http://sql.ru/forum/actualthread.aspx?tid=549868 Say we have a table with a lot of boolean columns. One row in that table defines an “event” entity, so basically event 1 can look like 00001 and event 2 can look like 01001. Post discusses a ways to define similarities between events (XOR)
http://kaiv.wordpress.com/ Blog of Kristo Kaiv - Skype architect / DBA
http://www.sql.ru/forum/actualthread.aspx?tid=499910 simple tree for cascade menues in postgers
http://okbob.blogspot.com/2007/11/stacked-recordset-multirecordset.html multi-records set and cross-table queries
http://www.depesz.com/index.php/2007/11/21/find-overlapping-time-ranges/ how to use “search by timerange” postgres and use index
http://gavinroy.com/2007/10/6/first-impressions-of-plproxy notes on Pl/Proxy (interdatabase connectivity for stored prosedures )
http://archives.postgresql.org/pgsql-general/2003-07/msg01507.php how to convert hex to decimal in Postgres
http://people.planetpostgresql.org/greg/index.php?/categories/19-PlPgsql some interesting notes on PL/PGSQL programing
http://www.postgresql.org/docs/techdocs.17 returning multiple rows from a function in postgresql