Re: Degraded performance during table rewrite

From: Mohamed Wael Khobalatte <mkhobalatte(at)grubhub(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Degraded performance during table rewrite
Date: 2020-07-04 20:13:54
Message-ID: CABZeWdxCE9ye7jUmRd5UX9CHBnvaDQ1D_Yfxvjgf0+W7hEjfVA@mail.gmail.com
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>
> Right, the problem occurs when you're deleting stuff that's at the end
> of the id range, and have already deleted stuff that was previously the
> end of the range. If you start somewhere in the middle and work towards
> the end, you dodge that problem, even for the very last delete that
> *is* handling the endmost ids.
>
> regards, tom lane
>

Amazing, thank you very much for your help.

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