sql去重語句 sql語句“不包含”怎么寫?
sql語句“不包含”怎么寫?SQL語句使用like和not like處理包含和不包含關(guān)系的方法。1類SQL運算符語法中的“%”是通配符,這意味著任何字符select*from TT where tes
sql語句“不包含”怎么寫?
SQL語句使用like和not like處理包含和不包含關(guān)系的方法。1類SQL運算符語法中的“%”是通配符,這意味著任何字符select*from TT where test Column like%d%”2uselect*from TT where test for records with the character“d”at the beging of the Column field Column like“d%”3uselect*from TT where test for the records with the character“d”at the Column field Column like%d”4從TT where test for the Column field Column with the character“d”at the。Not like不包含檢索測試uSELECT*from TT where測試列字段不包含字符“d”uCOLUMN Not like %d%“
sql語句“不包含”怎么寫?
Select*from table name where XM Not like “*small*”Select*from table name where XM “*small*”Select*from table name where Not(XM=“*small*”)Select*from table name where XM not in(“*small*”)
Select*from tablename wherexmnotlike“*small*”Select*from tablename wherexm<>“*small*”Select*from tablename wherenot(XM=“*small*”)Select*from tablename wherexmnotin(“*small*”)