In this post we will learn about how to change mysql default port number in linux.This is a simple tip but it has many benefits. Question: What are the benefits of changing the default port no. 3306 in mysql-server ? Answer: For security point of view we generally change the port no. of MySQL Server … Read more
In this tutorial we will learn about how to setup MySQL Master Slave replication in CentOS 6.4.In Master-Slave replication one database server (Master) can replicate the databases to one or more MySQL database Server(slave). The Slave server is not required to be connected always with Master Server, once slave server is up and when you … Read more
While using the mysqldump command in one of the MySQL server I got the error mysqldump: Error: Binlogging on server not active . Below given is the quick solution for it. Details of MySQL Server: MySQL Server: mysql-server-5.5.34 Error: Binlogging on server not active Note: The path of my.cnf file In CentOS and Red Hat … Read more
This is a small tip to find mysql commands history without login into mysql server.When we login into MySQL server,generally we uses up and down arrow key to find the history of MySQL commands. Actually the MySQL commands history are saved in file called .mysql_history located in user’s home directory by which he/she logged into … Read more
In this post we will know how to rename table in mysql using command line. It is basic and important command for MySQL database administration. We are doing this practical in MySQL server version 5.5.29. Syntax: Replace the table_name and NEW_TABLE_NAME as per your requirement. ALTER TABLE table_name RENAME NEW_TABLE_NAME Example: See the below given … Read more
In this post we will learn about how to copy the existing table in mysql. The newly copied table does not have data means it will be blank but it has similar rows information from its parent table. After copying the table you have to insert the data by using INSERT command. Follow the given … Read more