用三个sql语句完成INSERT INTO `te` (`1`, `2`, `3`, `4`, `5`) VALUES ('1', '2', '3', '4', '5'); UPDATE `te` SET `2`='x', `3`='x', `4`='x' WHERE `1`='1' AND `2`='2' AND `3`='3' AND `4`='4' AND `5`='5' LIMIT 1; DELETE FROM `te` WHERE `1`='1' AND `2`='x' AND `3`='x' AND `4`='x' AND `5`='5' LIMIT 1;
修改: $sql="update message set message='$_POST[messages]',mtime=now() where messageid=$_GET[messageid]";
UPDATE `te` SET `2`='x', `3`='x', `4`='x' WHERE `1`='1' AND `2`='2' AND `3`='3' AND `4`='4' AND `5`='5' LIMIT 1;
DELETE FROM `te` WHERE `1`='1' AND `2`='x' AND `3`='x' AND `4`='x' AND `5`='5' LIMIT 1;
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delete from tablename where id=?