=?UTF-8?Q?Viktor_Bojovi=C4=87?= <viktor.bojo...@gmail.com> writes: > while listing data types i have noticed that some types have underscore > prefix but i don't know why is that. so im asking if somene can tell me. > These are type examples:
> _char > _float4 > _int2 > _oid > _regtype > _text > _varchar Those are array types. The normal convention is that foo[] is named "_foo" under the surface. regards, tom lane -- Sent via pgsql-sql mailing list (pgsql-sql@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-sql