RelationalCommandExtensions.ExecuteScalar 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Storage

程序集:

Microsoft.EntityFrameworkCore.Relational.dll

包:

Microsoft.EntityFrameworkCore.Relational v2.2.6

使用单个标量结果执行命令。

public static object ExecuteScalar (this Microsoft.EntityFrameworkCore.Storage.IRelationalCommand command, Microsoft.EntityFrameworkCore.Storage.IRelationalConnection connection);

static member ExecuteScalar : Microsoft.EntityFrameworkCore.Storage.IRelationalCommand * Microsoft.EntityFrameworkCore.Storage.IRelationalConnection -> obj

<Extension()>
Public Function ExecuteScalar (command As IRelationalCommand, connection As IRelationalConnection) As Object

参数

command

IRelationalCommand

要执行的命令。

connection

IRelationalConnection

要对其执行的连接。

返回

Object

命令的结果。