Re: For cursors, there is FETCH and MOVE, why no TELL?

From: Marc Balmer <marc(at)msys(dot)ch>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: For cursors, there is FETCH and MOVE, why no TELL?
Date: 2015-02-09 10:56:17
Message-ID: 54D89251.20703@msys.ch
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Am 09.02.15 um 11:47 schrieb Marc Balmer:
>
>
> Am 09.02.15 um 10:46 schrieb Heikki Linnakangas:
>> [...]
>> You could fairly easily write an extension to do that, btw. A C function
>> could call GetPortalByName() and peek into the PortalData.portalPos field.
>>
>
> Would
>
> PGresult *PQdescribePortal(PGconn *conn, const char *portalName);
>
> from libpq also provide this information? Should there be a way to run
> PQdescribePortal() from psql (e.g. \dP) ??

... and a quickly hacked test program shows that it does *not* return
the cursor position.

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