1.连接数据库
shell:
Mysql -u$user -p [$database]
Php:
$con = mysql_connect($Host,$DbaUser,$DbaPassword);
2.展示数据库,选择数据库
show databases;
show tables;
describe table;
Shell:
Use mysql
Php:
$db_selected = mysql_select_db($Database,$con);
3.查询数据
Mysql 子命令:
Select * from table where
Php:
$sql = "select * from showlimits_$Dtime order by R_RATE desc";
$result = mysql_query($sql,$con);
允许某台主机访问数据库
mysql子命令下:
GRANT ALL PRIVILEGES ON *.* TO 'root'@'10.26.170.14' IDENTIFIED BY 'mypassword' WITH GRANT OPTION;
flush privileges;
mysql 数据类型:http://www.cnblogs.com/bukudekong/archive/2011/06/27/2091590.html
select now(); 可获取当前时间
phpadmin 安装过程:http://www.51099.com/comp/damy/20101012/353921.html