Re: [HACKERS] Vacuum ignores large objects

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От Bruce Momjian
Тема Re: [HACKERS] Vacuum ignores large objects
Дата
Msg-id 199906040201.WAA01701@candle.pha.pa.us
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Ответ на Vacuum ignores large objects  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-hackers
> Is there a reason why vacuum won't vacuum large objects?  AFAIK they
> are not really different from ordinary relations, and could be vacuumed
> the same way.  If you do a lot of lo_writes to a large object, its file
> size grows without bound because of invalidated tuples, so it'd sure
> be nice for LOs to be vacuumable...
> 
> Trying to force the issue doesn't work either:
> 
> lotest=> vacuum xinv150337;
> NOTICE:  Vacuum: can not process index and certain system tables
> VACUUM

Really.  I thought they were just bit buckets.  I didn't realize they
actually contain transaction id's and versions.

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