Creating and Editing Parameterized Queries in Excel 2007

I spotted this question on Super User about creating parameterized queries in Excel 2007 and attempted to answer it – as I thought it would be pretty easy. And well – it was easy – the part part where you create the query, that is. Now creating parameterized queries – now that’s something totally different.… Read more

Brush up your PL/SQL knowledge with PL/SQL Challenge

If you’re looking to brush up on your PL/SQL knowledge, PL/SQL challenge is pretty nice. It’s a daily challenge quiz, where you are presented with  multiple choice or true/false questions. It’s an initiative by Steven Feuerstein , who’s pretty well known. I just joined in, first few questions were not too tough Join in, there’s… Read more

The Power and Simplicity of Oracle Hierarchical Queries

They say “Necessity is the Power of Invention” – a quote which I fully understood the impact today. I’ve been trying to understand Oracle’s Hierarchical Queries for a while now, but never fully understood the situation under which or when it would be used. Yesterday I got a reason to use it. Let me begin.