Re: MVCC and all that...

On Wed, Sep 10, 2025 at 11:08 AM Ellen Allhatatlan <
ellenallhatatlan@gmail.com> wrote:
[snip]

> So, you have table X - it has 2M rows (say, 0.5 GB) in the first file
> (along with all the other tables). The 2GB limit is hit, more data is
> added. 0.7 GB is added to table X - these records go into a new
> database file - the table is split in two - you have 2 "extents" of
> 2GB with X split 0.5 - in extent1, 0.7 in extent2. All mixed up with
> other tables as well!
>
> That was the architectural flaw to which I was referring. Nothing to
> do with PG
>

You're gonna be in for a very rude surprise after adding 1GB of data to a
PG table...

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