Before installing MySQL instance, we must evaluate the CPU, Memory, Disk IO performance, Disk size, network of the server, also the maximal QPS(Query Per Second), concurrent …
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MySQL/MemSQL/SAP sqlanywhere/SAP IQ – 3 migration issues, isnull & any subquery
Numeric data type SAP IQ – supports up to (126, 38) MySQL/memSQL – support up to 65 digits; https://docs.memsql.com/sql-reference/v6.5/datatypes/ ISNULL vs IFNULL SAP IQ …
Read More »Installing Percona XtraDB Cluster with three nodes on Ubuntu 16.04 Step By Step
Percona XtraDB Cluster is a active/active database clustering solution for MySQL. It ensures high availability, prevents downtime and data loss, and provides linear scalability …
Read More »Script for MySQL Replication Monitoring
As a Database Administrator, Monitoring of database is the most important part. As all we know Prevention is better than cure, So. I am …
Read More »Archive data using pt-archiver
The Percona Toolkit contains many tools for MySQL. Usually, we use the pt-archive to archive our data. Pt-archive can archive the table data to …
Read More »Mysql Galera Cluster for High Availability Solution
Steps to Install & Configure MySQL 3-Node Galera Cluster on CENTOS Step 1: Enabling the Galera Cluster yum repositories. [crayon-6767ae71ca58d424844079/] Step 2: Install …
Read More »Mysql Physical Backup Using Percona Xtrbackup Tool
Percona Xtrabackup is open source backup solution for Percona & mysql server. It will not block the database or very minimal lock while performing …
Read More »Bash Script for Backup of Mysql Users & Privileges
Below is a simple script which backup Mysql users & grants into separate sql file. So,if you are taking particular database backup then this …
Read More »Bash Script for Mysql General Log Rotation
Below is the simple script for monitoring & auditing mysql general logs.This can be set as per the need(eg. daily,horly).It will help in capturing …
Read More »Bash Script for Mysql Error Log Rotation
Below is the simple script for monitoring mysql error logs. You can set the cron jobs as per your need(eg. daily,hourly) [crayon-6767ae71cafc5754626452/] Hope this …
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