Monthly Archives - October 2010

Percona Server 5.1.51-rel11.5

Percona Community,
Percona Server version 5.1.51-rel11.5 is now available for download.
The main purpose of this release is to update the current Percona stable release to the latest version of MySQL 5.1.
Functionality Added or Changed

 Percona Server 5.1.51-rel11.5 is now based on MySQL 5.1.51.
 New Features Added: None
 Other Changes: None

Bugs Fixed

 Bug #661354 – Fixed a problem compiling query_cache_with […]

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MySQL Limitations Part 4: One Thread per Connection

MySQL Limitations: Connections

This is the third in a series on what’s seriously limiting MySQL in core use cases (links: part 1, 2, 3). This post is about the way MySQL handles connections, allocating one thread per connection to the server.
MySQL Limitations: Connections
MySQL is a single process with multiple threads. Not all databases are architected this way; […]

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Sharing an auto_increment value across multiple MySQL tables (revisited)

A couple of weeks ago I blogged about Sharing an auto_increment value across multiple MySQL tables. In the comments, a few people wrote in to suggest alternative ways of implementing this.  I just got around to benchmarking those alternatives today across two large EC2 machines: (more…)

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