MySQL 5.6 Experiences - .mylogin.cnf and mysql_config_editor
Having basic ideas of how I am going to describe new features explained, I can proceed with some real (and I hope useful) content. As I read this page about new features from top to bottom, let's...
View ArticleFun with Bugs #9 - MySQL 5.6.12, quick review
So, it seems we have MySQL 5.6.12 released officially. We have great Changes in MySQL 5.6.12 page already widely shared and people already blogging about a feature implemented by my dear friend...
View ArticleFun with Bugs #10 - recently reported bugs affecting MySQL 5.6.12
MySQL 5.6.12 is available to community for more than a week already, so people started to test and use it. And, no wonder, new bug reports started to appear. Let's concentrate on them in this issue.I'd...
View ArticleFun with Bugs #11 - Top 10 Optimizer Regression Bugs in MySQL 5.6
I've got a question from colleague last night on what bugs should users take into account if they plan to upgrade to MySQL 5.6 now. Simple answer is: it depends. If one of the new features or...
View ArticleFun with Bugs #12 - MySQL Cluster 7.3 GA
I had always tried to avoid all kinds of clusters, from Oracle RAC to MySQL NDB Cluster and Percona XtraDB Cluster, as much as possible. But these days clusters become common and it seems new...
View ArticleFun with Bugs #13 - MySQL replication and two-way communication
I hope you had noted this already, but in case you missed it, please, read this post by Matt Lord and check any bug at http://bugs.mysql.com. As soon as you log in to your Oracle account, you can vote...
View ArticleFun with Bugs #14 - InnoDB in MySQL 5.6
InnoDB improvements in MySQL 5.6 are well known. One of the key reasons to upgrade to MySQL 5.6 for most users is to get the benefits of improved performance, scalability, new monitoring features and...
View ArticleFun with Bugs #15 - Recent News and Hawthorne Effect Studies
Let me present a quick review of new and recently verified MySQL bug reports (mostly in 5.6.12, but not only). Surely I have to start with this request that many my colleagues had already mentioned in...
View ArticleFun with Bugs #16 - read the fine MySQL 5.6 manual...
MySQL 5.6 has many new features and some of them change usual DBA procedures and formerly well known facts/limitations. It's important to have all these properly documented now, when MySQL 5.6 is GA...
View ArticleFun with Bugs #17 - Oldies but Goldies
I've just noted the date... 8 years ago I had my first official working day as a support engineer in bugs verification team of MySQL Support at MySQL AB. Why not to celebrate this anniversary with a...
View ArticleFun with Bugs #18 - Feature Requests (Oldies but Goldies Part II)
In the previous "Fun with Bugs" posts I've mostly ignored feature requests. Users do file a lot of feature requests in MySQL bugs database, but until recently (when "Affects Me" button was introduced)...
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Fun with Bugs #19 - waiting for MySQL 5.6.13 and some real fun?
I feel like MySQL 5.6.12 was released ages ago, while in reality it was on June 3, less than 2 months ago. No wonder I feel so, after writing several posts about bugs fixed and not fixed in it......
View ArticleWhat is the problem with "To be fixed later" bug status?
Bug #69842 was actively discussed on Facebook recently. Mostly not it's technical content - people do agree that InnoDB probably needs separate doublewrite buffer(s) for every possible InnoDB page...
View ArticleFun with Bugs #20 - welcome MySQL 5.6.13!
MySQL 5.6.13 is released today! Installation is in progress right now, so I had not checked anything yet personally in reality, but we have release notes to study.I'll base my quick review on my older...
View ArticleFun with Bugs #21 - recently verified bugs in MySQL 5.6.13
Notable contribution of MySQL Community to MySQL 5.6.13 was explicitly recognized recently. But users and contributors still continue their efforts, as well as Oracle engineers. Even though MySQL...
View ArticleFun with Bugs #22 - Some Bug Reports You Should Not Miss
Yet another user installed MySQL 5.5.32 yesterday and got a system that can not start... It's really easy to help in this case - just downgrade back to 5.5.31 or upgrade to 5.5.33 if you can. Why...
View ArticleMySQL Bugs Verification - Is It Really Simple?
While it was explained already by Sveta and others what does it really mean to "Verify" (or "Confirm", in Launchpad/Percona's terms) a bug in MySQL software, and why this step in a bug's life cycle is...
View ArticleFun with Bugs #23 - more on Optimizer bugs in MySQL 5.6
When I've sent CV to MySQL AB back in 2004 (or early 2005) I had actually wanted to become a developer there. As a person who just started to use MySQL on a regular basis and, at the same time, had to...
View ArticleIt's all about bugs fixed: MySQL 5.6.14
Most of MySQL gurus and famous users are probably in San Francisco now, getting ready for fun at MySQL Connect. Part of that fun should come from the announcement of great new MySQL 5.6.14 release...
View ArticleFun with Bugs #24 - PERFORMANCE_SCHEMA
It seems that one of my session proposals is accepted for Percona Live London 2013, so I have to prepare myself to speak about PERFORMANCE_SCHEMA new features and problems in MySQL 5.6. Bugs are going...
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