只有在使用列列表并且IDENTITY_INSERT为ON时,才能指定表'COM_MST'中标识列的显式值

Nis*_*sar 2 sql-server identity

不知道为什么这段代码没有执行...

SET IDENTITY_INSERT COM_MST ON
GO
INSERT INTO COM_MST 
SELECT * FROM COM_MST_DEL
Run Code Online (Sandbox Code Playgroud)

并显示错误

An explicit value for the identity column in table 'COM_MST' can only be specified when a column list is used and IDENTITY_INSERT is ON.
Run Code Online (Sandbox Code Playgroud)

use*_*839 8

您必须在insert语句中指定列