From: | Joe Conway <mail(at)joeconway(dot)com> |
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To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | "Hackers (PostgreSQL)" <pgsql-hackers(at)postgresql(dot)org>, Marcus Kempe <marcus(at)kempe(dot)cc>, Robert Haas <robertmhaas(at)gmail(dot)com> |
Subject: | Re: async notification patch for dblink |
Date: | 2009-08-04 02:33:39 |
Message-ID: | 4A779E03.2000600@joeconway.com |
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Lists: | pgsql-hackers |
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Tom Lane wrote:
> [ thinks for awhile... ] Actually, it seems to me that the present
> patch's definition of the function would be very hard to work with.
> You would normally want to work with the events one at a time.
> There isn't much you could do with the array result except unnest() it,
> and I'm a bit worried that careless usage could result in multiple
> evaluation of the function and hence loss of events. I wonder whether
> it would be better to have the function return setof record. Which, not
> incidentally, would greatly simplify adding in those extra result
> fields.
Sure that makes sense. I'll take a stab at it.
Joe
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