OTN MySQL conference slides
2010 has been the first year I have re-presented any of my developed MySQL presentations. Historically I have always created new presentations, however Paul Vallee gave me some valuable advice at UC...
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10 things in MySQL (that won’t work as expected)
(I just discovered cracked.com) #10. Searching for a NULL SELECT * FROM a WHERE a.column = NULL In SQL, a NULL is never equal to anything, even another NULL. This query won’t return anything and in...
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A simple load test script in Python
Lately I’ve had to do some environment load testing so I wrote this quick script. It can be modified as needed but the basic idea is that it spawns $x threads (–threads) and then sends two connections...
View ArticleMySQL streams at upcoming Oracle User Group Conferences in the UK and Germany
November is going to be a busy month for MySQL, conference-wise. There will be two fairly big events, organized by the independent Oracle User Groups in Germany (DOAG) and the UK (UKOUG).On November...
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High Availability MySQL Cookbook , the review
When I read on the internetz that Alex Davies was about the publish a Packt book on MySQL HA I pinged my contacts at Packt and suggested that I'd review the book . I've ran into Alex at some UKUUG...
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Testing MySQL 5.5 semi-synchronous replication
A few days ago I saw an article about Semi-Synchronous Replication in MySQL 5.5. It asks questions, and doesn't give answers beyond gut feeling. So I thought that I would do some practical testing of...
View ArticleTop 10 Reasons to Choose MySQL for Online Retail
Retail is an area where MySQL has been very popular for a long time. Leading companies like Zappos, Puma, NET-A-PORTER, Suzuki, Pricer or OKQ8 have selected it for retail applications including Sales...
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distributed pushed down joins - webinar and new preview available
as part of the webinar tonight we made a new preview release src and binary (linux x86-64 glibc23).this includes pushing of ref that was not supported in last preview release as well as latest and...
View ArticleOracle released the new MySQL Editions model (don’t Panic) …. Live and let...
So this morning I was welcomed to work with a “Have you heard the news?” … Good lord I just woke up for God sakes. Just like the storm back in April 2008 when Sun bought MySQL, another (possibly the...
View ArticleDefining MySQL Backup Strategies
Backups may seem like a complicated subject, but they can be simplified into one multi variable question. What $DATA is so important that you don’t feel you could be missing it for $TTR and you can’t...
View ArticleInnoDB & MySQL wrt Oracle model version
After this mornings twitteriffic panic where people thought Oracle had removed innodb from the mysql community version, its better to clear some things out. As a friend explained, mysql and innodb are...
View ArticleCalpont InfiniDB 2.0 Final is Now Available!
I am very excited to announce that the 2.0 version of Calpont InfiniDB Community is now available. This release includes a large performance improvement for distinct and group by queries with large...
View ArticleOracle is not removing InnoDB!
I was asked "What's the deal with Oracle removing InnoDB?" I had not heard this, so I did some research. It took less than 5 minutes to figure out what happened, and it was easy to see where the...
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Calpont InfiniDB 2.0 and BI QuickStarts
The 2.0 release of Calpont InfiniDB is ready for download. New features for the columnar database storage engine for MySQL include data compression, fully parallelized & scalable UDFs, and...
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New Job, Community Manager for Eucalyptus Systems
Six months ago, right around the O'Reilly MySQL Conference, my previous employer, Gear6, suffered from "unfortunate cash flow event". That is, they ran out of money faster than their sales grew. Which...
View ArticleMySQL Community Edition and InnoDB
MySQL Community Edition continues to be available under the open source GPL. It includes all existing storage engines (e.g. InnoDB, MyISAM, Memory, Archive, etc), all existing Connectors (e.g. ODBC,...
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Cluster miniconf at Linux Plumbers on Nov 5
On Friday, Nov 5, this year’s cluster miniconference will take place at the Linux Plumbers Conference in Boston, MA, United States. And you can join! From 1:30pm – 4pm EDT (1630 – 2000 UTC), we will...
View ArticleOracle Blamed for Laws of Nature
A catchy headline, and I believe more accurate than Oracle Puts the Squeeze on SMBs with MySQL Price Hike (Network World) and MySQL price hikes reveal depth of Oracle’s wallet love [MySQL Jacking up...
View ArticleLog Buffer #205, A Carnival of the Vanities for DBAs
A very warm welcome to the Log Buffer, the premier medley of fresh information culled from the blogs related to the technology which stores the world, yes, the databases. In this edition, the Log...
View ArticleImproving MySQL Insert thoughput
There are three simple practices that can improve general INSERT throughput. Each requires consideration on how the data is collected and what is acceptable data loss in a disaster. General inserting...
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