obiee OTN Appreciation Day : OBIEE's BI Server Oracle Technology Network [http://www.oracle.com/technetwork/index.html] (OTN) is one you'll be familiar with if you do anything with Oracle software, from downloading the installers [http://www.oracle.com/technetwork/indexes/downloads/index.html], reading the documentation [http://www.oracle.com/technetwork/indexes/documentation/index.