| From: | Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk> |
|---|---|
| To: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
| Cc: | Amit Kapila <akapila(at)postgresql(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, John Naylor <john(dot)naylor(at)2ndquadrant(dot)com>, pgsql-committers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: pgsql: Avoid creation of the free space map for small heap relations. |
| Date: | 2019-01-28 05:40:47 |
| Message-ID: | 8736pdjq73.fsf@news-spur.riddles.org.uk |
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| Lists: | pgsql-committers pgsql-hackers |
>>>>> "Amit" == Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> writes:
Amit> Yes, so this could be the cause of the problem. I think we need
Amit> to change the tests added by the patch such that they don't rely
Amit> on vacuum to remove dead-row versions? Do you or anybody else see
Amit> any better way to fix this?
Do you just need to create free space on a page that didn't have enough
before? It might be worth tweaking the fillfactor rather than trying to
delete anything.
--
Andrew (irc:RhodiumToad)
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