Re: Trigger with WHEN clause (WIP)

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Simon Riggs <simon(at)2ndQuadrant(dot)com>
Cc: Peter Eisentraut <peter_e(at)gmx(dot)net>, Itagaki Takahiro <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Trigger with WHEN clause (WIP)
Date: 2009-10-16 14:24:04
Message-ID: 5971.1255703044@sss.pgh.pa.us
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Simon Riggs <simon(at)2ndQuadrant(dot)com> writes:
> If the function is idempotent then we can also optimise away multiple
> calls by checking whether a similar call is already queued.

But how would we know that? It seems orthogonal to this patch,
anyway.

regards, tom lane

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