操作符LIKE用于对字符串进行模式匹配,要匹配所有以ab_cd开头的字符串,以下用法不正确的是( )
A.LIKE ‘AB_CD%’
B.LIKE ‘AB__CD%’
C.LIKE ‘AB%_CD%’
D.LIKE ‘AB\_CD%’
E.LIKE ‘AB\_CD%’ ESCAPE ‘\’
正确答案是ABCD
操作符LIKE用于对字符串进行模式匹配,要匹配所有以ab_cd开头的字符串,以下用法不正确的是( )
A.LIKE ‘AB_CD%’
B.LIKE ‘AB__CD%’
C.LIKE ‘AB%_CD%’
D.LIKE ‘AB\_CD%’
E.LIKE ‘AB\_CD%’ ESCAPE ‘\’
正确答案是ABCD