在SQLServer – Soft Delete中, 讲到了如果在 SQL Server 实现 Soft Delete. 这篇来说说, EF Core 在中间扮演的角色. 主要参考 Entity Framework Core: Soft Delete using Query Filters Soft delete and unique constraint Using Unique Database Fields with Soft Deletes Global Filter 通过Global Filter可以帮助...
Entity Framework Core: Soft Delete using Query Filters Soft delete and unique constraint Using Unique Database Fields with Soft Deletes How It Work 它的做法其实挺简单直白的, 把原本的 Delete 操作变成 Update Deleted = true 在Select 的时候加 Where Deleted = false 当遇上 Unique 由于数据有 unique ...
EFCore.SoftDelete and SoftDelete are both based on this repository, both will get updates and will be maintained Usage: Step 1: Extend your application db context from SoftDeletes.Core.DbContext. Step 2: In entities you want to add soft delete support, implement SoftDeletes.ModelTools.ISoftDele...
Includes support for advanced SQL features such as CTEs, bulk copy, table hints, windowed functions, temporary tables, and database-side create/update/delete operations. GitHub repository|NuGet EFCore.SoftDelete An implementation for soft deleting entities. For EF Core: 3-6. ...
EF Core – QueryFilter & Interception 摘要:主要参考 Global Query Filters Interceptors QueryFilter QueryFilter 就是默认过滤, 非常适合用来做 Soft Delete builder.HasQueryFilter(e => EF.Property<DateTimeOffset?>(e, 阅读全文 posted @ 2021-10-19 23:55 兴杰阅读(424) 评论(0) 推荐(0) 编辑 ...
Change one or more of the relationships to not cascade delete. Configure the database without one or more of these cascade deletes, then ensure all dependent entities are loaded so that EF Core can perform the cascading behavior. Taking the first approach with our example, we could make the...
Entity Framework Plus 是一个用于增强 EF6 和 EF Core 的免费开源库。 它对您的数据库上下文 DbContext 进行了扩展,包括过滤器、审核、缓存、批量删除、批量更新等。 功能特性 批量删除 使用LINQ 直接删除实体,并需在上下文中加载实体。支持设置批处理大小来提高性能。
EF Core can only track one instance of any entity with a given primary key value. The best way to avoid this being an issue is to use a short-lived context for each unit-of-work such that the context starts empty, has entities attached to it, saves those entities, and then the conte...
EF Core 6.0.1 is on NuGet 6.0.2 scheduled for February Latest Community Standup: The EF7 Plan The plan for EF7 has been published. In this episode, the EF Core/.NET Data team reviews the details of the plan and answers live questions about the roadmap. The .NET Data Community Sta...
We have added the EF.Functions property which can be used by EF Core or providers to define methods that map to database functions or operators so that those can be invoked in LINQ queries. The first example of such a method is Like(): ...