Guido Barosio wrote: > Your answer seems to be here: > > http://www.postgresql.org/docs/8.0/static/catalog-pg-proc.html > > If "specitifation" means the actual source of the procedure you shall ask > for the prosrc column in the pg_proc relation. But check the documentation > first. The FK routines are actually C-language functions, and pg_proc.prosrc won't tell you much. Their definitions are in src/backend/utils/adt/ri_triggers.c. -- Alvaro Herrera http://www.CommandPrompt.com/ PostgreSQL Replication, Consulting, Custom Development, 24x7 support