Re: rowcount estimate varies WRT partitionwise_join

2018-10-14 Thread Tom Lane
Justin Pryzby writes: > I was crosseyed yesterday due to merge conflicts, but this still seems odd. > I thought that final row counts would not vary with the details of the chosen > plan. Which seems to hold true when I disable parallel join or hash join, but > not for PWJ. There are good reason

rowcount estimate varies WRT partitionwise_join

2018-10-14 Thread Justin Pryzby
I was crosseyed yesterday due to merge conflicts, but this still seems odd. I thought that final row counts would not vary with the details of the chosen plan. Which seems to hold true when I disable parallel join or hash join, but not for PWJ. I noticed this behavior while joining our own table