1.mysql -hhostname -uuser -ppsword -e "mysql_cmd"
2.
mysql -hhostname -uuser -ppsword << EOF
mysql_cmd
EOF
如下简单例子：
#!/bin/bash
mysql -hservicedb-online -uroot -proot123 -e "use test;select * from tests;" #方法1实例
mysql -hservicedb-online -uroot -proot123 << EOF #方法2实例
use test;
select * tests;
EOF
mobile_t=`/usr/bin/mysql -h"host_name" -u"user_name" -p"pass_word" -D"database" -f <<END-OF-DATA
select mobile from table where name="$name";
END-OF-DATA`