On Fri, Jun 30, 2023 at 12:16 AM Tom Lane <t...@sss.pgh.pa.us> wrote:
> Pushed with that and defenses added to try_mergejoin_path and > try_hashjoin_path. It looks like the various try_partial_xxx_path > functions already reject cases that could be problematic. (They > will not accept inner parameterization that would lead to the > result being parameterized differently from the outer path. > By induction, that should be fine.) Thanks for pushing it! Yeah, I also checked that and there is no problem with partial join paths. However I found some opportunities for trivial revises there and created a new patch for those at [1]. [1] https://www.postgresql.org/message-id/flat/CAMbWs48mKJ6g_GnYNa7dnw04MHaMK-jnAEBrMVhTp2uUg3Ut4A%40mail.gmail.com Thanks Richard
