Re: Allow use of immutable functions operating on constants with constraint exclusion

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Marshall, Steve" <smarshall(at)wsi(dot)com>
Cc: ITAGAKI Takahiro <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Allow use of immutable functions operating on constants with constraint exclusion
Date: 2007-05-08 13:43:15
Message-ID: 190.1178631795@sss.pgh.pa.us
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"Marshall, Steve" <smarshall(at)wsi(dot)com> writes:
> Currently, immutable functions are not expanded
> during planning

Incorrect, see eval_const_expressions().

regards, tom lane

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