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From: Tom Lane <[email protected]>
To: Thom Brown <[email protected]>
Cc: David Fetter <[email protected]>
Cc: Satoshi Nagayasu <[email protected]>
Cc: [email protected]
Subject: Re: INTEGER range ("-2147483648" is not accepted.)
Date: Tue, 22 Jun 2010 21:49:37 -0400
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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Thom Brown <[email protected]> writes:
> Is that the right behaviour though?  Shouldn't the signed value reach
> the cast step rather than the absolute value?  Or maybe Postgres could
> implicitly accept -12345::integer to be (-12345)::integer.  Is there a
> blocking reason as to why it must work this way?

Yes.  There is no reason to assume that - means the same thing for every
datatype.  In general, :: should (and does) bind tighter than *every*
operator, to ensure that the appropriately typed operator is applied.

			regards, tom lane

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