Category to track posts in PlanetMySQL
At AWS Re:Invent 2018 there were many great announcements of AWS New Services and New Features, but one basic feature that I’ve been waiting for years to be released is still nowhere to be found.
AWS Elastic Block Storage (EBS) is great and it’s got better through the years, adding different storage types and features like Provisioned […]
Please join Percona’s CEO Peter Zaitsev as he presents MySQL 8 for Developers on Wednesday, December 12th, 2018 at 11:00 AM PST (UTC-7) / 2:00 PM EST (UTC-5).
Register Now
There are many great new features in MySQL 8, but how exactly can they help your application? This session takes a practical look at MySQL 8 […]
Percona is glad to announce the release of Percona XtraBackup 8.0.4 on December 10, 2018. You can download it from our download site and 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 of downtime. Offered free as an open source solution, […]
… or what I should keep in mind in case of disaster
To retrieve and maintain in SQL format the definition of all tables in a database, is a best practice that we all should adopt. To have that under version control is also another best practice to keep in mind.
While doing that may seem […]
Working on a test case with sysbench, I encountered this:
MySQL
mysql> select * from sbtest1 where id = round(rand()*10000, 0);
+——+——–+————————————————————————————————————————-+————————————————————-+
| id | k | c […]
Percona announces the release of Percona Server for MySQL 5.7.24-26 on December 4, 2018 (downloads are available here and from the Percona Software Repositories). This release merges changes of MySQL 5.7.24, including all the bug fixes in it. Percona Server for MySQL 5.7.24-26 is now the current GA release in the 5.7 series. All of Percona’s software is open-source and […]
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Announcing the opening of the Percona Live 2019 Open Source Database Conference call for papers. It will be open from now until January 20, 2019. The Percona Live Open Source Database Conference 2019 takes place May 28-30 in Austin, Texas.
Our theme this year is CONNECT. ACCELERATE. INNOVATE.
As a speaker at Percona Live, you’ll have the opportunity […]
Percona announces the release of Percona Server 5.6.42-84.2 on November 29, 2018 (Downloads are available here and from the Percona Software Repositories).
Based on MySQL 5.6.42, including all the bug fixes in it, Percona Server 5.6.42-84.2 is the current GA release in the Percona Server 5.6 series. All of Percona‘s software is open-source and free.
Improvements
PS-4790: Improve user statistics accuracy
Bugs Fixed
Slave replication could break if upstream bug #74145 (FLUSH […]
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Continuing on the series of blog posts about MySQL High Availability, today we will talk about stale reads and how to overcome this issue.
The Problem
Stale reads is a read operation that fetches an incorrect value from a source that has not synchronized an update operation to the value (source Wiktionary).
A practical scenario is when […]
The settings of MySQL configuration variables have a fundamental impact on the performance of your database system. Sometimes it can be a little tricky to predict how changing one variable can affect others, and especially when dealing with cases like the one I’ll describe in this post, where the outcome is not very intuitive. […]
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