Please join Percona’s Principal Support Engineer Sveta Smirnova as she presents Billion Goods in Few Categories: How Histograms Save a Life?
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We store data with the intention to use it: search, retrieve, group, sort, etc. To perform these actions effectively, MySQL storage engines index data and communicate statistics with the Optimizer when […]
Please join Percona’s Bug Analyst, Lalit Choudhary as he presents his talk MySQL 8.0 Architecture and Enhancement on Tuesday, April 9th, 2019 at 6:00 AM PDT (UTC-7) / 9:00 AM EDT (UTC-4).
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The release of MySQL 8.0 offers much more to users compared to previous releases. There are major changes in architecture as well […]
Please join Percona’s Principal Support Engineer, Sveta Smirnova, as she presents MySQL Performance Schema in 1 hour on Thursday, March 21st, 2019, at 10:00 am PDT (UTC-7) / 1:00 pm EDT (UTC-4).
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MySQL 8.0 Performance Schema is a mature tool, used by humans and monitoring products. It was born in 2010 as “a feature […]
Join Percona Support Engineer, Vinicius Grippa, as he presents his talk Enhancing MySQL Security on Thursday, March 7th, 2019 at 7:00 AM PST (UTC-8) / 10:00 AM EST (UTC-5).
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Security is always a challenge when it comes to data. What’s more, regulations like GDPR add a whole new layer on top of it, with […]
Percona is glad to announce the release of Percona XtraBackup 8.0.5 on March 4, 2019. 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 of downtime. Offered free as an open source […]
Last week I came across a bug in MySQL 8.0, which meant that the absence of mysql.user leads to auto-apply of –skip-grant-tables (#94394) would leave MySQL running in an undesirable state. My colleague Sveta Smirnova blogged about the issue and it also caught the interest of Valeriy Kravchuk in Fun with Bugs #80 – […]
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Percona Server for MySQL 8.0 comes with enterprise grade total data encryption features. However, there is always the question of how much overhead – or performance penalty – comes with the data decryption. As we saw in my networking performance post, SSL under high concurrency might be problematic. Is this the case for data […]
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MySQL 8.0.15 performs worse in sysbench oltp_read_write than MySQL 5.7.25
Initially I was testing group replication performance and was puzzled why MySQL 8.0.15 performs consistently worse than MySQL 5.7.25.
It appears that a single server instance is affected by a performance degradation.
My testing setup
Hardware details:
Bare metal server provided by packet.net, instance size: c2.medium.x86
24 Physical Cores @ […]
Please join Percona’s MySQL Product Manager, Tyler Duzan as he presents Walkthrough of Percona Server MySQL 8.0 on Wednesday, January 9th at 11:00 AM PDT (UTC-7) / 2:00 PM (UTC-4).
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Our Percona Server for MySQL 8.0 software is the company’s free, enhanced, drop-in replacement for MySQL Community Edition. The software includes all of the […]
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).
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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 […]
