模糊查询

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select * from tblstudent--查询的是以张开头的所有的名字select * from tblstudent where TSName like '张%'--查询的是以张开头的名字,只有两个字select * from tblstudent where TSName like '张_'--查询的是以张开头的名字,三个字select * from TblStudent where tSName like '张%' and LEN(tSName)=3--第二种select * from tblstudent where TSName like '张__'查询以张开头的名字中有字母的,三个字select * from TblStudent where tSName like '张[a-z]%'select * from TblStudent where TSName like '%张%'select * from TblStudent where TSName like '张[%]%'select * from TblStudent where tSName like '张[0-9]_'select * from TblStudent where tSName like '张[^0-9]_'