SQL模糊查找

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/*********************实现模糊查找**************************/
SELECT [UserId]
,[UserName]
,[UserLoginName]
,[UserLoginPwd]
,[RoleId]
FROM [DBDemo].[dbo].[tblUser]
--****************[%]转义********************
where username like '%[%]'
SELECT [UserId]
,[UserName]
,[UserLoginName]
,[UserLoginPwd]
,[RoleId]
FROM [DBDemo].[dbo].[tblUser]
where CHARINDEX ('%',username)>0----------模糊查找
PRINT CONVERT(VARCHAR,GETDATE(),23)------------显示时间