Re: cast from integer to money - Mailing list pgsql-hackers

From Joseph Adams
Subject Re: cast from integer to money
Date
Msg-id BANLkTinwYmXMWwL3VdnHudeJs9H7QUnfVw@mail.gmail.com
Whole thread Raw
In response to Re: cast from integer to money  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: cast from integer to money  (Robert Haas <robertmhaas@gmail.com>)
List 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


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