StackRating

An Elo-based rating system for Stack Overflow
Home   |   About   |   Stats and Analysis   |   Get a Badge
Answers and rating deltas for

In PostgreSQL (and maybe other engines), why does the UNION statement consider NULL values the sa...

Author Votes Δ
Brian L 2 +3.70
Doug Currie 1 -0.49
onedaywhen 1 +0.08
nvogel 1 -0.05
Last visited: Sep 14, 2014, 5:07:29 AM