While I was trying to find a way to use the statistical functions built into MySQL for performance measurement, I discovered the ability to create user defined functions that use C callouts from within the database. I knew you could…
Category: Database
RAC connection load balancing finally explained!
I have admittedly struggled to completely understand how RAC load balances connections. As I think I finally understand it, I thought I would post my findings. Normally, when you find a resource that describes server side load balancing, it simply…
Who is generating all the redo?
Recently I was tasked with answering why we generated over 500GB of redo in a little over one day, when we normally generate an average of 100GB. We are in the midst of building out a remote data center which…
Getting connection strings from LDAP
After a recent migration, we found deficiencies with the process of how clients connect. As such, we are trying to standardize our repository of connection strings. We implemented an OpenLDAP server and added the schema information for Oracle objects from…
Parsing a 10046 trace with python
This needs work (I am just learning python), but try the following… #!/usr/bin/python #————————————————————————————————– #Author: Steve Howard #Date: March 23, 2009 #Organization: AppCrawler #Purpose: Simple script to print statements in executed order from 10046 trace file. It also # prints…