Hi, I don't see any direct link between the TupleDesc structure and the HeapTuple one, and it seems strange to me since to manipulate a tuple you often need the descriptor. What is the trick here? Thanks, Luca -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general