UpdateAndSelectSqlGenerator.AppendSelectCommandHeader 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Update

程序集:

Microsoft.EntityFrameworkCore.Relational.dll

包:

Microsoft.EntityFrameworkCore.Relational v8.0.0

追加用于启动 的 SELECTSQL 片段。

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

SQL 应追加到的生成器。

operations

IReadOnlyList<IColumnModification>

表示要读取的数据的操作。