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Wishes for new “Pure PHP” MySQL driver

 | October 28, 2006 |  Posted In: Insight for Developers

If you’re following MySQL or PHP landscape you should have seen announcement by MySQL to develop pure PHP driver. If not – Here is FAQ . I’m to meet the team (Georg, Andrey etc) which will be developing this driver during my visit to Open Source Database Conference in November so I thought it would […]

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Speaking on OpenSource Database Conference, Frankfurt

 | October 26, 2006 |  Posted In: Events and Announcements

I’ll have two sessions on upcoming OpenSource Database Conference in Frankfurt 6-8 November. One session will be general MySQL Performance Optimization workshop the other will be focused on Innodb architecture and optimization. If you’re visiting this event or International PHP Conference which runs parallel to this even drop me a note and we can chat. […]

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Should MySQL and Web Server share the same box ?

 | October 16, 2006 |  Posted In: Insight for DBAs

This is interesting question which I thought it would be good to write about. There are obviously benefits and drawbacks for each of methods. Smaller applications usually start with single server which has both MySQL and Web server on it. In this case it is not usually the question but once application growths larger and […]

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Small things are better

 | October 8, 2006 |  Posted In: Insight for Developers

Yesterday I had fun time repairing 1.5Tb ext3 partition, containing many millions of files. Of course it should have never happened – this was decent PowerEdge 2850 box with RAID volume, ECC memory and reliable CentOS 4.4 distribution but still it did. We had “journal failed” message in kernel log and filesystem needed to be […]

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Long PRIMARY KEY for Innodb tables

 | October 3, 2006 |  Posted In: Insight for DBAs

I’ve written and spoke a lot about using short PRIMARY KEYs with Innodb tables due to the fact all other key will refer to the rows by primary key. I also recommended to use sequential primary keys so you do not end up having random primary key BTREE updates which can be very expensive. Today […]

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Backport of micro-time patch to mysql 4.1

 | October 1, 2006 |  Posted In: Percona Software

Taking into account 4.1 tree is still popular and is used on many production servers we decided to make backport of patch to slow-log queries. The patch allows to specify time of slow queries in microseconds and is very helpful in a fight with problematic queries. 4.1 Patch is available here (The original patch was […]

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