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Percona XtraBackup 2.4.3 is now available

 | May 23, 2016 |  Posted In: Events and Announcements, MySQL, Percona Software, Percona XtraBackup

Percona XtraBackup 2.4.3

Percona is glad to announce the GA release of Percona XtraBackup 2.4.3 on May 23rd, 2016. Downloads are available from our download site and from apt and yum repositories. Percona XtraBackup enables MySQL backups without blocking user queries, making it ideal for companies with large data sets and mission-critical applications that cannot tolerate long periods […]

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Estimating potential for MySQL 5.7 parallel replication

 | February 10, 2016 |  Posted In: MySQL 5.7

parallel replication

Unlike MySQL 5.6, where parallel replication can only be used when replicas have several schemas, MySQL 5.7 replicas can read binlog group commit information coming from the master to replicate transactions in parallel even when a single schema is used. Now the question is: how many replication threads should you use? A simple benchmark Let’s […]

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Percona XtraBackup 2.4.0-rc1 is now available

 | February 8, 2016 |  Posted In: MySQL

Percona XtraBackup

Percona is glad to announce the first release candidate of Percona XtraBackup 2.4.0-rc1 on February 8th 2016. Downloads are available from our download site and from apt and yum repositories. This is a Release Candidate quality release and it is not intended for production. If you want a high quality, Generally Available release, the current […]

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MySQL 5.7: Introduction for Operational DBAs

 | February 8, 2016 |  Posted In: MySQL

mysql 5.7

Join us Tuesday, February 16, 2016 9:00am PST (UTC-8) for a webinar on the operational and monitoring features of MySQL 5.7 with Percona CEO Peter Zaitsev. MySQL 5.7 is a great release, providing valuable features for both daily operations and ongoing development. In this, part two of our ongoing 5.7 webinar series, we will look […]

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New GIS Features in MySQL 5.7

 | February 3, 2016 |  Posted In: MySQL 5.7, spatial search

MySQL GROUP_CONCAT

MySQL 5.7 has been released, and there are some exciting new features now available that I’m going to discuss in this blog — specifically around geographic information system (GIS). I’ve used GIS features in MySQL for a long time. In my previous blog entries I’ve shown how to create geo-enabled applications with MySQL 5.6 and use MySQL 5.6 […]

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Finding MySQL Table Size on Disk

 | January 26, 2016 |  Posted In: MySQL 5.7

MySQL table size

So you want to know how much space a given MySQL table takes on disk. Looks trivial, right? Shouldn’t this information be readily available in the INFORMATION_SCHEMA.TABLES? Not so fast! This simple question actually is quite complicated in MySQL. MySQL supports many storage engines (some of which don’t store data on disk at all) and […]

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Upcoming Webinar: MySQL 5.7 in a Nutshell

 | December 2, 2015 |  Posted In: JSON, MySQL, MySQL 5.7

MySQL 5.7

Join Alexander Rubin, Principal Consultant, Percona as he provides an overview of MySQL 5.7 features. Wednesday, December 9, 2015 10:00AM PST (GMT -08:00). MySQL® 5.7 is a great release that has a lot to offer, especially in the areas of development and replication. It provides many new optimizer features for developers, a much more powerful […]

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Transporting tablespace from MySQL 5.6 to MySQL 5.7 (case study)

 | December 1, 2015 |  Posted In: MySQL, MySQL 5.7, Percona XtraBackup

Recently, I was working on a MySQL support ticket where a customer was facing an issue while transporting tablespace from MySQL 5.6 to MySQL 5.7. After closely reviewing the situation, I saw that while importing tablespace they were getting errors such as:

After some research, I found that there is a similar bug reported to MySQL for this issue (https://bugs.mysql.com/bug.php?id=76142), but […]

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MySQL 5.7: CHANGE REPLICATION FILTER online

 | November 4, 2015 |  Posted In: MySQL

shutterstock_253451584

MySQL 5.7 has a lot of enhancements and new features. I summarized this list previously in this blog post. Adding replication filters online is one of the MySQL 5.7 features described in this manual. However, I will describe and summarize a few examples in this blog post. Filtering replication events is also known as Partial Replication. […]

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