摘自:https://www.quora.com/What-is-a-schema-in-a-MySQL-database What is schema? In MySQL, physically, a schema is synonymous with a database. You can substitute the keyword schema instead of database in MySQL SQL syntax, for example using create schema…

Drop all tables in MySQL database Answer: MySQL does not have a command for removing all database table(s) without dropping the database, to do so, you need the following tricks: # mysqldump -u[USERNAME] -p[PASSWORD] --add-drop-table --no-data [DATAB…

http://severalnines.com/blog/online-schema-upgrade-mysql-galera-cluster-using-toi-method     As a follow-up to the Webinar on Zero Downtime Schema Changes in Galera Cluster, we’ll now walk you through the detailed steps on how to update your schema.…

一.安装mysql $ sudo apt-get install mysql-server 启动守护进程 $ sudo service mysql start 二.配置mysql服务与连接器 1.安装mysql连接器 $ sudo apt-get install libmysql-java 注:将/usr/share/java/下的连接器jar包copy到$HIVE_HOME/lib下 如图所示 2.设置mysql root密码 $ sudo /usr/bin/mysql_secure_inst…

It is great to be able to build small utilities on top of an excellent RDBMS. Thank you MySQL. This is a small but complex utility to perform online schema change for MySQL. We call it OSC and the source is here. Some ALTER TABLE statements take too…

My favorite way is to pipe a sqldump command to a sql command. You can do all databases or a specific one. So, for instance, mysqldump -uuser -ppassword myDatabase | mysql -hremoteserver -uremoteuser -premoteserverpassword You can do all databases wi…

Writing to a MySQL database from SSIS 出处  :  http://blogs.msdn.com/b/mattm/archive/2009/01/07/writing-to-a-mysql-database-from-ssis.aspx Matt Masson - MSFT  7 Jan 2009 8:32 PM  16 A couple of users reported being unable to use the ADO.NET destination…

本月中国版的MySQL Database on Azure发布了两项新功能: 1.主从复制——只读实例 在这之前Azure上的MySQL数据库也是支持主从复制的,但是只能作为on-premises部署的MySQL的slave实例——Azure上的MySQL数据库是不可以作为master来使用的. 经过本次更新,我们可以给Azure上的MySQL数据库创建一个或者多个slave实例,即:只读实例. 这样就方便用户为使用MySQL的应用实施读写分离,例如:从slave中检索报表.同时也进一步提高了M…

CentOS 7 安装 MySQL Database 1. 现在安装包,MySQL的安装包被分成了社区版和企业版,而本文将记录社区版本MySQL安装过程,下载MySQL版本如下: mysql-5.7.16-linux-glibc2.5-x86_64.tar 解压该压缩包后会得到如下两个压缩包(好麻烦...) mysql-5.7.16-linux-glibc2.5-x86_64.tar.gz mysql-test-5.7.16-linux-glibc2.5-x86_64.tar.gz 这里我们只需…

Phttp://shttp://stackoverflow.com/questions/23376103/python-3-4-0-with-mysql-databasetackoverflow.com/questions/23376103/python-3-4-0-with-mysql-databaseython 3.4.0 with MySQL database   No problem. We won't show you that ad again. Why didn't you lik…