From: | Larry Rosenman <ler(at)lerctr(dot)org> |
---|---|
To: | josh(at)agliodbs(dot)com |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-sql(at)postgresql(dot)org |
Subject: | Re: Math Huh? |
Date: | 2002-05-31 00:36:57 |
Message-ID: | 1022805419.356.0.camel@lerlaptop |
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Lists: | pgsql-sql |
On Thu, 2002-05-30 at 18:59, Josh Berkus wrote:
>
> Tom,
>
> > (yawn) int4 overflow. Use float or numeric if you want overflow
> > robustness...
>
> Shouldn't it give me an error? This does:
>
> SELECT (255^4)::INT4
Why? You're doing 3 multiplications, instead of one power. It has no
idea what the number is.
>
>
> --
> -Josh Berkus
>
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Larry Rosenman http://www.lerctr.org/~ler
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