mysql -e 可以操作各种sql
#!/bin/sh host="localhost" username="root" password="123456" port="3306" dbname="news" isql="select * from userinfo" mysql -h${host} -P${port} -u${username} -p${password} ${dbname} -e"${isql}"
#!/bin/sh host="localhost" username="root" password="123456" port="3306" dbname="news" isql="select * from userinfo" mysql -h${host} -P${port} -u${username} -p${password} ${dbname} -e"${isql}"