Adding an Auto Increment Column After The Fact…

Yep, I pulled a ‘whoops’ today. I made a table, filled it with data, then realized I forgot my standard ‘id’.  My primary key, auto incrementing column that makes me feel good about myself. Once I noticed it was gone, it was easy to add it back. Right? Right? Well, not so fast.  You can […]

Summer Project: Setup PostgreSQL

Using my shiny new upgraded Ubuntu 9.04, I’ve gotten around to installing PostgreSQL. Note: this is not a tutorial. The installation was simple, as are most installations with Ubuntu. The initial “get going” was a bit odd for PostgreSQL though. The one thing you have to remember when initially trying to get things going is […]

Ubuntu, AppArmour, and Moving MySQL Data

Note to self, when moving the path where mysql stores it’s files, make sure you edit the App Armour file to allow mysqld to write to the new location. Time wasted: 30 minutes. The message: kernel: [422118.789696] audit(1233167081.635:38): type=1503 operation=”inode_create” requested_mask=”w::” denied_mask=”w::” name=”/opt/mysql/pluto.lower-test” pid=12412 profile=”/usr/sbin/mysqld” namespace=”default” The solution: edit this file; /etc/apparmor.d/usr.sbin.mysqld And add the […]