一、

https://m.656463.com/wenda/mysqlazwzyygcmdmlwyhczjmwxsbshxyzsmgja1206_52

 

二、

https://zhidao.baidu.com/question/361203127.html?qbl=relate_question_0&word=MySQL%CA%B9%D3%C3%D3%D0%C3%BB%D3%D0%BE%DF%CC%E5%B5%C4%C8%ED%BC%FE%2C%D6%BB%C4%DC%CD%A8%B9%FDCMD%C3%FC%C1%EE%C2%F0