UpdateSqlGenerator.AppendSelectCommandHeader 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Update

程序集:

Microsoft.EntityFrameworkCore.Relational.dll

程序包:

Microsoft.EntityFrameworkCore.Relational v6.0.0

重载

名称	说明
AppendSelectCommandHeader(StringBuilder, IReadOnlyList<IColumnModification>)	追加 SQL 片段以启动 SELECT。

AppendSelectCommandHeader(StringBuilder, IReadOnlyList<IColumnModification>)

Source:

UpdateSqlGenerator.cs

追加 SQL 片段以启动 SELECT。

protected virtual void AppendSelectCommandHeader(System.Text.StringBuilder commandStringBuilder, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> operations);

abstract member AppendSelectCommandHeader : System.Text.StringBuilder * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> -> unit
override this.AppendSelectCommandHeader : System.Text.StringBuilder * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> -> unit

Protected Overridable Sub AppendSelectCommandHeader (commandStringBuilder As StringBuilder, operations As IReadOnlyList(Of IColumnModification))

参数

commandStringBuilder

StringBuilder

应向其追加 SQL 的生成器。

operations

IReadOnlyList<IColumnModification>

表示要读取的数据的操作。