Databases
My acceptance with Oracle as ACE Director
I hinted last week of my acceptance with Oracle before the formal announcement this week at the MySQL Users Conference, not for a job but as Oracle ACE Director . In today’s State of the MySQL Community keynote by Kaj Arnö I was one of the first three MySQL nominees that are now part of this program.
Read moreState of the Dolphin – Opening keynote
Edward Screven – Chief Corporate Architect of Oracle provided the opening keynote at the 2010 MySQL Users Conference . Overall I was disappointed. The first half was more an Oracle Sales pitch, we had some product announcements, we had some 5.
Read moreMy acceptance with Oracle
There have been a number of April fools jokes today so I thought I’d add my own to the list. While this sounds unexpected it’s actually no joke. I just accepted a position with Oracle yesterday but I can’t say any more about the details until the MySQL users conference in a few weeks.
Read moreUsing ROLLBACK with MyISAM
Using ROLLBACK with MyISAM is useless. A ROLLBACK command is used to undo any DML that occurs during a transaction (i.e. START TRANSACTION and COMMIT). The MySQL default storage engine MyISAM does not support transactions.
Read moreHow to find MySQL developers?
Brian wrote recently Where did all of the MySQL Developers Go? , while over in Drizzle land they have been accepted for the Google Summer of code along with many other open source projects.
Read moreUnderstanding Drizzle user authentication options – Part 2
A key differentiator in Drizzle from it’s original MySQL roots is user based authentication. Gone is the host/user and schema/table/column model that was stored in the MyISAM based mysql.user table.
Read moreUnderstanding Drizzle user authentication options – Part 1
A key differentiator in Drizzle from it’s original MySQL roots is user based authentication. Gone is the host/user and schema/table/column model that was stored in the MyISAM based mysql.user table.
Read moreUsing ext4 for MySQL
This week with a client I saw ext4 used for the first time on a production MySQL system which was running Ubuntu 9.10 (Karmic Koala) . I observe today while installing 9.
Read moreDrizzle’s Data Dictionary and Global Status
With the recent news by Brian about the Data Dictionary in Drizzle replacing the INFORMATION_SCHEMA, I was looking into the server status variables (aka INFORMATION_SCHEMA.GLOBAL_STATUS) and I came across an interesting discovery.
Read moreHow do I identify the MySQL my.cnf file?
If you are unfamiliar in administrating MySQL, the current MySQL configuration file generally found is named my.cnf (my.ini on windows). Where is that file. If only that question was easy to answer!
Read moreDon’t Assume – Per Session Buffers
MySQL has a number of global buffers, i.e. your SGA. There are also a number of per session/thread buffers that combined with other memory usage constitutes an unbounded PGA. One of the most common errors in mis-configured MySQL environments is the setting of the 4 primary per session buffers thinking they are global buffers.
Read moreFree advice on your my.cnf
Today, while on IRC in #pentaho I came across a discussion and a published my.cnf. In this configuration I found some grossly incorrect values for per session buffers (see below).
Read moreMySQL is crashing, what do I do?
Let me start by saying the majority of environments never experience problems of MySQL crashing. I have seen production environments up for years. On my own server I have seen 575 days of MySQL uptime and the problem was hardware, not MySQL.
Read moreAdvanced reporting options for MySQL
I’m seeking help from the MySQL community for what tools are used today to generate complex reports for enterprise applications that use MySQL. In an Oracle world, you have Oracle Report Writer , in Microsoft Crystal Reports .
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