Friday, September 10, 2010

SQL Joins Graphically

I've noticed this print out in a number of cubes at work and I think that attests to it's attractiveness and/or usefulness. I don't use most of these join methods but it is a nice complete feeling list with graphic representations and we might expand our join graphics in DB Optimizer to include similar graphics.

1 comment:

  1. It's a beautiful illustration that database are solidly founded on the set theory.

    You can found the same tip of diagramm here:

    When will we get the complement of A in U ;-)