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MySQL Cluster: 5 Steps to Getting Started, then 5 More to Scale for the Web
Join us for a live and interactive webinar session where we will demonstrate how to start an evaluation of the MySQL Cluster database in 5 easy steps, and then how to expand your deployment for web...
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Cassandra and Ganglia
I finally got some time to do some house cleaning. One of my nagging low-hanging fruit jobs was to stop using jconsole as my monitor. I created a ganglia script to graph what is above. The image...
View ArticleWhy MySQL replication is better than mysqlbinlog for recovery
You have a backup, and you have the binary logs between that backup and now. You need to do point-in-time recovery (PITR) for some reason. What do you do? The traditional answer is “restore the backup...
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My Opinion on NoSQL DBs
I'll let the following express my opinion about NoSQL and.. PlanetMySQL Voting: Vote UP / Vote DOWN
View ArticleMicro-benchmarking pthread_cond_broadcast()
In my work on group commit for MariaDB, I have the following situation: A group of threads are going to participate in group commit. This means that one of the threads, called the group leader, will...
View ArticleIntegrating MySQL and Hadoop - or - A different approach on using CSV files...
We use both MySQL and Hadoop a lot. If you utilize each system to its strengths then this is a powerful combination. One problem we are constantly facing is to make data extracted from our Hadoop...
View ArticleXS4ALL offer IPv6 connectivity to retail customers
Good news. I was told by a colleague that the Dutch ISP XS4ALL is offering IPv6 connectivity to its retail customers. You can see here although the comments are in Dutch. They also provide a list of...
View ArticleMySQL Workbench 5.1
MySQL Workbench 5.1 (5.1.19 GA, published on Monday, 06 Sep 2010)PlanetMySQL Voting: Vote UP / Vote DOWN
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VLDB 2010
I will be at VLDB 2010 next week. If anyone on this blog is attending and wants to catch up to discuss start ups and innovation in DB, NoSQL, Big Data etc drop me a line and I will try to meet...
View ArticleFarewell CHM, hello EPUB!
For a long time, the MySQL Documentation Team has been providing CHM files for most MySQL documentation we publish. Like many other formats, CHM-format docs can be downloaded from...
View ArticleBeware of svctm in Linux’s iostat
I’ve been studying the source of iostat again and trying to understand whether all of its calculations I explained here are valid and correct. Two of the columns did not seem consistent to me. The...
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UDF -vs- MySQL Stored Function
Few days ago I was working on a case where we needed to modify a lot of data before pushing it to sphinx – MySQL did not have a function to do the thing so I thought I’ll write MySQL Stored Function...
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Whoa! MyQuery 3.3.0 Beta Released at last!
After a long wait, today I release MyQuery 3.3.0. For you who haven't seen MyQuery before, this is a Windows based interactive query tool for MySQL (sorry no Mac or Linux support this time) . The...
View ArticleDebugging Communication Link Failure exceptions in Connector/J
Have you seen error messages similar to the following: Communications link failure – Last packet sent to the server was X ms ago. Judging from the forums, many people have had problems with this....
View Articlemycheckpoint (rev. 190): HTTP server; interactive charts
Revision 190 of mycheckpoint, a MySQL monitoring solution, has been released. New and updated in this revision: HTTP server: mycheckpoint can now act as a web server. Point your browser and start...
View ArticleCareful how you monitor MySQL
I was recently struck by a problem which is unusual. In order to keep an eye on the database server I use nagios, cacti, merlin and some local scripts to monitor the database instance and ensure that...
View ArticleCloud systems vs. NoSQL email with tons of questions
I had an email after my webinar on NoSQL/SQL for Oracle Development Tools User Group last week (http://www.odtug.com/apex/f?p=500:1:0) from an attendee that was chock full of some questions. I decided...
View Article2011 MySQL Conferences
Next year will mark a significant change for the MySQL community. At least three major conferences will have dedicated MySQL content that is great for attendees getting the best information on how to...
View Articledbbenchmark.com – MySQL (basic) connection pool support added
In this latest release I’ve added a basic MySQL connection pool to the benchmarking script which improves the method in which connections to MySQL are handled and reused. In addition, there have been...
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MySQL GIS – Part 3
TweetWhat data is available? GEO data is expensive to create, so has been created by governments. In the past governments charged for this data. In 1980 the USGS was charging $300 (usd) per county...
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