Re: [SQL] Comparing two slices within one table efficiently

2007-08-13 Thread Ken Simpson
g. Regards, Ken - -- Ken Simpson CEO, MailChannels Fax: +1 604 677 6320 Web: http://mailchannels.com MailChannels - Reliable Email Delivery (tm) -BEGIN PGP SIGNATURE- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQFGwLQq2YHPr/ypq5QRApP8AKDfRGqDFkcONh0YaojX7362nXP12gCg3WZ6 k5ZBwcMplXyVkEguQtbgdFU= =b

[SQL] Comparing two slices within one table efficiently

2007-08-13 Thread Ken Simpson
eciated. I hope I am naively missing some obvious alternative strategy, since this sort of operation must be common in databases. Thanks, Ken -- Ken Simpson, CEO MailChannels Corporation Reliable Email Delivery (tm) http://www.mailchannels.com ---(end of