Which version of EF Core is still maintained? EF Core support is moving fast. It looks like they have the samerelease lifecycleas .NET Supported Version: EF Core 8 EF Core 7 (until May 14, 2024) EF Core 6 (until November 12, 2024) ...
对于本教程,建议安装并使用 .NET 5 SDK。 在更新本教程之前,请参阅 ASP.NET Core 中的 Razor Pages 和 Entity Framework Core - 教程 1(共 8 个),了解如何将 Entity Framework 与 ASP.NET Core 6 或更高版本配合使用。数据库引擎Visual Studio 指令使用 SQL Server LocalDB,它是只在 Windows 上运行的一...
We recommend using the daily builds to get the latest code and provide feedback on EF Core. These builds contain latest features and bug fixes; previews and official releases lag significantly behind. Basic usage The following code demonstrates basic usage of EF Core. For a full tutorial configu...
Contoso 大學範例 Web 應用程式示範如何使用 Entity Framework (EF) Core 2.2 和 Visual Studio 2019 來建立 ASP.NET Core 2.2 MVC Web 應用程式。此教學課程尚未升級至 ASP.NET Core 3.1。 其已針對 ASP.NET Core 5.0 進行更新。這個範例應用程式是虛構的 Contoso 大學網站。 其中包括的功能有學生入學許可、...
3 EFCore.FluentApiToAnnotation Converting FluentApi configuration to Annotations 4 FixedWidthParserWriter Reading & Writing fixed-width/flat data files 5 CsCodeGenerator C# code generation based on Classes and elements 6 CsCodeExample Examples of C# code in form of a simple tutorial License BulkExten...
若要为项目添加 EF Core 支持,需要安装相应的数据库驱动包。 本教程使用 SQL Server,相关驱动包Microsoft.EntityFrameworkCore.SqlServer。 该包包含在Microsoft.AspNetCore.All 包中,因此不需要手动安装。此包和其依赖项 (Microsoft.EntityFrameworkCore和Microsoft.EntityFrameworkCore.Relational) 一起提供 EF 的运行时...
5个EF core性能优化技巧,让你程序健步如飞 1.使用 EF.Functions.xxx 进行查询 (1).使用 EF.Functions.Like进行模糊查询要比 StartsWith、Contains 和 EndsWith 方法生成的SQL语句性能更优。 A. Contains语句,生成的sql为: 代码语言:javascript 复制 vardata3=dbContext.T_UserInfor.Where(u=>u.userName....
EF Core relationship mapping is all about mapping the primary key/foreign key representation used in a relational database to the references between objects used in an object model. In the most basic sense, this involves: Adding a primary key property to each entity type. ...
Welcome to this guide on using Visual Studio 2022 with C#, .NET Core, and EF Core. In this tutorial, we will explore how these technologies work together to develop robust and efficient applications. We will also provide code examples and practical tips to help you get started. ...
原文:https://www.entityframeworktutorial.net/efcore/logging-in-entityframework-core.aspx We often need tolog the SQL and change tracking informationfor debugging purposesin EF Core. EF Core loggingautomatically integrates with the logging mechanismsof .NET Core. So, learn aboutfundamentals of logging...