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1. mysql -uroot ;
2.mysql -h ip -ubusiusr -pbusiusr newdrmdb;
3.show databases ; //ÏÔʾËùÓеÄÊý¾Ý¿â ;
4.show tables ; //ÏÔʾËùÓеıí ;
5.set names gbk ; //ÉèÖÃ×Ö·û¼¯ ;
6.desc tmonthfees201004 ; //ÏÔʾ±í½á¹¹ ;
7.alter table tcontents change cVersion cVersion varchar(128) null ; //ÐÞ¸Ämysql±íÖÐ×ֶεÄÊôÐÔ ;
8. show index from tcontents from newdrmdb;
show index from newdrmdb.tcontents ;
show keys from tcontents ;
show indexes from tcontents ; //²é¿´±íµÄË÷Òý ;
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ÔÚmysqlÖÐÊäÈëSHOW variables like "have_%"²é¿´£¬ÏÔʾÈçÏ£º
mysql> SHOW variables like "have_%";
+-----------------------+----------+
| Variable_name | Value |
+-----------------------+----------+
| have_archive   ......
/*²éѯÊý¾Ý¿â*/
show databases;
/*´´½¨Êý¾Ý¿â*/
create database dengheping;
/*ʹÓÃÊý¾Ý¿â*/
use dengheping;
/*´´½¨±í*/
create table user(id int primary key auto_increment,name char(255));
/*²éѯ±í*/
show tables;
/*ÏÔʾ±í½á¹¹*/
desc user;
/*²åÈë×Ö¶Î*/
alter table user add password varchar(6 ......
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