annotate demo/chat.urs @ 1168:69f1d39d3f2d

Use COALESCE to hide NULL results of aggregate functions; fix bug with improper ordering of query result columns
author Adam Chlipala <adamc@hcoop.net>
date Thu, 25 Feb 2010 14:55:35 -0500
parents 4e260887d8f2
children
rev   line source
adamc@699 1 val main : unit -> transaction page