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MySQL Slow query log in the table

 | May 31, 2007 |  Posted In: Insight for DBAs

As of MySQL 5.1 get MySQL slow query log logged in mysql.slow_log table instead of the file as you had in previous versions. We rarely would use this feature as it is incompatible with our slow query analyses patch and tools Fixing this is not trivial while staying 100% compatible to standard format as TIME […]

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MySQL – to use or not to use

 | May 28, 2007 |  Posted In: Insight for DBAs

Reading this slashdot article today and two CIO magazine articles linked from it. Such discussions started at right place at right time always attract a lot of flamers and can be fun to read. What hit me this time is quality of the articles in CIO magazine. If this is what managers suppose to use […]

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Predicting how long data load would take

 | May 24, 2007 |  Posted In: Insight for DBAs

I had this question asked many times during last week, and there is really no easy answer. There are just way too many variables to consider especially while loading large schemas with a lot of different table structures. So which variables affect the load speed: Table Structure This one is tricky. The shorter rows you […]

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MySQL Geek Job Openings

 | May 24, 2007 |  Posted In: Events and Announcements

The consulting load keeps increasing so we’re looking for some help. This job would be perfect for someone interested in high performance and scaling with decent knowledge of MySQL and eagerness to learn more. We do encourage people from all countries to apply.

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Wishes for mysqldump

 | May 22, 2007 |  Posted In: Insight for DBAs

Dealing with dumping and recovery of large and partially corrupted database I’ve got couple of feature ideas for mysqldump or similar tool and appropriate import tool Dump in parallel single thread dump is not efficient of course especially on systems with multiple CPUs and disks. It is lesser issue in recovery case because import takes […]

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Innodb crash recovery update

 | May 22, 2007 |  Posted In: Insight for DBAs

I have not had a serious Innodb corruptions for a while, typically even if it happened it was some simple table related corruption which was easy to fix on table level. In couple of cases during last year when it was more than that we had backups and binary logs which means it was easier […]

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Magic Innodb Recovery self healing

 | May 22, 2007 |  Posted In: Insight for DBAs

We have certain type of the table corrupting with Innodb, as it is limited to only one particular index on one particular table type it is likely to be Innodb bug but Heikki currently could not find what could be causing it. Happily as we have data stored in many tables of same format rather […]

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MySQL Installation and upgrade scripts.

 | May 21, 2007 |  Posted In: Insight for DBAs

I generally find MySQL Sever sufficiently tested, meaning at least minor version upgrades rarely cause the problems. Of course it is not perfect and I remember number of big issues when some releases could not be used due to behavior changes in them and when something had to be rolled back in the next release. […]

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Planet MySQL AdSense Advertisement

 | May 17, 2007 |  Posted In: Events and Announcements

As you probably know MySQL is Running AdSense Ads on PlanetMySQL.org for last few months. When the project was just started it was Ad free. I’m curious If MySQL Really ask syndicated Blog owners if they would allow that or if they just hope if someone does not like it he would speak up ? […]

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