如何用SQL语句查询表中自增长列的列名_Sql Server

怎么用SQL语句查询表中自增长列的列名
SELECT * FROM SysColumns WHERE id=Object_Id('tablename') 可以得到列的属性但是不懂哪个是自增长标识求解

------解决方案--------------------

SQL code

create table tb(id int identity,col varchar(20))SELECT NAME FROM SYS.COLUMNS WHERE OBJECT_ID=OBJECT_ID('TB') AND IS_IDENTITY=1/*NAME--------------------------------------------------------id(1 行受影响)*/GODROP TABLE TB