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Fixing ER_MASTER_HAS_PURGED_REQUIRED_GTIDS when pointing a slave to a different master

 | July 2, 2018 |  Posted In: GTID, MySQL, Replication

gtid auto position

GTID replication has made it convenient to setup and maintain MySQL replication. You need not worry about binary log file and position thanks to GTID and auto-positioning. However, things can go wrong when pointing a slave to a different master. Consider a situation where the new master has executed transactions that haven’t been executed on […]

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Percona XtraDB Cluster 5.7.22-29.26 Is Now Available

 | June 29, 2018 |  Posted In: Events and Announcements, High-availability, MySQL, Percona Software, Percona XtraDB Cluster, ProxySQL

Percona XtraDB Cluster 5.7

Percona announces the release of Percona XtraDB Cluster 5.7.22-29.26 (PXC) on June 29, 2018. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster 5.7.22-29.26 is now the current release, based on the following: Percona Server for MySQL 5.7.22 Galera/Codership WSREP API Release 5.7.21 Galera Replication library 3.23 Deprecated The following variables […]

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Percona XtraDB Cluster 5.6.40-26.25 Is Now Available

 | June 20, 2018 |  Posted In: Events and Announcements, High-availability, MySQL, Percona Software, Percona XtraDB Cluster, ProxySQL

Percona XtraDB Cluster 5.7

Percona announces the release of Percona XtraDB Cluster 5.6.40-26.25 (PXC) on June 20, 2018. Binaries are available from the downloads section or our software repositories. Percona XtraDB Cluster 5.6.40-26.25 is now the current release, based on the following: Percona Server for MySQL 5.6.40 Galera/Codership WSREP API Release 5.6.39 Galera Replication library 3.23 All Percona software […]

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Webinar Wed, 5/23: Troubleshooting MySQL Concurrency Issues with Load Testing Tools

 | May 21, 2018 |  Posted In: Insight for DBAs, Insight for Developers, MySQL, Technical Webinars

Benchmarking tools for troubleshooting

Please join Percona’s Principal Support Escalation Specialist, Sveta Smirnova, as she presents Troubleshooting MySQL Concurrency Issues with Load Testing Tools on Wednesday, May 23, 2018 at 11:00 AM PDT (UTC-7) / 2:00 PM EDT (UTC-4). Register Now   Normally, we use benchmarking tools when we are developing applications. When applications are deployed, benchmarks tests are usually too […]

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Binlog and Replication Improvements in Percona Server for MySQL

 | April 16, 2018 |  Posted In: InnoDB, Insight for DBAs, MariaDB, MySQL

Percona Server for MySQL 5.6

Due to continuous development and improvement, Percona Server for MySQL incorporates a number of improvements related to binary log handling and replication. This results in replication specifics, distinguishing it from MySQL Server. Temporary tables and mixed logging format Summary of the fix: As soon as some statement involving temporary tables was met when using a mixed binlog format, MySQL […]

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Using ProxySQL and VIRTUAL Columns to Solve ORM Issues

 | March 29, 2018 |  Posted In: MySQL, ProxySQL

ProxySQL 1.4.9

In this blog post, we’ll look at using ProxySQL and VIRTUAL columns to solve object-relational mapping (ORM) issues. There are a lot of web frameworks all around. Programmers and web designers are using them to develop and deploy any website and web application. Just to cite some of the most famous names: Drupal, Ruby on […]

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