MySQL数据导入导出csv文件命令
MySql数据库导出csv文件命令:
mysql> select first_name,last_name,email from account into outfile 'e:\\output1.csv' fields terminated by ','optionally enclosed by ''lines terminated by '\n';
csv文件效果:
sunny
Grigoryan
lovechoosesun@gmail.com
Jon
Siegal
sun@riliantech.net
Joe
Siegal
zhao@gmail.com
alejandro
medina
wei@gmail.com
cvs文件导入MySql数据库命令:
mysql> load data local infile 'e:\\input1.csv' into table test1 fields termin
ated by ','lines terminated by '\n'(first_name,last_name,email);
Query OK, 1 row affected, 1 warning (0.00 sec)
Records: 69 Deleted: 0 Skipped: 68 Warnings: 0
mysql> select * from test1;
+----+------------+-----------+--------------------------+
| id | first_name | last_name | email |
+----+------------+-----------+--------------------------+
| 0 | sunny | Grigoryan | lovechoosesun@gmail.com
+----+------------+-----------+--------------------------+
FIELDS TERMINATED BY ---- 字段终止字符
OPTIONALLY ENCLOSED BY ---- 封套符
LINES TERMINATED BY ---- 行终止符
相关文档:
http://www.cnblogs.com/amboyna/archive/2009/11/16/1603867.html
有一段日子了,曾经设置了一次记录在mysql中查询慢于1秒钟的SQL语句。刚才突然回想设置的方法,有几个参数的名称死活回忆不起来了,于是重新整理一下,自己做个笔记。
对于排查问题找出性能瓶颈来说,最容易发现并解决的问题就是MYSQL的慢查询以及没有得 ......
MySQL导入导出.sql文件步骤如下:
一.MySQL的命令行模式的设置:
桌面->我的电脑->属性->环境变量->新建->
PATH=“;path\mysql\bin;”其中path为MySQL的安装路径。
二.简单的介绍一下命令行进入MySQL的方法:
1.C:\>mysql -h hostname -u username -p
按ENTER键,等待然后输入密码。这 ......
语法:
/usr/local/mysql/bin/mysqladmin -u username -p newpassword
系统会提示您输入旧密码:
按Enter后,系统将旧的密码改成newpassword,
注意newpassword不是命令,是一个字串,就是新密码的字串,你可以更改成其它的.
-u后面跟着是用户名,就是你所要更改的用户名. ......
1、MYSQL的安装
1)首先当然是下载源码包咯,如:mysql-5.0.27的安装,http://www.mysql.com
2)解压缩,>tar -zxvf mysql-5.0.27.tar.gz
3)解压完成,进入mysql-5.0.27文件夹,>cd mysql-5.0.27
4)安装配置,>./configure --prefix=/opt/mysql --with-extra-charsets=all --with-unix-socket-path=/opt/m ......