すみません、訂正です。 > \dを表示したら、 →\dfを表示したら、 > > ********* QUERY ********** > SELECT format_type(p.prorettype, NULL) as "Result data type", > p.proname as "Name", > oidvectortypes(p.proargtypes) as "Argument data types" > FROM pg_proc p > WHERE p.prorettype <> 0 AND (pronargs = 0 OR oidvectortypes(p.proargtypes) <> '') > ORDER BY 2, 1, 3; > **************************