SqlServerModelBuilderExtensions.HasIdentityColumnIncrement 方法

定义

配置 SQL Server IDENTITY 的默认增量。

public static Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionModelBuilder HasIdentityColumnIncrement (this Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionModelBuilder modelBuilder, int? increment, bool fromDataAnnotation = false);
public static Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionModelBuilder? HasIdentityColumnIncrement (this Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionModelBuilder modelBuilder, int? increment, bool fromDataAnnotation = false);
static member HasIdentityColumnIncrement : Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionModelBuilder * Nullable<int> * bool -> Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionModelBuilder
<Extension()>
Public Function HasIdentityColumnIncrement (modelBuilder As IConventionModelBuilder, increment As Nullable(Of Integer), Optional fromDataAnnotation As Boolean = false) As IConventionModelBuilder

参数

modelBuilder
IConventionModelBuilder

模型生成器。

increment
Nullable<Int32>

添加到加载的前一行的标识值的增量值。

fromDataAnnotation
Boolean

指示配置是否是使用数据注释指定的。

返回

如果应用了配置,则为同一生成器实例, null 否则为 。

注解

有关详细信息和示例,请参阅为实体类型和关系建模和使用 EF Core 访问SQL Server和Azure SQL数据库

适用于