Microsoft.EntityFrameworkCore.SqlServer Microsoft.EntityFrameworkCore.Sqlite Microsoft.EntityFrameworkCore.InMemory Microsoft.EntityFrameworkCore.Cosmos 四、使用流程 1、在项目里添加安装数据库程序包,我这里使用MySql数据库,管理Nuget程序包添加Microsoft.EntityFrameworkCore.Design、Pomelo.EntityFrameworkCore.MySql的引用...
EF Core 和 LINQ 在.NET 应用程序开发中提供了无与伦比的便利性和高效性,但性能优化需要精心考量。通过遵循所讨论的最佳实践,包括谨慎使用 AsNoTracking、批量操作、投影以及预编译查询等,开发人员可以增强应用程序的性能和可扩展性。在简单性与性能之间找到平衡,能够确保应用程序在需求增长时依然健壮、易于维护且具备可...
Install Entity Framework Core Create the model Show 4 more In this tutorial, you create a .NET Core console app that performs data access against a SQLite database using Entity Framework Core. You can follow the tutorial by using Visual Studio on Windows, or by using the .NET CLI on Windo...
namespaceEF6SQLiteTutorial.Controllers { // `RpgCharacterController` 类是一个ASP.NET Core Web API控制器,它由ASP.NET Core框架自动实例化并调用。当客户端向服务器发送HTTP请求时,ASP.NET Core框架会根据路由配置将请求映射到相应的控制器操作。然后,框架会创建控制器的实例,并调用相应的操作方法来处理请求。
Support for multiple databases: EF Core supports a wide range of relational databases including SQL Server, MySQL, MariaDB, SQLite, and PostgreSQL. Migrations: EF Core has built-in support for creating and managing database migrations, which allows for easy management of database changes over time...
Tutorial zu den ersten Schritten für die Verwendung von Xamarin zum Erstellen mobiler Apps mit Entity Framework Core
Install Entity Framework Core Create the model Show 4 more In this tutorial, you create a .NET Core console app that performs data access against a SQLite database using Entity Framework Core. You can follow the tutorial by using Visual Studio on Windows, or by using the .NET CLI on Windo...
✅Supports all EF Core versions ✅Supports all kinds of models– Inheritance, complex types, owned entity types, value converters, etc. ✅Database agnostic– Works with SQL Server, SQL Azure, PostgreSQL, MySQL, MariaDB, SQLite, and Oracle ...
Install Entity Framework Core Create the model Visa 4 fler In this tutorial, you create a .NET Core console app that performs data access against a SQLite database using Entity Framework Core.You can follow the tutorial by using Visual Studio on Windows, or by using the .NET CLI on Win...
【Database First】DBFirst方式生成SQLite实体对象 【Model First、已经被淘汰 【Code First】推荐 【默认协定】如果不适用默认的协定,可以通过Annonation和Fluent API修改协定 3、 EF Core核心概念 【DbSet与DbContext】EF Core核心(数据更新奥秘)DbSet在本地建立表格对应数据库的表格,DbContext用来连接数据库,将实体...