MutableEntityTypeExtensions.GetOrAddIndex 方法

定义

命名空间:

Microsoft.EntityFrameworkCore

程序集:

Microsoft.EntityFrameworkCore.dll

包:

Microsoft.EntityFrameworkCore v2.2.6

重载

GetOrAddIndex(IMutableEntityType, IMutableProperty)	获取在给定属性上定义的索引，如果尚未定义索引，则创建一个新索引。
GetOrAddIndex(IMutableEntityType, IReadOnlyList<IMutableProperty>)	获取在给定属性上定义的索引，如果尚未定义索引，则创建一个新索引。

GetOrAddIndex(IMutableEntityType, IMutableProperty)

获取在给定属性上定义的索引，如果尚未定义索引，则创建一个新索引。

public static Microsoft.EntityFrameworkCore.Metadata.IMutableIndex GetOrAddIndex (this Microsoft.EntityFrameworkCore.Metadata.IMutableEntityType entityType, Microsoft.EntityFrameworkCore.Metadata.IMutableProperty property);

static member GetOrAddIndex : Microsoft.EntityFrameworkCore.Metadata.IMutableEntityType * Microsoft.EntityFrameworkCore.Metadata.IMutableProperty -> Microsoft.EntityFrameworkCore.Metadata.IMutableIndex

<Extension()>
Public Function GetOrAddIndex (entityType As IMutableEntityType, property As IMutableProperty) As IMutableIndex

参数

entityType

IMutableEntityType

要获取索引或向其添加索引的实体类型。

property

IMutableProperty

要编制索引的属性。

返回

IMutableIndex

现有索引或新创建的索引。

GetOrAddIndex(IMutableEntityType, IReadOnlyList<IMutableProperty>)

获取在给定属性上定义的索引，如果尚未定义索引，则创建一个新索引。

public static Microsoft.EntityFrameworkCore.Metadata.IMutableIndex GetOrAddIndex (this Microsoft.EntityFrameworkCore.Metadata.IMutableEntityType entityType, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IMutableProperty> properties);

static member GetOrAddIndex : Microsoft.EntityFrameworkCore.Metadata.IMutableEntityType * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IMutableProperty> -> Microsoft.EntityFrameworkCore.Metadata.IMutableIndex

<Extension()>
Public Function GetOrAddIndex (entityType As IMutableEntityType, properties As IReadOnlyList(Of IMutableProperty)) As IMutableIndex

参数

entityType

IMutableEntityType

要获取索引或向其添加索引的实体类型。

properties

IReadOnlyList<IMutableProperty>

要编制索引的属性。

返回

IMutableIndex

现有索引或新创建的索引。