Re: Numeric 508 datatype

Tom Lane wrote:
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > I just tested from a standalone backend:
> > backend> select pow(10::numeric, 131071) + 1
> > and got 4095 zeros and no trailing '1' (wrong), so it isn't psql, it
> > must be something in the backend.
>
> If the backend is truncating the result length, I don't see why psql
> would decide it needs 12K dashes for the header. There's something
> awfully fishy going on in your machine.
>
> Try something like
>
> regression=# select length((pow(10::numeric, 131071))::text);
> length
> --------
> 131089
> (1 row)
>
> If that gives the right answer then the NUMERIC code is off the hook,
> and what you've got is a strange limitation on output column length.

test=> select length((pow(10::numeric, 131071))::text);
length
--------
131089
(1 row)

Looks good. From psql I just tried:

SELECT repeat('x', 4000);

and got 4k x's, and SELECT repeat('x', 8000) returns 8k x's, so that works.

--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073