RelationalIndexBuilderExtensions.HasFilter 方法
定義
重要
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多載
HasFilter(IndexBuilder, String) |
設定索引的篩選運算式。 |
HasFilter(IConventionIndexBuilder, String, Boolean) |
設定索引的篩選運算式。 |
HasFilter<TEntity>(IndexBuilder<TEntity>, String) |
設定索引的篩選運算式。 |
HasFilter(IndexBuilder, String)
設定索引的篩選運算式。
public static Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder HasFilter (this Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder indexBuilder, string sql);
public static Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder HasFilter (this Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder indexBuilder, string? sql);
static member HasFilter : Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder * string -> Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder
<Extension()>
Public Function HasFilter (indexBuilder As IndexBuilder, sql As String) As IndexBuilder
參數
- indexBuilder
- IndexBuilder
要設定之索引的產生器。
- sql
- String
索引的篩選運算式。
傳回
進一步設定索引的建立器。
備註
如需詳細資訊和範例,請參閱 索引 。
適用於
HasFilter(IConventionIndexBuilder, String, Boolean)
設定索引的篩選運算式。
public static Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionIndexBuilder HasFilter (this Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionIndexBuilder indexBuilder, string sql, bool fromDataAnnotation = false);
public static Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionIndexBuilder? HasFilter (this Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionIndexBuilder indexBuilder, string? sql, bool fromDataAnnotation = false);
static member HasFilter : Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionIndexBuilder * string * bool -> Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionIndexBuilder
<Extension()>
Public Function HasFilter (indexBuilder As IConventionIndexBuilder, sql As String, Optional fromDataAnnotation As Boolean = false) As IConventionIndexBuilder
參數
- indexBuilder
- IConventionIndexBuilder
要設定之索引的產生器。
- sql
- String
索引的篩選運算式。
- fromDataAnnotation
- Boolean
指出是否使用資料批註來指定組態。
傳回
如果套用組態,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 索引 。
適用於
HasFilter<TEntity>(IndexBuilder<TEntity>, String)
設定索引的篩選運算式。
public static Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder<TEntity> HasFilter<TEntity> (this Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder<TEntity> indexBuilder, string sql);
public static Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder<TEntity> HasFilter<TEntity> (this Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder<TEntity> indexBuilder, string? sql);
static member HasFilter : Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder<'Entity> * string -> Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder<'Entity>
<Extension()>
Public Function HasFilter(Of TEntity) (indexBuilder As IndexBuilder(Of TEntity), sql As String) As IndexBuilder(Of TEntity)
類型參數
- TEntity
正在設定的實體型別。
參數
- indexBuilder
- IndexBuilder<TEntity>
要設定之索引的產生器。
- sql
- String
索引的篩選運算式。
傳回
IndexBuilder<TEntity>
進一步設定索引的建立器。
備註
如需詳細資訊和範例,請參閱 索引 。