| From: | Michael Banck <mbanck(at)gmx(dot)net> |
|---|---|
| To: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
| Cc: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Antonin Houska <ah(at)cybertec(dot)at>, Junwang Zhao <zhjwpku(at)gmail(dot)com>, Kirill Reshke <reshkekirill(at)gmail(dot)com>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: why there is not VACUUM FULL CONCURRENTLY? |
| Date: | 2025-01-13 13:55:48 |
| Message-ID: | 67851b65.170a0220.2f4d00.41de@mx.google.com |
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| Lists: | pgsql-hackers |
Hi,
On Sat, Jan 11, 2025 at 09:01:54AM -0500, Andrew Dunstan wrote:
> On 2025-01-09 Th 8:35 AM, Alvaro Herrera wrote:
> > Maybe we should have a new toplevel command. Some ideas that have been
> > thrown around:
> >
> > - RETABLE (it's like REINDEX, but for tables)
> > - ALTER TABLE <tab> SQUEEZE
> > - SQUEEZE <table>
> > - VACUUM (SQUEEZE)
> > - VACUUM (COMPACT)
> > - MAINTAIN <tab> COMPACT
> > - MAINTAIN <tab> SQUEEZE
I don't like any of them a lot :-/
> COMPACT tablename ...
That sounds like it would compress content rather than just rewrite it
normally to get rid of bloat.
I think REORG (or REPACK, but that has not history elsewhere) would fit
best, we don't need to emulate the myriad of DB2 options...
Michael
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