Re: Article on MySQL vs. Postgres

Hannu Krosing <hannu@tm.ee>

From: Hannu Krosing <hannu@tm.ee>
To: Tim Perdue <tperdue@valinux.com>
Cc: The Hermit Hacker <scrappy@hub.org>, pgsql-hackers@hub.org
Date: 2000-07-05T08:46:52Z
Lists: pgsql-hackers
Tim Perdue wrote:
> 
> The Hermit Hacker wrote:
> > > Further, I have had situations where postgres actually had DUPLICATE
> > > ids in a primary key field, probably due to some abort or other nasty
> > > situation in the middle of a commit. How did I recover from That?
> > > Well, I had to run a count(*) next to each ID and select out the rows
> > > where there was more than one of each "unique" id, then reinsert those
> > > rows and drop and rebuild the indexes and reset the sequences.
> >
> > Odd, were you using transactions here, or transactionless?
> 
> Does it matter? I suppose it was my programming error that somehow I got
> duplicate primary keys in a table in the database where that should be
> totally impossible under any circumstance? Another stupid
> transactionless program I'm sure.
> 
> At any rate, it appears that the main problem I had with postgres (the
> 8K tuple limit) is being fixed and I will mention that in my writeup.

Currently (as of 7.0.x) you could use BLKSIZE=32K + lztext datatype and 
get text fields about 64-128K depending on data if you are desperately 
after big textfields.

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Hannu