Improve semijoin selectivity estimates by clamping them to not more than innerjoin equivalent

When Who What
2018-11-23 17:49:09 Tom Lane (tgl) Closed in commitfest 2018-11 with status: Committed
2018-11-23 17:49:09 Tom Lane (tgl) Changed committer to tgl
2018-11-20 20:25:31 Melanie Plageman (melanieplageman) New status: Ready for Committer
2018-11-16 00:51:45 Melanie Plageman (melanieplageman) Posted review with messageid <154232950503.1400.7562962199586713542.pgcf@coridan.postgresql.org>
2018-11-16 00:51:45 Melanie Plageman (melanieplageman) New status: Waiting on Author
2018-11-06 02:18:21 Melanie Plageman (melanieplageman) Added melanieplageman as reviewer
2018-09-25 20:16:09 Tom Lane (tgl) Changed authors to Tom Lane (tgl)
2018-09-25 20:16:09 Tom Lane (tgl) Changed topic to Bug Fixes
2018-09-25 20:15:38 Tom Lane (tgl) Attached mail thread 152395805004.19366.3107109716821067806@wrigleys.postgresql.org
2018-09-25 20:15:38 Tom Lane (tgl) Created patch record