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MySQL常用

2015-06-13 11:43 399 查看
写于2011年,mysql5.1

1、导入导出

select * from f_pc_user_cndt_20101128 into outfile 'd:/f.txt' Fields Terminated By ',' Lines Terminated By '\n'
LOAD DATA local INFILE 'd:/f.txt' IGNORE into table f_pc_user_cndt_20101128 Fields Terminated By ',' Lines Terminated By '\n';


2、启动

/etc/init.d/mysqld-ib restart
/usr/local/infobright/bin/mysqld_safe --defaults-file=/etc/my.cnf --user=mysql &


3、执行文件

mysql -uroot -ppassword fdp < fdp.sql


4、登录

/usr/local/mysql/bin/mysql -uroot -p123456
mysql -uroot -h127.0.0.1 -pemaradmin


5、创建用户

create database cuixz;
GRANT ALL ON *.* TO cuixz@'%' IDENTIFIED BY 'cuixz'


6、查所有表

select trim(table_name), trim(table_comment), table_schema from information_schema.tables where table_schema in {0} order by table_schema, table_name


7、查表的列

select trim(column_name), trim(column_comment), column_type, case when left(column_key,1) = 'P' then 'Y' end, is_nullable from information_schema.columns where table_schema ='{0}' and table_name = '{1}' order by ordinal_position


8、查看变量:

SHOW VARIABLES LIKE 'character%'
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