{varobjectContext = (ctxasSystem.Data.Entity.Infrastructure.IObjectContextAdapter).ObjectContext;//use objectContext here..} Entity Framework中的Entity类型 POCO Entity (Plain Old CLR Object) 不依赖于任何Framework的类的类
[ConcurrencyCheck]publicstringStudentName {get;set; } } As you can see in the above example, ConcurrencyCheck attribute is applied to existing StudentName property of the Student class. So, Code-First will include StudentName column in update command to check for optimistic concurrency. execsp_exe...
public ConcurrencyCheckAttributeConvention(Microsoft.EntityFrameworkCore.Metadata.Conventions.Infrastructure.ProviderConventionSetBuilderDependencies dependencies); 参数 dependencies ProviderConventionSetBuilderDependencies 包含此约定依赖项的参数对象。 适用于 产品版本 Entity Framework Core 3.0, 3.1, 5.0...
程序集: EntityFramework.dll 用于处理在模型中的属性上找到的 实例 ConcurrencyCheckAttribute 的约定。 C# 复制 public class ConcurrencyCheckAttributeConvention : System.Data.Entity.ModelConfiguration.Conventions.PrimitivePropertyAttributeConfigurationConvention<System.ComponentModel.DataAnnotations.Concurre...
6.4.4 Concurrency Check註解 6.5 事務處理 6.5.1 共享事務處理連接 6.5.2 使用Transaction Scope 6.6 複雜類型的數據對象變更 6.7 小結 第7章 ASP.NET整合應用 7.1 Web Forms與Entity Framework 7.1.1 查詢 7.1.2 更新 7.1.3 刪除 7.1.4 處理單項數據 ...
EntityFramework.CommonTools Extension for EntityFramework and EntityFramework Core that provides: Expandable Extension Methods, Complex Types as JSON, Auditing, Concurrency Checks, Specifications and serializable Transacton Logs.DocumentationExpandable IQueryable Extensions JSON Complex Types Specification Pattern...
EntityFrameworkRepository(r => { r.ExistingDbContext<JobServiceSagaDbContext>(); r.UsePostgres(); }); x.AddSagaRepository<JobTypeSaga>() .EntityFrameworkRepository(r => { r.ExistingDbContext<JobServiceSagaDbContext>(); r.UsePostgres(); }); x.AddSagaRepository<JobAttemptSaga>() .Entity...
EntityFrameworkCore.Diagnostics Microsoft.EntityFrameworkCore.Infrastructure Microsoft.EntityFrameworkCore.InMemory.Metadata.Conventions Microsoft.EntityFrameworkCore.Metadata Microsoft.EntityFrameworkCore.Metadata.Builders Microsoft.EntityFrameworkCore.Metadata.Builders CheckConstraintBuilder CollectionCollectionBuilder ...
In case you missed it, check out the latest EF community standup in which we share and discuss the results of the recent Entity Framework survey. The EF Core Community Standups are live-streamed about once every two weeks. This is your opportunity to interact with the EF team and others...
Concurrency properties that can be modified will also work because the original value, which was assigned to the property when it was retrieved from the database, is recorded. Because this value is set as the original value for the property, Entity Framework will use the original value when ...