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Galera Presentation in PerconaLive, London Conference
Team Codership will give a Galera presentation in the next event of the distinguished PerconaLive conference series in London (Oct 25).We will send a three person mini-delegation in the conference,...
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MYSQL GET DIAGNOSTICS
A new feature just got merged into mysql-trunk, the GET DIAGNOSTICS statement. Many people have been asking for this for a very long time, so it is worth mentioning it. mysql> select version();...
View ArticleYour web platform runs on an Oracle database? You must be Nuts!
This is the first blog post in a series designed to assist companies who wish to migrate their code from Oracle to MySQL. During the World War II “Battle of the Bulge”, General McAuliffe said to the...
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MySQL Thread Pool: Problem Definition
A new thread pool plugin is now a part of the MySQL Enterprise Edition.In this blog we will cover the problem that the thread pool is solvingand some high-level description of how it solves this...
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451 CAOS Links 2011.10.18
DOCOMO adopts, invests in Couchbase. Apache Cassandra reaches 1.0. And more. # DOCOMO Innovations adopted Couchbase as DOCOMO Capital invested in the NoSQL database vendor. # The Apache Software...
View ArticleUh, uh… SQL injection for auto EXPLAIN
Would you like to see the EXPLAIN output for all MySQL queries of any PHP application without changing the application much? Easy-peasy: compile PHP to use the mysqlnd library, install PECL/mysqlnd_uh...
View ArticleMySQL SSL Users: BEWARE This Bug
If you’re using MySQL and SSL, you might want to glance over this article and give your setup a quick test. I’ve uncovered an alarming bug in 5.5 where one could gain access to your MySQL instance just...
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Tungsten Replicator and MySQL Sandbox at Percona Live London 2011
I will be a speaker at Percona Live - London 2011, and I am looking forward to the event, which is packed with great content. A whopping 40 session of MySQL content, plus 3 keynotes and 14 tutorials....
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MariaDB in Greece
The Caryatids on the south porch of the Erechtheion (420 BC), Athens, Greece I suppose I should probably say “MariaDB στην Ελλάδα” which, according to Google Translate, is Greek for “MariaDB in...
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Have you ever heard about “Read Masters” in MySQL??? Enterprise ready...
Typical MySQL environment involves one Master receiving writes and multiple slaves to scale the reads.The “slave” term has been used in MySQL because the Slave servers have to perform every task in...
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[MySQL][Spider][VP]Spider-2.27 VP-0.16 released
I'm pleased to announce the release of Spider storage engine version 2.27(beta) and Vertical Partitioning storage engine version 0.16(beta).Spider is a Storage Engine for database...
View ArticleWhat I want to see at Percona Live
For me, next week’s Percona Live is a lot like other events: I know I will be busy meeting and greeting and helping unpack boxes and so forth, but I’ll also be talking and attending other talks. With...
View ArticlePercona Live:London, RightScale and Eucalyptus training discounts!
(Tune in tomorrow where I tell you how you can win USD$100, like I did last week!)Not signed up for Percona Live:London and need some motivation to do so? How about a £40.00 discount? That means the...
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OSEHRA and the future of VA VistA
Apache Web Server, GNU/Linux Operating System, MySQL Database, Mozilla's Firefox Browser. All pillars among the open-source community. Each of these deserves its imminent position as a venerated...
View ArticleMariaDB Statistics and Surveys
I just finished reading a couple of interesting, and somewhat related, blog posts which I think are worth sharing (apologies to anyone who has already seen them). One is from Jelastic and the other is...
View ArticleHelsinki MySQL User Group, Tue Nov 1 @ 18:00
Suomeksi: MySQL käyttäjätapaaminen Helsingissä 1. marraskuuta. Klikkaa allaolevaa linkkiä ilmoittautuaksesi, siellä saat myös lisätietoa suomeksi. Finally it's here! So many of you have always asked...
View ArticleBlackhole tables and auto-increment keys
Blackhole tables are often used on a so-called “relay slave” where some operation needs to happen but no data needs to exist. This used to have a bug that prevented AUTO_INCREMENT columns from...
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Eventual Consistency - detecting conflicts
In my previous posts I introduced two new conflict detection functions, NDB$EPOCH and NDB$EPOCH_TRANS without explaining how these functions actually detect conflicts? To simplify the explanation I'll...
View ArticleFrom MySQL to SkySQL - Reflections
This month marked SkySQL's first anniversary. It also marks my 6 months with the company, after being with MySQL AB (and then Sun and finally Oracle) for over 5 years. As good a time as any for a look...
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Unexplained jumps in Seconds_Behind_Master
I am trying to understand why a server would go from 0 to 45 and then back to 0 seconds of replication lag as reported by the Seconds_Behind_Master column in SHOW SLAVE STATUS output. This occurs over...
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