| From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Amit Kapila <amit(dot)kapila(at)huawei(dot)com>, Andres Freund <andres(at)2ndquadrant(dot)com>, Craig Ringer <craig(at)2ndquadrant(dot)com>, Jameison Martin <jameisonb(at)yahoo(dot)com>, Noah Misch <noah(at)leadboat(dot)com>, Kevin Grittner <kgrittn(at)mail(dot)com>, Josh Berkus <josh(at)agliodbs(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: patch submission: truncate trailing nulls from heap rows to reduce the size of the null bitmap [Review] |
| Date: | 2013-06-24 21:02:02 |
| Message-ID: | CA+U5nMJG6gQLHxB93JNnYRMcmMEj_WMOM2t2UDz87oHS8VYKfg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On 24 June 2013 21:50, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> > So, Tom, how's that pluggable storage format coming? :-)
>
> Well, actually, it's looking to me like heap_form_tuple will be
> underneath the API cut, because alternate storage managers will probably
> have other tuple storage formats --- column stores being the poster
> child here, but in any case the tuple header format is very unlikely
> to be universal.
>
Hopefully we would allow multiple storage managers to be active at once,
one per table?
--
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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