Tag: lead
During the OUGF 2014 Harmony Conference in Finland, I attended a seminar by Chris Date on Temporal Data and the Relational Model. He introduced an approach within the relational …
Using Oracle SQL to resolve meaningful and slightly less serious challenges is one of my favorite (semi-)professional pastimes. In the last two weeks, I have been presenting on various …
The challenge in this article is a simple one. I have a table with records (duh!) and each record describes the occurrence of a certain payload. In this example …
After teaching the Advanced SQL Masterclass recently, one of the attendees confronted me with an interesting challenge for me to solve with all the tools I had been discussing …
Some IT organizations that I visit have a sign somewhere indicating the number of days that have passed without a major issue. Production sites with proper respect for health …
On our blog, we have been discussing the new hierarchical query functionality in Oracle Database 11g Release 2, using Recursive Suquery Factoring. Instead of using CONNECT BY and its …
One of the intriguing subjects at last weeks Oracle Open World conference for me was Complex Event Processing. The ability to process streams of real time events, and up …
