Re: Problem with default partition pruning

On 2019-Aug-13, Amit Langote wrote:

> Thanks a lot for revising.  Looks neat, except:
> 
> +     * This is a measure of last resort only to be used because the default
> +     * partition cannot be pruned using the steps; regular pruning, which is
> +     * cheaper, is sufficient when no default partition exists.
> 
> This text appears to imply that the default can *never* be pruned with
> steps.  Maybe, the first sentence should read something like: "...the
> default cannot be pruned using the steps generated from clauses that
> contradict the parent's partition constraint".

Thanks!  I have pushed it with this change.

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Álvaro Herrera                https://www.2ndQuadrant.com/
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