大家都在搜：
MySQL Query : SELECT keyword, COUNT(*) as count FROM phpcms_search_log WHERE creat_at > LIMIT 20
MySQL Error : You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'LIMIT 20' at line 1
MySQL Errno : 1064
Message : You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'LIMIT 20' at line 1
MySQL Error : You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'LIMIT 20' at line 1
MySQL Errno : 1064
Message : You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'LIMIT 20' at line 1