MySQL

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Percona Database Performance Blog 2018 Year in Review: Top Blog Posts

Percona Database Performance Blog

Let’s look at some of the most popular Percona Database Performance Blog posts in 2018.
The closing of a year lends itself to looking back. And making lists. With the Percona Database Performance Blog, Percona staff and leadership work hard to provide the open source community with insights, technical support, predictions and metrics around multiple […]

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Percona Server for MySQL 5.7.24-27 Is Now Available

Percona Server for MySQL 8.0

Percona announces the release of Percona Server for MySQL 5.7.24-27 on December 19, 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 5.7.24-27 is now the current GA release in the 5.7 series. All of Percona’s software is open-source and […]

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Amazon RDS Aurora Serverless – The Basics

amazon aurora serverless

When I attended AWS Re:Invent 2018, I saw there was a lot of attention from both customers and the AWS team on Amazon RDS Aurora Serverless. So I decided to take a deeper look at this technology, and write a series of blog posts on this topic.
In this first post of the series, you will learn […]

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AWS Elastic Block Storage (EBS) – Can We Get It Truly Elastic?

very old disk storage

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 […]

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Upcoming Webinar Wed 12/12: MySQL 8 for Developers

MySQL 8 for Developers

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 […]

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Percona XtraBackup 8.0.4 Is Now Available

Percona XtraBackup 8.0

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, […]

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MySQL 8 and The FRM Drop… How To Recover Table DDL

MySQL 8 frm drop recover ddl

… 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 […]

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Nondeterministic Functions in MySQL (i.e. rand) Can Surprise You

MySQL non deterministic functions rand

Working on a test case with sysbench, I encountered this:

MySQL

mysql> select * from sbtest1 where id = round(rand()*10000, 0);
+——+——–+————————————————————————————————————————-+————————————————————-+
| id | k | c […]

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Percona Server for MySQL 5.7.24-26 Is Now Available

Percona Server for MySQL 8.0

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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Percona Live 2019 Call for Papers is Now Open!

Percona Live CFP 2019

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 […]

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