??????redhatcentos ??php-mysql???
????1????????????yum????rpm??????
????[root@localhost yum.repos.d]# rpm -qa  //????????е?????????????????
????[root@localhost yum.repos.d]# rpm -ql php-mysql-5.4.16-23.el7_0.3.x86_64
????/etc/php.d/mysql.ini
????/etc/php.d/mysqli.ini
????/etc/php.d/pdo_mysql.ini
????/usr/lib64/php/modules/mysql.so
????/usr/lib64/php/modules/mysqli.so
????/usr/lib64/php/modules/pdo_mysql.so
????2??????????????
????2.1???????????rpm???????????????????????????????????????????????
????[root@localhost yum.repos.d]# ps -aux ????????????????????????
????2.2????????????????????????????????棬??????/etc/rc.d/?????????????????????????????
???????????????????find????
????find / -name *?????*