Horton

Re: cast from integer to money

Joey Adams <joeyadams3.14159@gmail.com>

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From: Joseph Adams <joeyadams3.14159@gmail.com>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Stephen Frost <sfrost@snowman.net>, Kevin Grittner <Kevin.Grittner@wicourts.gov>, pgsql-hackers@postgresql.org
Date: 2011-04-04T05:46:17Z
Lists: pgsql-hackers 
On Sun, Apr 3, 2011 at 11:23 PM, Robert Haas <robertmhaas@gmail.com> wrote:
> Thanks for the patch, but I think you forgot to worry about overflow:
>
> rhaas=# select 9223372036854775807::money;
>  money
> --------
>  -$1.00
> (1 row)

cash_in doesn't test for overflow, either (tested on 8.4.0, 9.0.3, and HEAD):

joey=# select '9223372036854775807'::money;
 money
--------
 -$1.00
(1 row)

Is this a bug?

Detail: unlike cash_in, numeric_cash does check for overflow
(implicitly, through its use of numeric_int8).


Joey Adams