You are aware that the Oracle doc's have a specific book available on these packages, right? Something like PL/SQL Supplied Packages Reference RF Robert G. Freeman Oracle ACE Author: Oracle Database 11g RMAN Backup and Recovery (Oracle Press) - ON IT'S WAY SOON! OCP: Oracle Database 11g Administrator Certified Professional Study Guide (Sybex) Oracle Database 11g New Features (Oracle Press) Portable DBA: Oracle (Oracle Press) Oracle Database 10g New Features (Oracle Press) Oracle9i RMAN Backup and Recovery (Oracle Press) Oracle9i New Features (Oracle Press) Other various titles out of print now... Blog: http://robertgfreeman.blogspot.com The LDS Church is looking for DBA's. You do have to be a Church member in good standing. A lot of kind people write me, concerned I may be breaking the law by saying you have to be a Church member. It's legal I promise! :-) http://pages.sssnet.com/messndal/church/parachurch.pdf ________________________________ From: Paresh Patel <paresh.patel@xxxxxxxxxxxxxx> To: oracle-l <oracle-l@xxxxxxxxxxxxx> Sent: Friday, June 19, 2009 12:29:42 PM Subject: Oracle in-built packages. Listers, Does any data dictionary view contain information about all Oracle in-built packages? I can see DBA_LIBRARIES shows some of in-built packages but not all. Thanks, Paresh Patel,