>> If memory services me right, Steven Feuerstein has created a package that >> would build such a depency tree for pl/sql packages Were you think of Steven's OverloadCheck package? That checks packages for ambiguous overloading so it doesn't really deal with procedure-level dependencies. But I imagine it gives a good insight into how one might roll one's own. The following link takes you to Part 1 of 8 http://www.oracle.com/technology/oramag/webcolumns/2003/techarticles/feuerstein_codech.html Alternatively, in 11g there is fine-grained dependency checking with PL/Scope. Tom wrote about it here: http://www.oracle.com/technology/oramag/oracle/07-nov/o67asktom.html Cheers, APC A P Clarke Software Architect Logica UK Public Sector Division Stephenson House 75 Hampstead Road London UK NW1 2PL Direct Tel: +44 (0)207 230 3160 Fax: +44 (0)207 446 1352 Email: andrew.clarke@xxxxxxxxxx This e-mail and any attachment is for authorised use by the intended recipient(s) only. It may contain proprietary material, confidential information and/or be subject to legal privilege. It should not be copied, disclosed to, retained or used by, any other party. If you are not an intended recipient then please promptly delete this e-mail and any attachment and all copies and inform the sender. Thank you.