MySQL Query : SELECT * FROM v9_ask_question WHERE 1=1 AND question regexp '(可以用|python|服务器|c++|客户机|建立|tcp|ip|套接|字)' ORDER BY qid DESC LIMIT 20 MySQL Error : Got error 'repetition-operator operand invalid' from regexp MySQL Errno : 1139 Message : Got error 'repetition-operator operand invalid' from regexp Need Help?