Re: Columns correlation and adaptive query optimization

On 12/24/19 3:15 AM, Konstantin Knizhnik wrote:
> New version of patch implicitly adding multicolumn statistic in 
> auto_explain extension and using it in optimizer for more precise 
> estimation of join selectivity.
> This patch fixes race condition while adding statistics and restricts 
> generated statistic name to fit in 64 bytes (NameData).

This patch no longer applies: https://commitfest.postgresql.org/27/2386/

The CF entry has been updated to Waiting on Author.

Regards,
-- 
-David
david@pgmasters.net