Darcy Buskermolen <darcy(at)wavefire(dot)com> writes:
> The following query works in 7.3 but errors in 7.4.x as well as devel with
> the above error
> SELECT quote_ident(nspname) as namespace, format_type(pg_type.oid, typlen) as
> type_name FROM pg_catalog.pg_type JOIN pg_catalog.pg_namespace ON
> (pg_namespace.oid = typnamespace) WHERE pg_type.oid = '1186';
It's mere chance if it worked in 7.3. The second argument of
format_type is supposed to be atttypmod, not typlen. In this case
it seems you don't have any particular typmod available, so pass
NULL (or -1).
regards, tom lane