Kelly,
I'm not married to using SQL: are there other efficient solutions to store directed graphs? Could I hack something up in Perl or Ruby and then serialize my in-memory graph to a file (for efficient saving/reloading)?
Did you look at Dijkstra's algorithm? PB -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/[EMAIL PROTECTED]