A.yum -y install apache
B.yum -y install httpd
C.yum -y install http
D.yum -y install apachecd

A.select * from wg.user where ID='1103';
B.show * from wg.user where ID='1103';
C.select from wg.user where ID='1103' and *;
D.select table wg.user where ID='1103';