Subject Views Written By Posted Query multiple databases 10238 Tugdual de LASSAT October 17, 2013 04:07AM Re: Query multiple databases 3914 Rick James October 18, 2013 08:45AM Sorry, you can't reply to this topic. It has been closed....
How can a MySQL query return data from multiple tables?Steve Perry
MySQL for OEM/ISV Over 2000 ISVs, OEMs, and VARs rely on MySQL as their products' embedded database to make their applications, hardware and appliances more competitive, bring them to market faster, and lower their cost of goods sold. ...
I need to optimize the query which has multiple joins. And also with multiple OR AND conditions which varies depending upon the user input. The query which gets generated is: SELECT emp.name as entryby, l.cname as location_name, sp.product AS product_name, sp.refcode as pro_refcode, ...
ReturnSingleDatabase: A logical (true/false) that sets whether to return all tables of all databases (if false) or to return tables and views of the specified database (if true). The default value is false. HierarchicalNavigation: A logical (true/false) that sets whether to view the tabl...
A, –all-databases 表示所有库 -a, –analyze 分析表 -o, –optimize 优化表 -r, –repair 修复表错误 -c, –check 检查表是否出错 –auto-repair 自动修复损坏的表 -B, –databases 选择多个库 -1, –all-in-1 Use one query per database with tables listed in a comma separated way -C, –...
shell> mysqldump -u用户名 -p密码 --all-databases --master-data=1> dbdump.db 这里的用户是主服务器的用户 如果不使用--master-data参数,则需要手动锁定单独会话中的所有表。 2、从主服务器中使用scp或rsync等工具,把备份出来的数据传输到从服务器中。
show databases; show create database db1; select database(); 查看当前操作的是哪个数据库 5、其他操作 use db1 #选择数据库 二、导入导出 1、导出数据库数据:#语法:#mysqldump -h 服务器 -u用户名 -p密码 数据库名 > 备份文件.sql#示例:#单库备份mysqldump -uroot -p123 -B db1 >db1.sql ...
MySQL replication is based on the master server keeping track of all changes to your databases (updates, deletes, and so on) in its binary logs. Therefore, to use replication, you must enable binary logging on the master server. MySQL has several different log files that can help you find...
Re: Multiple Databases - Search and retrieve. 2948 Rick James July 14, 2011 09:46AM Sorry, you can't reply to this topic. It has been closed. Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance by Oracle and does not neces...