},[3239,3958,3959],{"class":3553}," genres",[3239,3961,3826],{"class":3252},[3239,3963,3964,3966],{"class":3241,"line":3295},[3239,3965,3832],{"class":3275},[3239,3967,3835],{"class":3252},[3239,3969,3970,3973,3975],{"class":3241,"line":3301},[3239,3971,3972],{"class":3252},"    id          UUID         ",[3239,3974,3844],{"class":3275},[3239,3976,3977],{"class":3252},",\n",[3239,3979,3980,3983,3986,3988,3990,3993,3995],{"class":3241,"line":3604},[3239,3981,3982],{"class":3275},"    name",[3239,3984,3985],{"class":3275},"        VARCHAR",[3239,3987,3861],{"class":3252},[3239,3989,3865],{"class":3864},[3239,3991,3992],{"class":3252},")  ",[3239,3994,3844],{"class":3275},[3239,3996,3977],{"class":3252},[3239,3998,3999,4002],{"class":3241,"line":3829},[3239,4000,4001],{"class":3275},"                CONSTRAINT",[3239,4003,4004],{"class":3252}," genres_name_key\n",[3239,4006,4007,4010,4012,4015,4018],{"class":3241,"line":3838},[3239,4008,4009],{"class":3275},"                    UNIQUE",[3239,4011,3736],{"class":3252},[3239,4013,4014],{"class":3275},"name",[3239,4016,4017],{"class":3252},"),          ",[3239,4019,4020],{"class":3245},"-- унікальна назва\n",[3239,4022,4023,4026,4029],{"class":3241,"line":3853},[3239,4024,4025],{"class":3275},"    description",[3239,4027,4028],{"class":3275}," TEXT",[3239,4030,4031],{"class":3245},"                        -- NULL: опис необов'язковий\n",[3239,4033,4034],{"class":3241,"line":3878},[3239,4035,3592],{"class":3252},[3239,4037,4038],{"class":3241,"line":3899},[3239,4039,3292],{"emptyLinePlaceholder":3291},[3239,4041,4042],{"class":3241,"line":3913},[3239,4043,4044],{"class":3245},"-- users: основна сутність; username унікальний та не порожній\n",[3239,4046,4047,4049,4051,4054],{"class":3241,"line":3932},[3239,4048,3547],{"class":3275},[3239,4050,3820],{"class":3275},[3239,4052,4053],{"class":3553}," users",[3239,4055,3826],{"class":3252},[3239,4057,4059,4061],{"class":3241,"line":4058},14,[3239,4060,3832],{"class":3275},[3239,4062,3835],{"class":3252},[3239,4064,4066,4069,4071],{"class":3241,"line":4065},15,[3239,4067,4068],{"class":3252},"    id            UUID          ",[3239,4070,3844],{"class":3275},[3239,4072,3977],{"class":3252},[3239,4074,4076,4079,4081,4083,4085,4088,4090],{"class":3241,"line":4075},16,[3239,4077,4078],{"class":3252},"    username      ",[3239,4080,3457],{"class":3275},[3239,4082,3861],{"class":3252},[3239,4084,3865],{"class":3864},[3239,4086,4087],{"class":3252},")   ",[3239,4089,3844],{"class":3275},[3239,4091,3977],{"class":3252},[3239,4093,4095,4098],{"class":3241,"line":4094},17,[3239,4096,4097],{"class":3275},"                  CONSTRAINT",[3239,4099,4100],{"class":3252}," users_username_key\n",[3239,4102,4104,4107,4110],{"class":3241,"line":4103},18,[3239,4105,4106],{"class":3275},"                      UNIQUE",[3239,4108,4109],{"class":3252}," (username),    ",[3239,4111,4112],{"class":3245},"-- логін унікальний\n",[3239,4114,4116,4118],{"class":3241,"line":4115},19,[3239,4117,4097],{"class":3275},[3239,4119,4120],{"class":3252}," users_username_not_empty_check\n",[3239,4122,4124,4127,4129,4132,4134,4137,4140,4143,4146],{"class":3241,"line":4123},20,[3239,4125,4126],{"class":3275},"                       CHECK",[3239,4128,3736],{"class":3252},[3239,4130,4131],{"class":3275},"length",[3239,4133,3861],{"class":3252},[3239,4135,4136],{"class":3553},"trim",[3239,4138,4139],{"class":3252},"(username)) > ",[3239,4141,4142],{"class":3864},"0",[3239,4144,4145],{"class":3252},"),  ",[3239,4147,4148],{"class":3245},"-- не порожній рядок\n",[3239,4150,4152,4155,4157,4159,4162,4164,4166,4169],{"class":3241,"line":4151},21,[3239,4153,4154],{"class":3252},"    password_hash ",[3239,4156,3457],{"class":3275},[3239,4158,3861],{"class":3252},[3239,4160,4161],{"class":3864},"128",[3239,4163,3992],{"class":3252},[3239,4165,3844],{"class":3275},[3239,4167,4168],{"class":3252},",   ",[3239,4170,4171],{"class":3245},"-- зберігаємо лише хеш, ніколи пароль\n",[3239,4173,4175,4178,4180,4182,4185,4188],{"class":3241,"line":4174},22,[3239,4176,4177],{"class":3252},"    email         ",[3239,4179,3457],{"class":3275},[3239,4181,3861],{"class":3252},[3239,4183,4184],{"class":3864},"376",[3239,4186,4187],{"class":3252},"),             ",[3239,4189,4190],{"class":3245},"-- NULL: email необов'язковий\n",[3239,4192,4194,4197,4199,4201,4203,4206],{"class":3241,"line":4193},23,[3239,4195,4196],{"class":3252},"    avatar_path   ",[3239,4198,3457],{"class":3275},[3239,4200,3861],{"class":3252},[3239,4202,3923],{"class":3864},[3239,4204,4205],{"class":3252},")             ",[3239,4207,4208],{"class":3245},"-- NULL\n",[3239,4210,4212],{"class":3241,"line":4211},24,[3239,4213,3592],{"class":3252},[3239,4215,4217],{"class":3241,"line":4216},25,[3239,4218,3292],{"emptyLinePlaceholder":3291},[3239,4220,4222,4224,4227,4230,4233,4236],{"class":3241,"line":4221},26,[3239,4223,3547],{"class":3275},[3239,4225,4226],{"class":3275}," INDEX",[3239,4228,4229],{"class":3553}," users_email_idx",[3239,4231,4232],{"class":3275}," ON",[3239,4234,4235],{"class":3252}," users(email);  ",[3239,4237,4238],{"class":3245},"-- прискорення пошуку за email\n",[3230,4240,4242],{"className":3232,"code":4241,"filename":3116,"language":3234,"meta":3235,"style":3235},"-- audiobooks: залежить від authors та genres (FK)\n-- CHECK: duration > 0 і release_year у допустимому діапазоні\nCREATE TABLE audiobooks (\n    PRIMARY KEY (id),\n    id               UUID         NOT NULL,\n\n    author_id        UUID         NOT NULL,\n                      CONSTRAINT audiobooks_author_id_authors_id_fkey\n                     FOREIGN KEY (author_id)\n                      REFERENCES authors(id)\n                       ON DELETE CASCADE,   -- видалення автора → видалення книг\n\n    genre_id         UUID         NOT NULL,\n                      CONSTRAINT audiobooks_genre_id_genres_id_fkey\n                     FOREIGN KEY (genre_id)\n                      REFERENCES genres(id)\n                       ON DELETE CASCADE,\n\n    title            VARCHAR(255) NOT NULL,\n    duration         INTEGER      NOT NULL,\n                     CONSTRAINT audiobooks_duration_positive_check\n                          CHECK (duration > 0),  -- тривалість > 0 секунд\n    release_year     INTEGER      NOT NULL,\n                     CONSTRAINT audiobooks_release_year_check\n                          CHECK (release_year >= 1900\n                             AND release_year \u003C= EXTRACT(YEAR FROM CURRENT_DATE) + 1),\n    description      TEXT,\n    cover_image_path VARCHAR(2048)\n);\n\n-- Індекси за FK-полями: прискорюють JOIN та WHERE\nCREATE INDEX audiobooks_author_id_idx ON audiobooks(author_id);\nCREATE INDEX audiobooks_genre_id_idx  ON audiobooks(genre_id);\n",[2976,4243,4244,4249,4254,4265,4271,4280,4284,4293,4301,4309,4317,4327,4331,4340,4347,4354,4361,4367,4371,4390,4402,4410,4425,4436,4443,4453,4476,4486,4501,4506,4511,4517,4532],{"__ignoreMap":3235},[3239,4245,4246],{"class":3241,"line":3242},[3239,4247,4248],{"class":3245},"-- audiobooks: залежить від authors та genres (FK)\n",[3239,4250,4251],{"class":3241,"line":3249},[3239,4252,4253],{"class":3245},"-- CHECK: duration > 0 і release_year у допустимому діапазоні\n",[3239,4255,4256,4258,4260,4263],{"class":3241,"line":3288},[3239,4257,3547],{"class":3275},[3239,4259,3820],{"class":3275},[3239,4261,4262],{"class":3553}," audiobooks",[3239,4264,3826],{"class":3252},[3239,4266,4267,4269],{"class":3241,"line":3295},[3239,4268,3832],{"class":3275},[3239,4270,3835],{"class":3252},[3239,4272,4273,4276,4278],{"class":3241,"line":3301},[3239,4274,4275],{"class":3252},"    id               UUID         ",[3239,4277,3844],{"class":3275},[3239,4279,3977],{"class":3252},[3239,4281,4282],{"class":3241,"line":3604},[3239,4283,3292],{"emptyLinePlaceholder":3291},[3239,4285,4286,4289,4291],{"class":3241,"line":3829},[3239,4287,4288],{"class":3252},"    author_id        UUID         ",[3239,4290,3844],{"class":3275},[3239,4292,3977],{"class":3252},[3239,4294,4295,4298],{"class":3241,"line":3838},[3239,4296,4297],{"class":3275},"                      CONSTRAINT",[3239,4299,4300],{"class":3252}," audiobooks_author_id_authors_id_fkey\n",[3239,4302,4303,4306],{"class":3241,"line":3853},[3239,4304,4305],{"class":3275},"                     FOREIGN KEY",[3239,4307,4308],{"class":3252}," (author_id)\n",[3239,4310,4311,4314],{"class":3241,"line":3878},[3239,4312,4313],{"class":3275},"                      REFERENCES",[3239,4315,4316],{"class":3252}," authors(id)\n",[3239,4318,4319,4322,4324],{"class":3241,"line":3899},[3239,4320,4321],{"class":3275},"                       ON DELETE CASCADE",[3239,4323,4168],{"class":3252},[3239,4325,4326],{"class":3245},"-- видалення автора → видалення книг\n",[3239,4328,4329],{"class":3241,"line":3913},[3239,4330,3292],{"emptyLinePlaceholder":3291},[3239,4332,4333,4336,4338],{"class":3241,"line":3932},[3239,4334,4335],{"class":3252},"    genre_id         UUID         ",[3239,4337,3844],{"class":3275},[3239,4339,3977],{"class":3252},[3239,4341,4342,4344],{"class":3241,"line":4058},[3239,4343,4297],{"class":3275},[3239,4345,4346],{"class":3252}," audiobooks_genre_id_genres_id_fkey\n",[3239,4348,4349,4351],{"class":3241,"line":4065},[3239,4350,4305],{"class":3275},[3239,4352,4353],{"class":3252}," (genre_id)\n",[3239,4355,4356,4358],{"class":3241,"line":4075},[3239,4357,4313],{"class":3275},[3239,4359,4360],{"class":3252}," genres(id)\n",[3239,4362,4363,4365],{"class":3241,"line":4094},[3239,4364,4321],{"class":3275},[3239,4366,3977],{"class":3252},[3239,4368,4369],{"class":3241,"line":4103},[3239,4370,3292],{"emptyLinePlaceholder":3291},[3239,4372,4373,4376,4378,4380,4383,4386,4388],{"class":3241,"line":4115},[3239,4374,4375],{"class":3252},"    title            ",[3239,4377,3457],{"class":3275},[3239,4379,3861],{"class":3252},[3239,4381,4382],{"class":3864},"255",[3239,4384,4385],{"class":3252},") ",[3239,4387,3844],{"class":3275},[3239,4389,3977],{"class":3252},[3239,4391,4392,4395,4397,4400],{"class":3241,"line":4123},[3239,4393,4394],{"class":3252},"    duration         ",[3239,4396,2985],{"class":3275},[3239,4398,4399],{"class":3275},"      NOT NULL",[3239,4401,3977],{"class":3252},[3239,4403,4404,4407],{"class":3241,"line":4151},[3239,4405,4406],{"class":3275},"                     CONSTRAINT",[3239,4408,4409],{"class":3252}," audiobooks_duration_positive_check\n",[3239,4411,4412,4415,4418,4420,4422],{"class":3241,"line":4174},[3239,4413,4414],{"class":3275},"                          CHECK",[3239,4416,4417],{"class":3252}," (duration > ",[3239,4419,4142],{"class":3864},[3239,4421,4145],{"class":3252},[3239,4423,4424],{"class":3245},"-- тривалість > 0 секунд\n",[3239,4426,4427,4430,4432,4434],{"class":3241,"line":4193},[3239,4428,4429],{"class":3252},"    release_year     ",[3239,4431,2985],{"class":3275},[3239,4433,4399],{"class":3275},[3239,4435,3977],{"class":3252},[3239,4437,4438,4440],{"class":3241,"line":4211},[3239,4439,4406],{"class":3275},[3239,4441,4442],{"class":3252}," audiobooks_release_year_check\n",[3239,4444,4445,4447,4450],{"class":3241,"line":4216},[3239,4446,4414],{"class":3275},[3239,4448,4449],{"class":3252}," (release_year >= ",[3239,4451,4452],{"class":3864},"1900\n",[3239,4454,4455,4458,4461,4464,4467,4470,4473],{"class":3241,"line":4221},[3239,4456,4457],{"class":3275},"                             AND",[3239,4459,4460],{"class":3252}," release_year \u003C= EXTRACT(",[3239,4462,4463],{"class":3275},"YEAR",[3239,4465,4466],{"class":3275}," FROM",[3239,4468,4469],{"class":3252}," CURRENT_DATE) + ",[3239,4471,4472],{"class":3864},"1",[3239,4474,4475],{"class":3252},"),\n",[3239,4477,4479,4481,4484],{"class":3241,"line":4478},27,[3239,4480,4025],{"class":3275},[3239,4482,4483],{"class":3275},"      TEXT",[3239,4485,3977],{"class":3252},[3239,4487,4489,4492,4494,4496,4498],{"class":3241,"line":4488},28,[3239,4490,4491],{"class":3252},"    cover_image_path ",[3239,4493,3457],{"class":3275},[3239,4495,3861],{"class":3252},[3239,4497,3923],{"class":3864},[3239,4499,4500],{"class":3252},")\n",[3239,4502,4504],{"class":3241,"line":4503},29,[3239,4505,3592],{"class":3252},[3239,4507,4509],{"class":3241,"line":4508},30,[3239,4510,3292],{"emptyLinePlaceholder":3291},[3239,4512,4514],{"class":3241,"line":4513},31,[3239,4515,4516],{"class":3245},"-- Індекси за FK-полями: прискорюють JOIN та WHERE\n",[3239,4518,4520,4522,4524,4527,4529],{"class":3241,"line":4519},32,[3239,4521,3547],{"class":3275},[3239,4523,4226],{"class":3275},[3239,4525,4526],{"class":3553}," audiobooks_author_id_idx",[3239,4528,4232],{"class":3275},[3239,4530,4531],{"class":3252}," audiobooks(author_id);\n",[3239,4533,4535,4537,4539,4542,4545],{"class":3241,"line":4534},33,[3239,4536,3547],{"class":3275},[3239,4538,4226],{"class":3275},[3239,4540,4541],{"class":3553}," audiobooks_genre_id_idx",[3239,4543,4544],{"class":3275},"  ON",[3239,4546,4547],{"class":3252}," audiobooks(genre_id);\n",[3230,4549,4552],{"className":3232,"code":4550,"filename":4551,"language":3234,"meta":3235,"style":3235},"-- collections: слабка сутність, залежить від users\nCREATE TABLE collections (\n    PRIMARY KEY (id),\n    id         UUID         NOT NULL,\n    user_id    UUID,                        -- NULL допускається (проєктне рішення)\n                CONSTRAINT collections_user_id_users_id_fkey\n               FOREIGN KEY (user_id)\n                REFERENCES users(id)\n                 ON DELETE CASCADE,\n    name       VARCHAR(128) NOT NULL,\n               CONSTRAINT collections_name_not_empty_check\n                    CHECK (length(trim(name)) > 0),\n    created_at TIMESTAMP\n);\n\n-- audiobook_collection: junction-таблиця M:N\n-- Складений PK гарантує: книга не може бути в колекції двічі\nCREATE TABLE audiobook_collection (\n    PRIMARY KEY (collection_id, audiobook_id),\n    collection_id UUID NOT NULL,\n                   CONSTRAINT audiobook_collection_collection_id_fkey\n                  FOREIGN KEY (collection_id)\n                   REFERENCES collections(id) ON DELETE CASCADE,\n    audiobook_id  UUID NOT NULL,\n                   CONSTRAINT audiobook_collection_audiobook_id_fkey\n                  FOREIGN KEY (audiobook_id)\n                   REFERENCES audiobooks(id) ON DELETE CASCADE\n);\n","collections + junction",[2976,4553,4554,4559,4570,4576,4585,4593,4600,4608,4616,4623,4640,4648,4672,4680,4684,4688,4693,4698,4709,4716,4725,4733,4741,4754,4763,4770,4777,4787],{"__ignoreMap":3235},[3239,4555,4556],{"class":3241,"line":3242},[3239,4557,4558],{"class":3245},"-- collections: слабка сутність, залежить від users\n",[3239,4560,4561,4563,4565,4568],{"class":3241,"line":3249},[3239,4562,3547],{"class":3275},[3239,4564,3820],{"class":3275},[3239,4566,4567],{"class":3553}," collections",[3239,4569,3826],{"class":3252},[3239,4571,4572,4574],{"class":3241,"line":3288},[3239,4573,3832],{"class":3275},[3239,4575,3835],{"class":3252},[3239,4577,4578,4581,4583],{"class":3241,"line":3295},[3239,4579,4580],{"class":3252},"    id         UUID         ",[3239,4582,3844],{"class":3275},[3239,4584,3977],{"class":3252},[3239,4586,4587,4590],{"class":3241,"line":3301},[3239,4588,4589],{"class":3252},"    user_id    UUID,                        ",[3239,4591,4592],{"class":3245},"-- NULL допускається (проєктне рішення)\n",[3239,4594,4595,4597],{"class":3241,"line":3604},[3239,4596,4001],{"class":3275},[3239,4598,4599],{"class":3252}," collections_user_id_users_id_fkey\n",[3239,4601,4602,4605],{"class":3241,"line":3829},[3239,4603,4604],{"class":3275},"               FOREIGN KEY",[3239,4606,4607],{"class":3252}," (user_id)\n",[3239,4609,4610,4613],{"class":3241,"line":3838},[3239,4611,4612],{"class":3275},"                REFERENCES",[3239,4614,4615],{"class":3252}," users(id)\n",[3239,4617,4618,4621],{"class":3241,"line":3853},[3239,4619,4620],{"class":3275},"                 ON DELETE CASCADE",[3239,4622,3977],{"class":3252},[3239,4624,4625,4627,4630,4632,4634,4636,4638],{"class":3241,"line":3878},[3239,4626,3982],{"class":3275},[3239,4628,4629],{"class":3275},"       VARCHAR",[3239,4631,3861],{"class":3252},[3239,4633,4161],{"class":3864},[3239,4635,4385],{"class":3252},[3239,4637,3844],{"class":3275},[3239,4639,3977],{"class":3252},[3239,4641,4642,4645],{"class":3241,"line":3899},[3239,4643,4644],{"class":3275},"               CONSTRAINT",[3239,4646,4647],{"class":3252}," collections_name_not_empty_check\n",[3239,4649,4650,4653,4655,4657,4659,4661,4663,4665,4668,4670],{"class":3241,"line":3913},[3239,4651,4652],{"class":3275},"                    CHECK",[3239,4654,3736],{"class":3252},[3239,4656,4131],{"class":3275},[3239,4658,3861],{"class":3252},[3239,4660,4136],{"class":3553},[3239,4662,3861],{"class":3252},[3239,4664,4014],{"class":3275},[3239,4666,4667],{"class":3252},")) > ",[3239,4669,4142],{"class":3864},[3239,4671,4475],{"class":3252},[3239,4673,4674,4677],{"class":3241,"line":3932},[3239,4675,4676],{"class":3252},"    created_at ",[3239,4678,4679],{"class":3275},"TIMESTAMP\n",[3239,4681,4682],{"class":3241,"line":4058},[3239,4683,3592],{"class":3252},[3239,4685,4686],{"class":3241,"line":4065},[3239,4687,3292],{"emptyLinePlaceholder":3291},[3239,4689,4690],{"class":3241,"line":4075},[3239,4691,4692],{"class":3245},"-- audiobook_collection: junction-таблиця M:N\n",[3239,4694,4695],{"class":3241,"line":4094},[3239,4696,4697],{"class":3245},"-- Складений PK гарантує: книга не може бути в колекції двічі\n",[3239,4699,4700,4702,4704,4707],{"class":3241,"line":4103},[3239,4701,3547],{"class":3275},[3239,4703,3820],{"class":3275},[3239,4705,4706],{"class":3553}," audiobook_collection",[3239,4708,3826],{"class":3252},[3239,4710,4711,4713],{"class":3241,"line":4115},[3239,4712,3832],{"class":3275},[3239,4714,4715],{"class":3252}," (collection_id, audiobook_id),\n",[3239,4717,4718,4721,4723],{"class":3241,"line":4123},[3239,4719,4720],{"class":3252},"    collection_id UUID ",[3239,4722,3844],{"class":3275},[3239,4724,3977],{"class":3252},[3239,4726,4727,4730],{"class":3241,"line":4151},[3239,4728,4729],{"class":3275},"                   CONSTRAINT",[3239,4731,4732],{"class":3252}," audiobook_collection_collection_id_fkey\n",[3239,4734,4735,4738],{"class":3241,"line":4174},[3239,4736,4737],{"class":3275},"                  FOREIGN KEY",[3239,4739,4740],{"class":3252}," (collection_id)\n",[3239,4742,4743,4746,4749,4752],{"class":3241,"line":4193},[3239,4744,4745],{"class":3275},"                   REFERENCES",[3239,4747,4748],{"class":3252}," collections(id) ",[3239,4750,4751],{"class":3275},"ON DELETE CASCADE",[3239,4753,3977],{"class":3252},[3239,4755,4756,4759,4761],{"class":3241,"line":4211},[3239,4757,4758],{"class":3252},"    audiobook_id  UUID ",[3239,4760,3844],{"class":3275},[3239,4762,3977],{"class":3252},[3239,4764,4765,4767],{"class":3241,"line":4216},[3239,4766,4729],{"class":3275},[3239,4768,4769],{"class":3252}," audiobook_collection_audiobook_id_fkey\n",[3239,4771,4772,4774],{"class":3241,"line":4221},[3239,4773,4737],{"class":3275},[3239,4775,4776],{"class":3252}," (audiobook_id)\n",[3239,4778,4779,4781,4784],{"class":3241,"line":4478},[3239,4780,4745],{"class":3275},[3239,4782,4783],{"class":3252}," audiobooks(id) ",[3239,4785,4786],{"class":3275},"ON DELETE CASCADE\n",[3239,4788,4789],{"class":3241,"line":4488},[3239,4790,3592],{"class":3252},[3230,4792,4795],{"className":3232,"code":4793,"filename":4794,"language":3234,"meta":3235,"style":3235},"-- audiobook_files: слабка сутність, залежить від audiobooks\nCREATE TABLE audiobook_files (\n    PRIMARY KEY (id),\n    id           UUID             NOT NULL,\n    audiobook_id UUID             NOT NULL,\n                  CONSTRAINT audiobook_files_audiobook_id_fkey\n                 FOREIGN KEY (audiobook_id)\n                  REFERENCES audiobooks(id) ON DELETE CASCADE,\n    file_path    VARCHAR(2048)    NOT NULL,\n                 CONSTRAINT audiobook_files_file_path_not_empty_check\n                      CHECK (length(trim(file_path)) > 0),\n    format       file_format_enum NOT NULL,  -- тільки значення з ENUM\n    size         INTEGER,\n                 CONSTRAINT audiobook_files_size_positive_check\n                      CHECK (size IS NULL OR size > 0)   -- NULL або > 0\n);\n\nCREATE INDEX audiobook_files_audiobook_id_idx ON audiobook_files(audiobook_id);\n\n-- listening_progresses: зв'язок з атрибутами (User ↔ Audiobook)\nCREATE TABLE listening_progresses (\n    PRIMARY KEY (id),\n    id           UUID      NOT NULL,\n    user_id      UUID,\n                  CONSTRAINT listening_progresses_user_id_fkey\n                 FOREIGN KEY (user_id)\n                  REFERENCES users(id) ON DELETE CASCADE,\n    audiobook_id UUID      NOT NULL,\n                  CONSTRAINT listening_progresses_audiobook_id_fkey\n                 FOREIGN KEY (audiobook_id)\n                  REFERENCES audiobooks(id) ON DELETE CASCADE,\n    position     INTEGER   NOT NULL,\n                 CONSTRAINT listening_progresses_position_positive_check\n                      CHECK (position > 0),          -- позиція у секундах > 0\n    last_listened TIMESTAMP                          -- NULL: ще не слухали\n);\n\nCREATE INDEX listening_progresses_user_id_idx      ON listening_progresses(user_id);\nCREATE INDEX listening_progresses_audiobook_id_idx ON listening_progresses(audiobook_id);\n","audiobook_files + listening_progresses",[2976,4796,4797,4802,4813,4819,4828,4837,4844,4851,4862,4880,4888,4908,4920,4930,4937,4968,4972,4976,4990,4994,4999,5010,5016,5025,5030,5037,5043,5054,5063,5070,5076,5086,5098,5105,5120,5131,5136,5141,5157],{"__ignoreMap":3235},[3239,4798,4799],{"class":3241,"line":3242},[3239,4800,4801],{"class":3245},"-- audiobook_files: слабка сутність, залежить від audiobooks\n",[3239,4803,4804,4806,4808,4811],{"class":3241,"line":3249},[3239,4805,3547],{"class":3275},[3239,4807,3820],{"class":3275},[3239,4809,4810],{"class":3553}," audiobook_files",[3239,4812,3826],{"class":3252},[3239,4814,4815,4817],{"class":3241,"line":3288},[3239,4816,3832],{"class":3275},[3239,4818,3835],{"class":3252},[3239,4820,4821,4824,4826],{"class":3241,"line":3295},[3239,4822,4823],{"class":3252},"    id           UUID             ",[3239,4825,3844],{"class":3275},[3239,4827,3977],{"class":3252},[3239,4829,4830,4833,4835],{"class":3241,"line":3301},[3239,4831,4832],{"class":3252},"    audiobook_id UUID             ",[3239,4834,3844],{"class":3275},[3239,4836,3977],{"class":3252},[3239,4838,4839,4841],{"class":3241,"line":3604},[3239,4840,4097],{"class":3275},[3239,4842,4843],{"class":3252}," audiobook_files_audiobook_id_fkey\n",[3239,4845,4846,4849],{"class":3241,"line":3829},[3239,4847,4848],{"class":3275},"                 FOREIGN KEY",[3239,4850,4776],{"class":3252},[3239,4852,4853,4856,4858,4860],{"class":3241,"line":3838},[3239,4854,4855],{"class":3275},"                  REFERENCES",[3239,4857,4783],{"class":3252},[3239,4859,4751],{"class":3275},[3239,4861,3977],{"class":3252},[3239,4863,4864,4867,4869,4871,4873,4876,4878],{"class":3241,"line":3853},[3239,4865,4866],{"class":3252},"    file_path    ",[3239,4868,3457],{"class":3275},[3239,4870,3861],{"class":3252},[3239,4872,3923],{"class":3864},[3239,4874,4875],{"class":3252},")    ",[3239,4877,3844],{"class":3275},[3239,4879,3977],{"class":3252},[3239,4881,4882,4885],{"class":3241,"line":3878},[3239,4883,4884],{"class":3275},"                 CONSTRAINT",[3239,4886,4887],{"class":3252}," audiobook_files_file_path_not_empty_check\n",[3239,4889,4890,4893,4895,4897,4899,4901,4904,4906],{"class":3241,"line":3899},[3239,4891,4892],{"class":3275},"                      CHECK",[3239,4894,3736],{"class":3252},[3239,4896,4131],{"class":3275},[3239,4898,3861],{"class":3252},[3239,4900,4136],{"class":3553},[3239,4902,4903],{"class":3252},"(file_path)) > ",[3239,4905,4142],{"class":3864},[3239,4907,4475],{"class":3252},[3239,4909,4910,4913,4915,4917],{"class":3241,"line":3913},[3239,4911,4912],{"class":3252},"    format       file_format_enum ",[3239,4914,3844],{"class":3275},[3239,4916,3847],{"class":3252},[3239,4918,4919],{"class":3245},"-- тільки значення з ENUM\n",[3239,4921,4922,4925,4928],{"class":3241,"line":3932},[3239,4923,4924],{"class":3275},"    size",[3239,4926,4927],{"class":3275},"         INTEGER",[3239,4929,3977],{"class":3252},[3239,4931,4932,4934],{"class":3241,"line":4058},[3239,4933,4884],{"class":3275},[3239,4935,4936],{"class":3252}," audiobook_files_size_positive_check\n",[3239,4938,4939,4941,4943,4946,4949,4952,4955,4958,4961,4963,4965],{"class":3241,"line":4065},[3239,4940,4892],{"class":3275},[3239,4942,3736],{"class":3252},[3239,4944,4945],{"class":3275},"size",[3239,4947,4948],{"class":3275}," IS",[3239,4950,4951],{"class":3275}," NULL",[3239,4953,4954],{"class":3275}," OR",[3239,4956,4957],{"class":3275}," size",[3239,4959,4960],{"class":3252}," > ",[3239,4962,4142],{"class":3864},[3239,4964,4087],{"class":3252},[3239,4966,4967],{"class":3245},"-- NULL або > 0\n",[3239,4969,4970],{"class":3241,"line":4075},[3239,4971,3592],{"class":3252},[3239,4973,4974],{"class":3241,"line":4094},[3239,4975,3292],{"emptyLinePlaceholder":3291},[3239,4977,4978,4980,4982,4985,4987],{"class":3241,"line":4103},[3239,4979,3547],{"class":3275},[3239,4981,4226],{"class":3275},[3239,4983,4984],{"class":3553}," audiobook_files_audiobook_id_idx",[3239,4986,4232],{"class":3275},[3239,4988,4989],{"class":3252}," audiobook_files(audiobook_id);\n",[3239,4991,4992],{"class":3241,"line":4115},[3239,4993,3292],{"emptyLinePlaceholder":3291},[3239,4995,4996],{"class":3241,"line":4123},[3239,4997,4998],{"class":3245},"-- listening_progresses: зв'язок з атрибутами (User ↔ Audiobook)\n",[3239,5000,5001,5003,5005,5008],{"class":3241,"line":4151},[3239,5002,3547],{"class":3275},[3239,5004,3820],{"class":3275},[3239,5006,5007],{"class":3553}," listening_progresses",[3239,5009,3826],{"class":3252},[3239,5011,5012,5014],{"class":3241,"line":4174},[3239,5013,3832],{"class":3275},[3239,5015,3835],{"class":3252},[3239,5017,5018,5021,5023],{"class":3241,"line":4193},[3239,5019,5020],{"class":3252},"    id           UUID      ",[3239,5022,3844],{"class":3275},[3239,5024,3977],{"class":3252},[3239,5026,5027],{"class":3241,"line":4211},[3239,5028,5029],{"class":3252},"    user_id      UUID,\n",[3239,5031,5032,5034],{"class":3241,"line":4216},[3239,5033,4097],{"class":3275},[3239,5035,5036],{"class":3252}," listening_progresses_user_id_fkey\n",[3239,5038,5039,5041],{"class":3241,"line":4221},[3239,5040,4848],{"class":3275},[3239,5042,4607],{"class":3252},[3239,5044,5045,5047,5050,5052],{"class":3241,"line":4478},[3239,5046,4855],{"class":3275},[3239,5048,5049],{"class":3252}," users(id) ",[3239,5051,4751],{"class":3275},[3239,5053,3977],{"class":3252},[3239,5055,5056,5059,5061],{"class":3241,"line":4488},[3239,5057,5058],{"class":3252},"    audiobook_id UUID      ",[3239,5060,3844],{"class":3275},[3239,5062,3977],{"class":3252},[3239,5064,5065,5067],{"class":3241,"line":4503},[3239,5066,4097],{"class":3275},[3239,5068,5069],{"class":3252}," listening_progresses_audiobook_id_fkey\n",[3239,5071,5072,5074],{"class":3241,"line":4508},[3239,5073,4848],{"class":3275},[3239,5075,4776],{"class":3252},[3239,5077,5078,5080,5082,5084],{"class":3241,"line":4513},[3239,5079,4855],{"class":3275},[3239,5081,4783],{"class":3252},[3239,5083,4751],{"class":3275},[3239,5085,3977],{"class":3252},[3239,5087,5088,5091,5093,5096],{"class":3241,"line":4519},[3239,5089,5090],{"class":3252},"    position     ",[3239,5092,2985],{"class":3275},[3239,5094,5095],{"class":3275},"   NOT NULL",[3239,5097,3977],{"class":3252},[3239,5099,5100,5102],{"class":3241,"line":4534},[3239,5101,4884],{"class":3275},[3239,5103,5104],{"class":3252}," listening_progresses_position_positive_check\n",[3239,5106,5108,5110,5113,5115,5117],{"class":3241,"line":5107},34,[3239,5109,4892],{"class":3275},[3239,5111,5112],{"class":3252}," (position > ",[3239,5114,4142],{"class":3864},[3239,5116,4017],{"class":3252},[3239,5118,5119],{"class":3245},"-- позиція у секундах > 0\n",[3239,5121,5123,5126,5128],{"class":3241,"line":5122},35,[3239,5124,5125],{"class":3252},"    last_listened ",[3239,5127,3724],{"class":3275},[3239,5129,5130],{"class":3245},"                          -- NULL: ще не слухали\n",[3239,5132,5134],{"class":3241,"line":5133},36,[3239,5135,3592],{"class":3252},[3239,5137,5139],{"class":3241,"line":5138},37,[3239,5140,3292],{"emptyLinePlaceholder":3291},[3239,5142,5144,5146,5148,5151,5154],{"class":3241,"line":5143},38,[3239,5145,3547],{"class":3275},[3239,5147,4226],{"class":3275},[3239,5149,5150],{"class":3553}," listening_progresses_user_id_idx",[3239,5152,5153],{"class":3275},"      ON",[3239,5155,5156],{"class":3252}," listening_progresses(user_id);\n",[3239,5158,5160,5162,5164,5167,5169],{"class":3241,"line":5159},39,[3239,5161,3547],{"class":3275},[3239,5163,4226],{"class":3275},[3239,5165,5166],{"class":3553}," listening_progresses_audiobook_id_idx",[3239,5168,4232],{"class":3275},[3239,5170,5171],{"class":3252}," listening_progresses(audiobook_id);\n",[3001,5173],{},[2959,5175,5177],{"id":5176},"індекси-коли-читання-важливіше-за-запис","Індекси: Коли читання важливіше за запис",[2964,5179,5180,5183],{},[2971,5181,5182],{},"Індекс"," (Index) — це допоміжна структура даних, що прискорює пошук рядків у таблиці за значенням певного стовпця (або кількох стовпців). Аналогія з книгою: алфавітний покажчик наприкінці дозволяє знайти потрібне слово без перегляду кожної сторінки.",[2964,5185,5186,5187,5190,5191,3141],{},"За замовчуванням СУБД ",[2971,5188,5189],{},"автоматично створює індекс для Primary Key",". Для інших стовпців — лише якщо ми явно вкажемо ",[2976,5192,3077],{},[3092,5194,5196],{"id":5195},"коли-варто-створювати-індекс","Коли варто створювати індекс",[2964,5198,5199],{},"Три основних сигнали для введення індексу:",[5201,5202,5203,5216,5228],"ol",{},[3489,5204,5205,5208,5209,5212,5213,3331],{},[2971,5206,5207],{},"Стовпець є FK"," — рядки за FK шукаються при кожному ",[2976,5210,5211],{},"JOIN",". Без індексу СУБД виконуватиме повне сканування таблиці (",[2976,5214,5215],{},"Full Table Scan",[3489,5217,5218,5224,5225,5227],{},[2971,5219,5220,5221],{},"Стовпець часто використовується у ",[2976,5222,5223],{},"WHERE"," — наприклад, пошук за ",[2976,5226,3389],{}," користувача.",[3489,5229,5230,5240],{},[2971,5231,5232,5233,5236,5237],{},"Стовпець використовується у ",[2976,5234,5235],{},"ORDER BY"," чи ",[2976,5238,5239],{},"GROUP BY"," — індекс може усунути операцію сортування.",[3092,5242,5244],{"id":5243},"аналіз-індексів-аудіоплатформи","Аналіз індексів аудіоплатформи",[2964,5246,5247],{},"Розглянемо, навіщо саме ці індекси були створені у DDL:",[3022,5249,5250,5261],{},[3025,5251,5252],{},[3028,5253,5254,5256,5258],{},[3031,5255,5182],{},[3031,5257,3343],{},[3031,5259,5260],{},"Навіщо",[3038,5262,5263,5281,5299,5314,5329,5344],{},[3028,5264,5265,5270,5275],{},[3043,5266,5267],{},[2976,5268,5269],{},"audiobooks_author_id_idx",[3043,5271,5272],{},[2976,5273,5274],{},"audiobooks.author_id",[3043,5276,5277,5280],{},[2976,5278,5279],{},"JOIN authors ON audiobooks.author_id = authors.id"," — найпоширеніший запит каталогу",[3028,5282,5283,5288,5293],{},[3043,5284,5285],{},[2976,5286,5287],{},"audiobooks_genre_id_idx",[3043,5289,5290],{},[2976,5291,5292],{},"audiobooks.genre_id",[3043,5294,5295,5296],{},"Фільтрація за жанром: ",[2976,5297,5298],{},"WHERE genre_id = ?",[3028,5300,5301,5306,5311],{},[3043,5302,5303],{},[2976,5304,5305],{},"users_email_idx",[3043,5307,5308],{},[2976,5309,5310],{},"users.email",[3043,5312,5313],{},"Пошук користувача при вході (якщо вхід за email)",[3028,5315,5316,5321,5326],{},[3043,5317,5318],{},[2976,5319,5320],{},"audiobook_files_audiobook_id_idx",[3043,5322,5323],{},[2976,5324,5325],{},"audiobook_files.audiobook_id",[3043,5327,5328],{},"Отримання файлів аудіокниги при відтворенні",[3028,5330,5331,5336,5341],{},[3043,5332,5333],{},[2976,5334,5335],{},"listening_progresses_user_id_idx",[3043,5337,5338],{},[2976,5339,5340],{},"listening_progresses.user_id",[3043,5342,5343],{},"Всі прогреси конкретного користувача",[3028,5345,5346,5351,5356],{},[3043,5347,5348],{},[2976,5349,5350],{},"listening_progresses_audiobook_id_idx",[3043,5352,5353],{},[2976,5354,5355],{},"listening_progresses.audiobook_id",[3043,5357,5358],{},"Скільки людей слухали книгу",[3692,5360,5361,5364,5365,2979,5368,3225,5371,5374],{},[2971,5362,5363],{},"Індекс прискорює читання, але уповільнює запис."," При кожному ",[2976,5366,5367],{},"INSERT",[2976,5369,5370],{},"UPDATE",[2976,5372,5373],{},"DELETE"," СУБД повинна оновити усі відповідні індекси. Таблиця з 10 індексами буде записувати дані повільніше, ніж таблиця без індексів. Не додавайте індекси «про всяк випадок» — тільки там, де є виміряна або очевидна (FK) потреба.",[3001,5376],{},[2959,5378,5380],{"id":5379},"dml-наповнення-бази-тестовими-даними","DML: Наповнення бази тестовими даними",[2964,5382,5383,5386,5387,2979,5389,2979,5391,2979,5393,5396,5397,5399],{},[2971,5384,5385],{},"DML"," (Data Manipulation Language) — підмова SQL для маніпуляції даними: ",[2976,5388,5367],{},[2976,5390,5370],{},[2976,5392,5373],{},[2976,5394,5395],{},"SELECT",". На цьому етапі нас цікавить ",[2976,5398,5367],{}," — початкове наповнення бази.",[3092,5401,5403],{"id":5402},"порядок-вставки-дотримання-посилальної-цілісності","Порядок вставки: Дотримання посилальної цілісності",[2964,5405,5406,5407,3141],{},"Як і зі створенням таблиць, вставка даних підпорядковується порядку залежностей: ",[2971,5408,5409],{},"спочатку батьківські записи, потім — дочірні",[3126,5411,5412,5416,5560,5564,5668,5672],{},[3092,5413,5415],{"id":5414},"крок-1-автори-та-жанри","Крок 1: Автори та жанри",[3230,5417,5419],{"className":3232,"code":5418,"language":3234,"meta":3235,"style":3235},"INSERT INTO authors (id, first_name, last_name, bio, image_path) VALUES\n('550e8400-e29b-41d4-a716-446655440001', 'Олена',  'Шевченко',\n 'Українська письменниця, авторка популярних романів.',\n '/images/authors/olena_shevchenko.jpg'),\n('550e8400-e29b-41d4-a716-446655440002', 'Іван', 'Коваль',\n 'Сучасний поет і прозаїк, лауреат літературних премій.',\n '/images/authors/ivan_koval.jpg');\n\nINSERT INTO genres (id, name, description) VALUES\n('660e8400-e29b-41d4-a716-446655440001', 'Фантастика',\n 'Наукова фантастика, фентезі та альтернативна історія.'),\n('660e8400-e29b-41d4-a716-446655440002', 'Роман',\n 'Художня проза про людські стосунки.');\n",[2976,5420,5421,5431,5450,5457,5464,5483,5490,5497,5501,5518,5532,5539,5553],{"__ignoreMap":3235},[3239,5422,5423,5425,5428],{"class":3241,"line":3242},[3239,5424,3276],{"class":3275},[3239,5426,5427],{"class":3252}," authors (id, first_name, last_name, bio, image_path) ",[3239,5429,5430],{"class":3275},"VALUES\n",[3239,5432,5433,5435,5438,5440,5443,5445,5448],{"class":3241,"line":3249},[3239,5434,3861],{"class":3252},[3239,5436,5437],{"class":3563},"'550e8400-e29b-41d4-a716-446655440001'",[3239,5439,2979],{"class":3252},[3239,5441,5442],{"class":3563},"'Олена'",[3239,5444,3847],{"class":3252},[3239,5446,5447],{"class":3563},"'Шевченко'",[3239,5449,3977],{"class":3252},[3239,5451,5452,5455],{"class":3241,"line":3288},[3239,5453,5454],{"class":3563}," 'Українська письменниця, авторка популярних романів.'",[3239,5456,3977],{"class":3252},[3239,5458,5459,5462],{"class":3241,"line":3295},[3239,5460,5461],{"class":3563}," '/images/authors/olena_shevchenko.jpg'",[3239,5463,4475],{"class":3252},[3239,5465,5466,5468,5471,5473,5476,5478,5481],{"class":3241,"line":3301},[3239,5467,3861],{"class":3252},[3239,5469,5470],{"class":3563},"'550e8400-e29b-41d4-a716-446655440002'",[3239,5472,2979],{"class":3252},[3239,5474,5475],{"class":3563},"'Іван'",[3239,5477,2979],{"class":3252},[3239,5479,5480],{"class":3563},"'Коваль'",[3239,5482,3977],{"class":3252},[3239,5484,5485,5488],{"class":3241,"line":3604},[3239,5486,5487],{"class":3563}," 'Сучасний поет і прозаїк, лауреат літературних премій.'",[3239,5489,3977],{"class":3252},[3239,5491,5492,5495],{"class":3241,"line":3829},[3239,5493,5494],{"class":3563}," '/images/authors/ivan_koval.jpg'",[3239,5496,3592],{"class":3252},[3239,5498,5499],{"class":3241,"line":3838},[3239,5500,3292],{"emptyLinePlaceholder":3291},[3239,5502,5503,5505,5508,5510,5512,5514,5516],{"class":3241,"line":3853},[3239,5504,3276],{"class":3275},[3239,5506,5507],{"class":3252}," genres (id, ",[3239,5509,4014],{"class":3275},[3239,5511,2979],{"class":3252},[3239,5513,3440],{"class":3275},[3239,5515,4385],{"class":3252},[3239,5517,5430],{"class":3275},[3239,5519,5520,5522,5525,5527,5530],{"class":3241,"line":3878},[3239,5521,3861],{"class":3252},[3239,5523,5524],{"class":3563},"'660e8400-e29b-41d4-a716-446655440001'",[3239,5526,2979],{"class":3252},[3239,5528,5529],{"class":3563},"'Фантастика'",[3239,5531,3977],{"class":3252},[3239,5533,5534,5537],{"class":3241,"line":3899},[3239,5535,5536],{"class":3563}," 'Наукова фантастика, фентезі та альтернативна історія.'",[3239,5538,4475],{"class":3252},[3239,5540,5541,5543,5546,5548,5551],{"class":3241,"line":3913},[3239,5542,3861],{"class":3252},[3239,5544,5545],{"class":3563},"'660e8400-e29b-41d4-a716-446655440002'",[3239,5547,2979],{"class":3252},[3239,5549,5550],{"class":3563},"'Роман'",[3239,5552,3977],{"class":3252},[3239,5554,5555,5558],{"class":3241,"line":3932},[3239,5556,5557],{"class":3563}," 'Художня проза про людські стосунки.'",[3239,5559,3592],{"class":3252},[3092,5561,5563],{"id":5562},"крок-2-аудіокниги-та-користувачі","Крок 2: Аудіокниги та користувачі",[3230,5565,5567],{"className":3232,"code":5566,"language":3234,"meta":3235,"style":3235},"-- audiobooks: вставляємо ПІСЛЯ authors та genres\nINSERT INTO audiobooks (id, author_id, genre_id, title, duration, release_year) VALUES\n('770e8400-e29b-41d4-a716-446655440001',\n '550e8400-e29b-41d4-a716-446655440002',  -- Іван Коваль\n '660e8400-e29b-41d4-a716-446655440001',  -- Фантастика\n 'Космічна подорож', 7200, 2023);\n\nINSERT INTO users (id, username, password_hash, email) VALUES\n('880e8400-e29b-41d4-a716-446655440001',\n 'oleksandr23', 'hashed_password_1', 'oleksandr23@gmail.com');\n",[2976,5568,5569,5574,5583,5592,5602,5612,5629,5633,5642,5651],{"__ignoreMap":3235},[3239,5570,5571],{"class":3241,"line":3242},[3239,5572,5573],{"class":3245},"-- audiobooks: вставляємо ПІСЛЯ authors та genres\n",[3239,5575,5576,5578,5581],{"class":3241,"line":3249},[3239,5577,3276],{"class":3275},[3239,5579,5580],{"class":3252}," audiobooks (id, author_id, genre_id, title, duration, release_year) ",[3239,5582,5430],{"class":3275},[3239,5584,5585,5587,5590],{"class":3241,"line":3288},[3239,5586,3861],{"class":3252},[3239,5588,5589],{"class":3563},"'770e8400-e29b-41d4-a716-446655440001'",[3239,5591,3977],{"class":3252},[3239,5593,5594,5597,5599],{"class":3241,"line":3295},[3239,5595,5596],{"class":3563}," '550e8400-e29b-41d4-a716-446655440002'",[3239,5598,3847],{"class":3252},[3239,5600,5601],{"class":3245},"-- Іван Коваль\n",[3239,5603,5604,5607,5609],{"class":3241,"line":3301},[3239,5605,5606],{"class":3563}," '660e8400-e29b-41d4-a716-446655440001'",[3239,5608,3847],{"class":3252},[3239,5610,5611],{"class":3245},"-- Фантастика\n",[3239,5613,5614,5617,5619,5622,5624,5627],{"class":3241,"line":3604},[3239,5615,5616],{"class":3563}," 'Космічна подорож'",[3239,5618,2979],{"class":3252},[3239,5620,5621],{"class":3864},"7200",[3239,5623,2979],{"class":3252},[3239,5625,5626],{"class":3864},"2023",[3239,5628,3592],{"class":3252},[3239,5630,5631],{"class":3241,"line":3829},[3239,5632,3292],{"emptyLinePlaceholder":3291},[3239,5634,5635,5637,5640],{"class":3241,"line":3838},[3239,5636,3276],{"class":3275},[3239,5638,5639],{"class":3252}," users (id, username, password_hash, email) ",[3239,5641,5430],{"class":3275},[3239,5643,5644,5646,5649],{"class":3241,"line":3853},[3239,5645,3861],{"class":3252},[3239,5647,5648],{"class":3563},"'880e8400-e29b-41d4-a716-446655440001'",[3239,5650,3977],{"class":3252},[3239,5652,5653,5656,5658,5661,5663,5666],{"class":3241,"line":3878},[3239,5654,5655],{"class":3563}," 'oleksandr23'",[3239,5657,2979],{"class":3252},[3239,5659,5660],{"class":3563},"'hashed_password_1'",[3239,5662,2979],{"class":3252},[3239,5664,5665],{"class":3563},"'oleksandr23@gmail.com'",[3239,5667,3592],{"class":3252},[3092,5669,5671],{"id":5670},"крок-3-колекції-файли-та-прогрес","Крок 3: Колекції, файли та прогрес",[3230,5673,5675],{"className":3232,"code":5674,"language":3234,"meta":3235,"style":3235},"-- collections: ПІСЛЯ users\nINSERT INTO collections (id, user_id, name, created_at) VALUES\n('990e8400-e29b-41d4-a716-446655440001',\n '880e8400-e29b-41d4-a716-446655440001',\n 'Мої улюблені', '2025-01-15 10:00:00');\n\n-- audiobook_files: ПІСЛЯ audiobooks\nINSERT INTO audiobook_files (id, audiobook_id, file_path, format, size) VALUES\n('aa0e8400-e29b-41d4-a716-446655440001',\n '770e8400-e29b-41d4-a716-446655440001',\n '/audio/kosmichna_podorozh.mp3', 'mp3', 150000000);\n\n-- audiobook_collection: ПІСЛЯ collections та audiobooks\nINSERT INTO audiobook_collection (collection_id, audiobook_id) VALUES\n('990e8400-e29b-41d4-a716-446655440001',\n '770e8400-e29b-41d4-a716-446655440001');\n",[2976,5676,5677,5682,5696,5705,5712,5724,5728,5733,5746,5755,5762,5778,5782,5787,5796,5804],{"__ignoreMap":3235},[3239,5678,5679],{"class":3241,"line":3242},[3239,5680,5681],{"class":3245},"-- collections: ПІСЛЯ users\n",[3239,5683,5684,5686,5689,5691,5694],{"class":3241,"line":3249},[3239,5685,3276],{"class":3275},[3239,5687,5688],{"class":3252}," collections (id, user_id, ",[3239,5690,4014],{"class":3275},[3239,5692,5693],{"class":3252},", created_at) ",[3239,5695,5430],{"class":3275},[3239,5697,5698,5700,5703],{"class":3241,"line":3288},[3239,5699,3861],{"class":3252},[3239,5701,5702],{"class":3563},"'990e8400-e29b-41d4-a716-446655440001'",[3239,5704,3977],{"class":3252},[3239,5706,5707,5710],{"class":3241,"line":3295},[3239,5708,5709],{"class":3563}," '880e8400-e29b-41d4-a716-446655440001'",[3239,5711,3977],{"class":3252},[3239,5713,5714,5717,5719,5722],{"class":3241,"line":3301},[3239,5715,5716],{"class":3563}," 'Мої улюблені'",[3239,5718,2979],{"class":3252},[3239,5720,5721],{"class":3563},"'2025-01-15 10:00:00'",[3239,5723,3592],{"class":3252},[3239,5725,5726],{"class":3241,"line":3604},[3239,5727,3292],{"emptyLinePlaceholder":3291},[3239,5729,5730],{"class":3241,"line":3829},[3239,5731,5732],{"class":3245},"-- audiobook_files: ПІСЛЯ audiobooks\n",[3239,5734,5735,5737,5740,5742,5744],{"class":3241,"line":3838},[3239,5736,3276],{"class":3275},[3239,5738,5739],{"class":3252}," audiobook_files (id, audiobook_id, file_path, format, ",[3239,5741,4945],{"class":3275},[3239,5743,4385],{"class":3252},[3239,5745,5430],{"class":3275},[3239,5747,5748,5750,5753],{"class":3241,"line":3853},[3239,5749,3861],{"class":3252},[3239,5751,5752],{"class":3563},"'aa0e8400-e29b-41d4-a716-446655440001'",[3239,5754,3977],{"class":3252},[3239,5756,5757,5760],{"class":3241,"line":3878},[3239,5758,5759],{"class":3563}," '770e8400-e29b-41d4-a716-446655440001'",[3239,5761,3977],{"class":3252},[3239,5763,5764,5767,5769,5771,5773,5776],{"class":3241,"line":3899},[3239,5765,5766],{"class":3563}," '/audio/kosmichna_podorozh.mp3'",[3239,5768,2979],{"class":3252},[3239,5770,3564],{"class":3563},[3239,5772,2979],{"class":3252},[3239,5774,5775],{"class":3864},"150000000",[3239,5777,3592],{"class":3252},[3239,5779,5780],{"class":3241,"line":3913},[3239,5781,3292],{"emptyLinePlaceholder":3291},[3239,5783,5784],{"class":3241,"line":3932},[3239,5785,5786],{"class":3245},"-- audiobook_collection: ПІСЛЯ collections та audiobooks\n",[3239,5788,5789,5791,5794],{"class":3241,"line":4058},[3239,5790,3276],{"class":3275},[3239,5792,5793],{"class":3252}," audiobook_collection (collection_id, audiobook_id) ",[3239,5795,5430],{"class":3275},[3239,5797,5798,5800,5802],{"class":3241,"line":4065},[3239,5799,3861],{"class":3252},[3239,5801,5702],{"class":3563},[3239,5803,3977],{"class":3252},[3239,5805,5806,5808],{"class":3241,"line":4075},[3239,5807,5759],{"class":3563},[3239,5809,3592],{"class":3252},[3001,5811],{},[2959,5813,5815],{"id":5814},"практичні-завдання","Практичні завдання",[3126,5817,5818,5822,5825,5961,5966,5987,5991,5998,6025,6029,6043,6047,6050],{},[3092,5819,5821],{"id":5820},"рівень-1-базовий-читання-ddl","Рівень 1 — Базовий: Читання DDL",[2964,5823,5824],{},"Дано фрагмент DDL нової таблиці:",[3230,5826,5828],{"className":3232,"code":5827,"language":3234,"meta":3235,"style":3235},"CREATE TABLE reviews (\n    PRIMARY KEY (id),\n    id           UUID        NOT NULL,\n    user_id      UUID        NOT NULL,\n                  FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE,\n    audiobook_id UUID        NOT NULL,\n                  FOREIGN KEY (audiobook_id) REFERENCES audiobooks(id) ON DELETE CASCADE,\n    rating       INTEGER     NOT NULL,\n                 CHECK (rating >= 1 AND rating \u003C= 5),\n    comment      TEXT,\n    created_at   TIMESTAMP   NOT NULL\n);\n",[2976,5829,5830,5841,5847,5856,5865,5881,5890,5905,5917,5938,5947,5957],{"__ignoreMap":3235},[3239,5831,5832,5834,5836,5839],{"class":3241,"line":3242},[3239,5833,3547],{"class":3275},[3239,5835,3820],{"class":3275},[3239,5837,5838],{"class":3553}," reviews",[3239,5840,3826],{"class":3252},[3239,5842,5843,5845],{"class":3241,"line":3249},[3239,5844,3832],{"class":3275},[3239,5846,3835],{"class":3252},[3239,5848,5849,5852,5854],{"class":3241,"line":3288},[3239,5850,5851],{"class":3252},"    id           UUID        ",[3239,5853,3844],{"class":3275},[3239,5855,3977],{"class":3252},[3239,5857,5858,5861,5863],{"class":3241,"line":3295},[3239,5859,5860],{"class":3252},"    user_id      UUID        ",[3239,5862,3844],{"class":3275},[3239,5864,3977],{"class":3252},[3239,5866,5867,5869,5872,5875,5877,5879],{"class":3241,"line":3301},[3239,5868,4737],{"class":3275},[3239,5870,5871],{"class":3252}," (user_id) ",[3239,5873,5874],{"class":3275},"REFERENCES",[3239,5876,5049],{"class":3252},[3239,5878,4751],{"class":3275},[3239,5880,3977],{"class":3252},[3239,5882,5883,5886,5888],{"class":3241,"line":3604},[3239,5884,5885],{"class":3252},"    audiobook_id UUID        ",[3239,5887,3844],{"class":3275},[3239,5889,3977],{"class":3252},[3239,5891,5892,5894,5897,5899,5901,5903],{"class":3241,"line":3829},[3239,5893,4737],{"class":3275},[3239,5895,5896],{"class":3252}," (audiobook_id) ",[3239,5898,5874],{"class":3275},[3239,5900,4783],{"class":3252},[3239,5902,4751],{"class":3275},[3239,5904,3977],{"class":3252},[3239,5906,5907,5910,5912,5915],{"class":3241,"line":3838},[3239,5908,5909],{"class":3252},"    rating       ",[3239,5911,2985],{"class":3275},[3239,5913,5914],{"class":3275},"     NOT NULL",[3239,5916,3977],{"class":3252},[3239,5918,5919,5922,5925,5927,5930,5933,5936],{"class":3241,"line":3853},[3239,5920,5921],{"class":3275},"                 CHECK",[3239,5923,5924],{"class":3252}," (rating >= ",[3239,5926,4472],{"class":3864},[3239,5928,5929],{"class":3275}," AND",[3239,5931,5932],{"class":3252}," rating \u003C= ",[3239,5934,5935],{"class":3864},"5",[3239,5937,4475],{"class":3252},[3239,5939,5940,5943,5945],{"class":3241,"line":3878},[3239,5941,5942],{"class":3252},"    comment      ",[3239,5944,3224],{"class":3275},[3239,5946,3977],{"class":3252},[3239,5948,5949,5952,5954],{"class":3241,"line":3899},[3239,5950,5951],{"class":3252},"    created_at   ",[3239,5953,3724],{"class":3275},[3239,5955,5956],{"class":3275},"   NOT NULL\n",[3239,5958,5959],{"class":3241,"line":3913},[3239,5960,3592],{"class":3252},[2964,5962,5963],{},[2971,5964,5965],{},"Завдання:",[5201,5967,5968,5971,5974,5984],{},[3489,5969,5970],{},"Які сутності пов'язує ця таблиця? Яка її роль у схемі (зв'язок, слабка сутність, тощо)?",[3489,5972,5973],{},"Яке обмеження цілісності захищає від рейтингу «0» або «10»?",[3489,5975,5976,5977,5980,5981,5983],{},"Чому ",[2976,5978,5979],{},"comment"," не має ",[2976,5982,3844],{},"?",[3489,5985,5986],{},"Які індекси варто додати і чому?",[3092,5988,5990],{"id":5989},"рівень-2-проектування-ddl-для-нового-функціоналу","Рівень 2 — Проектування: DDL для нового функціоналу",[2964,5992,5993,5994,5997],{},"Платформа вводить систему ",[2971,5995,5996],{},"підписок"," (Subscription). Вимоги:",[3486,5999,6000,6012,6015,6018],{},[3489,6001,6002,6003,2979,6006,2979,6009,3141],{},"Є три плани: ",[2976,6004,6005],{},"free",[2976,6007,6008],{},"basic",[2976,6010,6011],{},"premium",[3489,6013,6014],{},"Кожен користувач у будь-який момент має рівно один активний план.",[3489,6016,6017],{},"Зберігається дата початку та закінчення підписки.",[3489,6019,6020,6021,6024],{},"Потрібно мати можливість бачити ",[2971,6022,6023],{},"історію"," підписок користувача.",[2964,6026,6027],{},[2971,6028,5965],{},[5201,6030,6031,6034,6037],{},[3489,6032,6033],{},"Спроектуйте таблицю (або таблиці) для цього функціоналу.",[3489,6035,6036],{},"Напишіть повний DDL із типами даних, обмеженнями та індексами.",[3489,6038,6039,6040,6042],{},"Як реалізувати обмеження «лише одна активна підписка»? Чи потрібен ",[2976,6041,3714],{}," або логіка на рівні додатку?",[3092,6044,6046],{"id":6045},"рівень-3-критичний-аналіз-повна-фізична-схема","Рівень 3 — Критичний аналіз: Повна фізична схема",[2964,6048,6049],{},"Проаналізуйте DDL вашої схеми (з рівня 2 або власний проєкт):",[5201,6051,6052,6058,6064,6071,6077],{},[3489,6053,6054,6055,6057],{},"Перевірте порядок ",[2976,6056,3047],{}," — чи всі залежності дотримані?",[3489,6059,6060,6061,6063],{},"Перевірте кожне ",[2976,6062,3844],{}," — чи є бізнес-обґрунтування для кожного?",[3489,6065,6066,6067,6070],{},"Перевірте кожен ",[2976,6068,6069],{},"ON DELETE"," — яка стратегія і чому?",[3489,6072,6073,6074,6076],{},"Чи є поля, що потребують ",[2976,6075,3714],{},", але їх немає? Додайте.",[3489,6078,6079],{},"Запропонуйте нові індекси на основі найімовірніших запитів.",[3001,6081],{},[2959,6083,6085],{"id":6084},"підсумок","Підсумок",[2964,6087,6088],{},"Фізичний рівень — це місце, де проектування завершується і починається реалізація. На цьому рівні всі абстрактні рішення лопереднього етапу набувають конкретної форми:",[3486,6090,6091,6105,6114,6122,6128],{},[3489,6092,6093,6096,6097,2979,6099,2979,6101,2979,6103,3331],{},[2971,6094,6095],{},"Типи даних"," захищають від некоректних значень на рівні СУБД (",[2976,6098,2978],{},[2976,6100,2985],{},[2976,6102,3519],{},[2976,6104,3457],{},[3489,6106,6107,3736,6110,6113],{},[2971,6108,6109],{},"Іменовані обмеження",[2976,6111,6112],{},"CONSTRAINT",") роблять схему самодокументованою і полегшують відладку помилок.",[3489,6115,6116,6121],{},[2971,6117,6118,6119],{},"Порядок ",[2976,6120,3047],{}," визначається графом залежностей FK: батьківські таблиці — першими.",[3489,6123,6124,6127],{},[2971,6125,6126],{},"Індекси"," — лише там, де вони вимірювано необхідні: FK-поля, поля частого пошуку.",[3489,6129,6130,6134],{},[2971,6131,6118,6132],{},[2976,6133,5367],{}," у DML слідує тій самій логіці залежностей.",[2964,6136,6137,6138,6141],{},"У наступній статті ми розглянемо ",[2971,6139,6140],{},"архітектурну класифікацію таблиць",": чим відрізняються статичні довідники від транзакційних таблиць і які стратегії роботи з кожним типом є найефективнішими.",[6143,6144,6145],"style",{},"html pre.shiki code .spJ8K, html code.shiki .spJ8K{--shiki-light:#008000;--shiki-default:#6A9955;--shiki-dark:#6A9955}html pre.shiki code .sHH4Y, html code.shiki .sHH4Y{--shiki-light:#000000;--shiki-default:#D4D4D4;--shiki-dark:#D4D4D4}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 .su1O8, html code.shiki .su1O8{--shiki-light:#0000FF;--shiki-default:#569CD6;--shiki-dark:#569CD6}html pre.shiki code .s8Opu, html code.shiki .s8Opu{--shiki-light:#795E26;--shiki-default:#DCDCAA;--shiki-dark:#DCDCAA}html pre.shiki code .sbdoH, html code.shiki .sbdoH{--shiki-light:#A31515;--shiki-default:#CE9178;--shiki-dark:#CE9178}html pre.shiki code .sJj4R, html code.shiki .sJj4R{--shiki-light:#098658;--shiki-default:#B5CEA8;--shiki-dark:#B5CEA8}",{"title":3235,"searchDepth":3249,"depth":3249,"links":6147},[6148,6149,6156,6163,6164,6168,6174,6179],{"id":2961,"depth":3249,"text":2962},{"id":3005,"depth":3249,"text":3006,"children":6150},[6151,6152,6153,6154,6155],{"id":3094,"depth":3288,"text":3095},{"id":3130,"depth":3288,"text":3131},{"id":3144,"depth":3288,"text":3145},{"id":3159,"depth":3288,"text":3160},{"id":3172,"depth":3288,"text":3173},{"id":3194,"depth":3249,"text":3195,"children":6157},[6158,6159,6160,6161,6162],{"id":3211,"depth":3288,"text":3212},{"id":3313,"depth":3288,"text":3314},{"id":3474,"depth":3288,"text":3475},{"id":3513,"depth":3288,"text":3514},{"id":3718,"depth":3288,"text":3719},{"id":3745,"depth":3249,"text":3746},{"id":5176,"depth":3249,"text":5177,"children":6165},[6166,6167],{"id":5195,"depth":3288,"text":5196},{"id":5243,"depth":3288,"text":5244},{"id":5379,"depth":3249,"text":5380,"children":6169},[6170,6171,6172,6173],{"id":5402,"depth":3288,"text":5403},{"id":5414,"depth":3288,"text":5415},{"id":5562,"depth":3288,"text":5563},{"id":5670,"depth":3288,"text":5671},{"id":5814,"depth":3249,"text":5815,"children":6175},[6176,6177,6178],{"id":5820,"depth":3288,"text":5821},{"id":5989,"depth":3288,"text":5990},{"id":6045,"depth":3288,"text":6046},{"id":6084,"depth":3249,"text":6085},"Матеріалізуємо логічну схему в реальний SQL. Типи даних, обмеження, індекси та DML — повний DDL платформи аудіокниг на діалекті H2 з нотатками для PostgreSQL.","md",null,{},{"title":2265,"description":6180},"WXpdnrb8Rc7XXRtrBBEdpO2X6Shxr-2scwZzN8qrtB8",[6187,6189],{"title":2261,"path":2262,"stem":2263,"description":6188,"children":-1},"Від хаотичних таблиць до елегантних структур. Розбираємо 1НФ, 2НФ, 3НФ та НФБК на прикладі аудіоплатформи — і вчимося свідомо порушувати правила там, де це виправдано.",{"title":2269,"path":2270,"stem":2271,"description":6190,"children":-1},"Не всі таблиці однакові. Розуміємо різницю між статичними довідниками, стрижневими сутностями, junction-таблицями та транзакційними записами — і обираємо правильні стратегії для кожного типу.",1777909223506]