The Power and Simplicity of Oracle Hierarchical Queries
on 19/01/2009 - like it?
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.
Tags: hierarchical queries, oracle, PL/SQL, query, SQL
