MySQL基础知识

mysqldump --opt -hlocalhost -uusername -ppassword --skip-lock-tables databasename>database.sql

mysql> source 路径\**.sql

mysql> set names gbk;
mysql> create database 中文;

mysql> create database `test.test`;

mysql -u root -p -e "select version()"

select count(*) from tablename;

drop table tablename;

select * from tablename limit 5,10;     检索记录行6-15
select * from tablename limit 95,-1;    检索记录行96-last
select * from tablename limit 5;        检索前5个记录行

delete from tablename limit 5;    删除前5个记录行