Re: random access - bytea - Mailing list pgsql-hackers

From Dennis Bjorklund
Subject Re: random access - bytea
Date
Msg-id Pine.LNX.4.44.0310261602000.3817-100000@zigo.dhs.org
Whole thread Raw
In response to Re: random access - bytea  (Hannu Krosing <hannu@tm.ee>)
List pgsql-hackers
On Sun, 26 Oct 2003, Hannu Krosing wrote:

> I brought it up once and Tom answered that TOAST tables are not
> transaction aware, so you can't update just some parts of toasted
> entities - you must always write the whole fields. So this will not be
> just an api change.

Yes, the blocks (or what one selects to work with) in a toasted field have
to have transaction stuff stored, just like tuples. That is clear if
different transactions shall have different views of the "file".

-- 
/Dennis



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