DiscriminatorBuilder<TDiscriminator>.HasValue 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Metadata.Builders

程序集:

Microsoft.EntityFrameworkCore.dll

包:

Microsoft.EntityFrameworkCore v9.0.0

重载

HasValue(TDiscriminator)	配置要使用的默认鉴别器值。
HasValue(String, TDiscriminator)	配置要用于给定类型的实体的鉴别器值。
HasValue(Type, TDiscriminator)	配置要用于给定类型的实体的鉴别器值。
HasValue<TEntity>(TDiscriminator)	配置要用于给定泛型类型的实体的鉴别器值。

HasValue(TDiscriminator)

Source:

DiscriminatorBuilder%60.cs

配置要使用的默认鉴别器值。

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<TDiscriminator> HasValue (TDiscriminator value);

abstract member HasValue : 'Discriminator -> Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<'Discriminator>
override this.HasValue : 'Discriminator -> Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<'Discriminator>

Public Overridable Function HasValue (value As TDiscriminator) As DiscriminatorBuilder(Of TDiscriminator)

参数

value

TDiscriminator

鉴别器值。

返回

DiscriminatorBuilder<TDiscriminator>

同一生成器，以便可以链接多个调用。

HasValue(String, TDiscriminator)

Source:

DiscriminatorBuilder%60.cs

配置要用于给定类型的实体的鉴别器值。

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<TDiscriminator> HasValue (string entityTypeName, TDiscriminator value);

abstract member HasValue : string * 'Discriminator -> Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<'Discriminator>
override this.HasValue : string * 'Discriminator -> Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<'Discriminator>

Public Overridable Function HasValue (entityTypeName As String, value As TDiscriminator) As DiscriminatorBuilder(Of TDiscriminator)

参数

entityTypeName

String

为其设置鉴别器值的实体类型的名称。

value

TDiscriminator

鉴别器值。

返回

DiscriminatorBuilder<TDiscriminator>

同一生成器，以便可以链接多个调用。

HasValue(Type, TDiscriminator)

Source:

DiscriminatorBuilder%60.cs

配置要用于给定类型的实体的鉴别器值。

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<TDiscriminator> HasValue (Type entityType, TDiscriminator value);

abstract member HasValue : Type * 'Discriminator -> Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<'Discriminator>
override this.HasValue : Type * 'Discriminator -> Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<'Discriminator>

Public Overridable Function HasValue (entityType As Type, value As TDiscriminator) As DiscriminatorBuilder(Of TDiscriminator)

参数

entityType

Type

为其设置鉴别器值的实体类型。

value

TDiscriminator

鉴别器值。

返回

DiscriminatorBuilder<TDiscriminator>

同一生成器，以便可以链接多个调用。

HasValue<TEntity>(TDiscriminator)

Source:

DiscriminatorBuilder%60.cs

配置要用于给定泛型类型的实体的鉴别器值。

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<TDiscriminator> HasValue<TEntity> (TDiscriminator value);

abstract member HasValue : 'Discriminator -> Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<'Discriminator>
override this.HasValue : 'Discriminator -> Microsoft.EntityFrameworkCore.Metadata.Builders.DiscriminatorBuilder<'Discriminator>

Public Overridable Function HasValue(Of TEntity) (value As TDiscriminator) As DiscriminatorBuilder(Of TDiscriminator)

类型参数

TEntity

为其设置鉴别器值的实体类型。

参数

value

TDiscriminator

鉴别器值。

返回

DiscriminatorBuilder<TDiscriminator>

同一生成器，以便可以链接多个调用。