>I suggest Joe Conway's "SQL for Smarties" or "SQL Queries for Mere Mortals" >from another author.
I could be mistaken, but I'm pretty sure Josh means Joe Celko's "SQL for Smarties" as I've seen him mention it before, and not Joe Conway. -b ---------------------------(end of broadcast)--------------------------- TIP 6: Have you searched our list archives? http://archives.postgresql.org