Re: bug in the money type

Use DECIMAL type.  We will remove MONEY in a upcoming release.

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> Your name        :    Geoffrey Reedy
> Your email address    :    vader21@imsa.edu
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> Please enter a FULL description of your problem:
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> The money type fails at the roll-over value of 21474836.48 (2^31). On either
> side of 21474836.48 (2^31) the money evaluates to the expected result
> (+- 21474836.47).  Calling some functions with this problematic monetary
> value causes the backend to exit unexpectedly.
>
> Please describe a way to repeat the problem.   Please try to provide a
> concise reproducible example, if at all possible:
> ----------------------------------------------------------------------
>
> vader21=> select (money '21474836.47');
>     ?column?
> ----------------
>  $21,474,836.47
> (1 row)
>
> vader21=> select (money '21474836.49');
>     ?column?
> -----------------
>  -$21,474,836.47
> (1 row)
>
> vader21=> select (money '21474836.48');
>     ?column?
> -----------------
>  -$./,,),,(-*.,(
> (1 row)
>
> vader21=> select cash_words(money '21474836.48');
> pqReadData() -- backend closed the channel unexpectedly.
>     This probably means the backend terminated abnormally
>     before or while processing the request.
> The connection to the server was lost. Attempting reset: Failed.
>
> If you know how this problem might be fixed, list the solution below:
> ---------------------------------------------------------------------
>
> Probably just a bounds check in src/backend/utils/adt/cash.c needs to be
> added.  I could probably whip up a patch, but don't have time to do that
> right now.  Perhaps in the next few days I will be able to do that.
>
> --
> Geoffrey Reedy                                       vader21@imsa.edu
>
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