| From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
|---|---|
| To: | Heikki Linnakangas <hlinnaka(at)iki(dot)fi> |
| Cc: | Petr Jelinek <petr(at)2ndquadrant(dot)com>, Simon Riggs <simon(at)2ndQuadrant(dot)com>, Andres Freund <andres(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Sequence Access Method WIP |
| Date: | 2015-04-20 16:22:56 |
| Message-ID: | 20150420162256.GU4369@alvh.no-ip.org |
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| Lists: | pgsql-hackers |
Heikki Linnakangas wrote:
> * The transformations of the arrays in get_state() and set_state() functions
> are a bit complicated. The seqam_get_state() function returns two C arrays,
> and pg_sequence_get_state() turns them into a text[] array. Why not
> construct the text[] array directly in the AM? I guess it's a bit more
> convenient to the AM, if the pg_sequence_get_state() do that, but if that's
> an issue, you could create generic helper function to turn two C string
> arrays into text[], and call that from the AM.
Um, see strlist_to_textarray() in objectaddress.c if you do that. Maybe
we need some generic place to store that kind of helper function.
--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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