RelationalPropertyBuilderExtensions.HasComment 方法

  • 參考

定義

命名空間:
Microsoft.EntityFrameworkCore
組件:
Microsoft.EntityFrameworkCore.Relational.dll
套件:
Microsoft.EntityFrameworkCore.Relational v3.0.0
套件:
Microsoft.EntityFrameworkCore.Relational v3.1.0
套件:
Microsoft.EntityFrameworkCore.Relational v5.0.0
套件:
Microsoft.EntityFrameworkCore.Relational v6.0.0
套件:
Microsoft.EntityFrameworkCore.Relational v7.0.0
套件:
Microsoft.EntityFrameworkCore.Relational v8.0.0

多載

HasComment(PropertyBuilder, String)

設定要套用至資料行的批註
HasComment(IConventionPropertyBuilder, String, Boolean)

設定要套用至資料行的批註
HasComment<TProperty>(PropertyBuilder<TProperty>, String)

設定要套用至資料行的批註

HasComment(PropertyBuilder, String)

設定要套用至資料行的批註

public static Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder HasComment (this Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder propertyBuilder, string comment);
public static Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder HasComment (this Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder propertyBuilder, string? comment);
static member HasComment : Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder * string -> Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder
<Extension()>
Public Function HasComment (propertyBuilder As PropertyBuilder, comment As String) As PropertyBuilder

參數

propertyBuilder
PropertyBuilder

要設定之屬性的產生器。

comment
String

資料行的批註。

傳回

PropertyBuilder

相同的產生器實例，以便鏈結多個呼叫。

備註

如需詳細資訊和範例，請參閱 模型化實體類型和關聯 性。

適用於

HasComment(IConventionPropertyBuilder, String, Boolean)

設定要套用至資料行的批註

public static Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionPropertyBuilder HasComment (this Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionPropertyBuilder propertyBuilder, string comment, bool fromDataAnnotation = false);
public static Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionPropertyBuilder? HasComment (this Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionPropertyBuilder propertyBuilder, string? comment, bool fromDataAnnotation = false);
static member HasComment : Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionPropertyBuilder * string * bool -> Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionPropertyBuilder
<Extension()>
Public Function HasComment (propertyBuilder As IConventionPropertyBuilder, comment As String, Optional fromDataAnnotation As Boolean = false) As IConventionPropertyBuilder

參數

propertyBuilder
IConventionPropertyBuilder

要設定之屬性的產生器。

comment
String

資料行的批註。

fromDataAnnotation
Boolean

指出是否已使用資料批註指定組態。

傳回

IConventionPropertyBuilder

如果已套用組態，則為相同的產生器實例， null 否則為 。

備註

如需詳細資訊和範例，請參閱 模型化實體類型和關聯 性。

適用於

HasComment<TProperty>(PropertyBuilder<TProperty>, String)

設定要套用至資料行的批註

public static Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder<TProperty> HasComment<TProperty> (this Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder<TProperty> propertyBuilder, string comment);
public static Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder<TProperty> HasComment<TProperty> (this Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder<TProperty> propertyBuilder, string? comment);
static member HasComment : Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder<'Property> * string -> Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder<'Property>
<Extension()>
Public Function HasComment(Of TProperty) (propertyBuilder As PropertyBuilder(Of TProperty), comment As String) As PropertyBuilder(Of TProperty)

類型參數

TProperty

正在設定之屬性的型別。

參數

propertyBuilder
PropertyBuilder<TProperty>

要設定之屬性的產生器。

comment
String

資料行的批註。

傳回

PropertyBuilder<TProperty>

相同的產生器實例，以便鏈結多個呼叫。

備註

如需詳細資訊和範例，請參閱 模型化實體類型和關聯 性。

適用於