Posts Categorized: Technical Blog

UKOUG Days 2 & 3

My presentations are finished and the feedback positive. I will be presenting one of sessions (Using AWR/ASH data) at RMOUG Training Days and Hotsos Symposium 2011 with minor modifications (I wonder…can I use the 11g analytical function LISTAGG with AWR/ASH data?). Anyway here are some highlights from the last day and a half…

News from UKOUG 2010 Conference

The highlight of Monday night was Doug Burns shaving ceremony and finalizing it at Tap & Spile. I have captured some videos but they need some post-processing before I can publish them. Another highlight was watching photos of previous UKOUG conferences I attended.

Your Schwartz Factor on your CPAN Page

The Schwartz factor of a CPAN author is the ratio of the number of tarballs sitting in his CPAN directory over the number of distributions. A low number indicates that it’s probably time for this author to do some clean-up. I wanted to include a periodic check of my Schwartz factor to my monitoring system. Coming up with a script to extract the information from my CPAN home directory was simple enough.

UKOUG 2010 – 2 Days Later

Blogging from the Speaker Ready room which is now suited on the balcony overlooking the exhibition. I must say that I like the new location. Not only it is closer to the action, but allows you to oversee who is hanging out over the exhibitors. There’s been a number of interesting sessions, but it’s little things here and there that I learn that provide some real value. Here’s a few examples

UKOUG Day 1.5

After an inauspicious start, my 7th visit to Birmingham for the UKOUG Conference is in full swing. As in the past, the quality of the presentations is outstanding and the biggest challenge to the attendee is to decide which of the 3 concurrent sessions to attend.

Disaster Recovery is More Than Just Technology Part 1

I’ll be writing a series of articles about disaster recovery and what RPO/RTO/SLAs are and how they fit into the whole disaster recovery strategies. Before I dive into the “technology” part of the PPT ingredient for a successful HADR implementation, I will talk about the people and the process part first..

Using UNPIVOT with CDC Functions to get Updated Columns List

Microsoft introduced Change Data Capture (CDC) technology in SQL Server 2008. This technology captures DML (insert/update/delete) changes to a table. After CDC is enabled for a database and a given table, one can use cdc.fn_cdc_get_all_changes_ function to query changes made to the table. The challenge was to produce a “log” table with columns like this…

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