phpMyAdmin is a great tool to manage MySQL and MariaDB database. Every cPanel allows phpMyAdmin interface to manage the hosting database. It is often required to create a database first and then create a user who have full permission on that database only. Here I show step by step how to create database and user in
MySQL Replication skip error This article is written for those who have already installed MySQL GTID based replication. From MySQL 5.6 GTID based replication is started. However, you can again explore how to setup MySQL Replication on the the following links replication-howto replication-gtids-howto Sometimes, replication on Slave server is stopped for many a reasons and
Optimize MySQL innodb_buffer_pool_size InnoDB buffer pool is the size in bytes of the buffer pool, the memory area where InnoDB caches table and index data. The larger you set this value, the less disk I/O is needed to access the same data in tables more than once. On a dedicated database server, you might set
Optimize MySQL tmp_table_size MySQL tmp_table_size is the maximum size of internal in-memory temporary tables. (The actual limit is determined as the minimum of tmp_table_size and max_heap_table_size.) If an in-memory temporary table exceeds the limit, MySQL automatically converts it to an on-disk MyISAM table. The on-disk table is expensive and affects your database performance. The temporary table may
Change MySQL Data Directory In Redhat/CentOS/Fedora MySQL default data directory remains in /var/lib/mysql. Sometimes you need to change MySQL data directory to a new location for many reasons. To change MySQL data directory is an easy task. Here I am showing step by step procedure to change MySQL data directory from its default location /var/lib/mysql
Optimize MySQL query_cache_size The MySQL query_cache_size is an in memory caches that stores the complete result sets of frequent SELECT queries. Instead of issuing the query again to the database engine, MySQL retrieves the result set from the cache and returns that to the client. The bigger query_cache_size can cache more result set. Query has
Important MySQL System Variables MySQL is mostly used open source database which is very fast and effective when you perfectly configure it. In this article I will discuss with some important MySQL system variables which mostly affect MySQL performance. Properly tuned important MySQL system variables will give you a great database experience. We know that
Repair WordPress Database by PhpMyAdmin This post will describe how to “Repair WordPress Database by PhpMyAdmin” in step by step. WordPress use MySQL database; and sometimes MySQL table become inaccessible due to some errors and need to be repaired. “Repair WordPress Database” is an easy procedure but may save you at your very crucial moment.
Optimize WordPress Database by PhpMyAdmin This post will describe how to “Optimize WordPress Database by PhpMyAdmin” in step by step. Now a days, many people even not coming from technical background create and maintain blog website on WordPress. There are many Plugins available for this but thumb role is avoid plugin if possible to do
Fastest way to select a random row from a big MySQL table In this article I will try to explain the “Fastest way to select a random row from a big MySQL table”. Sometimes application developer requires select a random id , rollnumber or something like that from a big MySQL table. If the MySQL