Re: Pass-by-reference UDTs and volatility

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Stephen Scheck <singularsyntax(at)gmail(dot)com>
Cc: pgsql-general <pgsql-general(at)postgresql(dot)org>
Subject: Re: Pass-by-reference UDTs and volatility
Date: 2013-06-12 21:39:25
Message-ID: 1181.1371073165@sss.pgh.pa.us
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Stephen Scheck <singularsyntax(at)gmail(dot)com> writes:
> But how would the hash table keys themselves be deleted? Is there some
> callback API to hook transaction completion?

See RegisterXactCallback and RegisterSubXactCallback.

regards, tom lane

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