Expose buffer usage during planning in EXPLAIN

When Who What
2020-04-03 02:32:07 Fujii Masao (masaofujii) Closed in commitfest 2020-03 with status: Committed
2020-04-02 06:53:10 Fujii Masao (masaofujii) Added masaofujii as committer
2020-04-02 06:53:06 Fujii Masao (masaofujii) New status: Ready for Committer
2020-04-01 17:56:10 Fujii Masao (masaofujii) Added masaofujii as reviewer
2020-02-14 18:22:17 Justin Pryzby (justinpryzby) Added justinpryzby as reviewer
2020-02-01 12:58:50 Tomas Vondra (fuzzycz) Closed in commitfest 2020-01 with status: Moved to next CF
2019-11-22 11:19:06 Julien Rouhaud (rjuju) Changed targetversion to 13
2019-11-22 11:19:06 Julien Rouhaud (rjuju) Changed authors to Julien Rouhaud (rjuju)
2019-11-22 11:18:56 Julien Rouhaud (rjuju) Attached mail thread 16109-26a1a88651e90608@postgresql.org
2019-11-22 11:18:55 Julien Rouhaud (rjuju) Created patch record