entity-framework-core

英文: How to stop creating extra records in joined tables when I create new record in join table in EF...

英文: EF Core 7.0 Error: "Add the entity seed to 'X' and specify the foreign key values&q...

英文: How to populate complex entity from flat table 问题 I have a table which is flat from which data i...

英文: Entity Framework does not throw an error, but I see it in debug mode 问题 The code you provided ap...

英文: Mocking IQueryable object in TenantDbContext 问题 这里是我的DbContext方法： public class TenantDbContext :...

英文: EF Core shadow column 问题 EF Core为你的模型“RidePrice”添加“RideId1”属性的原因是因为在实体类型中存在一个与之冲突的简单名称为“RideId”的...

英文: How to make a mapping from c# method to a SQL function 问题 Goal: 从数据库函数 TestBool 中获取值。 Problem: 我...

英文: Data is not being written to SQL database 问题 我正在尝试使用 ASP.NET Core 6 构建具有数据持久性的实时聊天应用程序。 我的问题是：我配...

英文: Entity Framework Core; how to use a many-to-many table's composite key as a foreign key? 问题 ...

英文: How to write universal optimistic concurrency Timestamp column that works with SQL Server and wi...