DECLARE @tablename varchar(50)
DECLARE @truncatesql varchar(255)
DECLARE TrCun_Cursor CURSOR FOR
select [name] from sysobjects where type = 'U'
--有条件的清空表 name<>'不想清空的表名'--
OPEN TrCun_Cursor
FETCH TrCun_Cursor INTO
@tablename
WHILE(@@fetch_status = 0)
BEGIN
SET @truncatesql = 'truncate table ' + @tablename
--exec(@truncatesql) --当要删除时，就去掉--
PRINT @truncatesql
FETCH TrCun_Cursor INTO @tablename
END
CLOSE TrCun_Cursor
DEALLOCATE TrCun_Cursor