Replication slave lag monitoring using heartbeat and windows batch scripts

Kedar
November 4, 2009

“Show Slave Status” command has a last column “Seconds_Behind_Master”, which gives us idea about how much time slave is lagging behind master. It is an important to be considered parameter…

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how to search / find through all databases, tables, columns in MySQL

Kedar
October 29, 2009

What will you do if one day some one ask you to find single string in all databases, all tables and in all columns, In MySQL Database? This article presents a practical solution…

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MySQL Master Master Replication and auto_increment_increment / auto_increment_offset

Kedar
September 20, 2009

In this post we will see importance of replication related variables auto_increment_increment & auto_increment_offset with respect to MySQL Master Master setup. Consider we’ve already set a master-master replication. Now create…

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Difference MyISAM and InnoDB Storage Engines Mysql

Kedar
January 4, 2009

MyISAM InnoDB Default since version 3.23 Relatively newer Files storage: FRM: table definition, MYD: Actual Data MYI: Index File FRM: table definition .ibd file (concept of table space) or single…

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Choosing between MyISAM and INNODB – MySQL Storage Engines

Kedar
January 1, 2009

After reading at a lot of places for the the single repeatative question, “What engine shall I choose – MyISAM or Innodb?”, this is what I’ve got. Following are points…

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Perl Script for Analyze – Optimize – Repair Mysql Databases

Kedar
January 1, 2009

The perl script is mainly created to avoid manual Mysql Server Maintenance. The script uses Perl module DBI. You need to provide access credentials and database name(optional). Regarding Analyse, Optimize…

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