Introduce xid8 and xid8_current() etc, for 64 bit transaction IDs.

2020-04-07 00:15:52 Thomas Munro (macdice) Closed in commitfest 2020-03 with status: Committed 2020-04-07 00:15:52 Thomas Munro (macdice) Changed committer to macdice 2020-02-01 12:52:55 Tomas Vondra (fuzzycz) Closed in commitfest 2020-01 with status: Moved to next CF 2020-01-17 17:21:26 Mark Dilger (hornschnorter) Removed hornschnorter from reviewers 2019-12-03 22:38:47 Thomas Munro (macdice) New status: Needs review 2019-12-01 01:14:01 Michael Paquier (michael-kun) New status: Waiting on Author 2019-12-01 01:13:56 Michael Paquier (michael-kun) Closed in commitfest 2019-11 with status: Moved to next CF 2019-12-01 01:13:53 Michael Paquier (michael-kun) New status: Needs review 2019-11-30 23:24:46 Mark Dilger (hornschnorter) New status: Waiting on Author 2019-11-30 23:23:04 Mark Dilger (hornschnorter) Added hornschnorter as reviewer 2019-10-29 05:02:38 Takao Fujii (t-fujii) Added t-fujii as reviewer 2019-09-30 19:00:10 Álvaro Herrera (alvherre) Closed in commitfest 2019-09 with status: Moved to next CF 2019-09-01 05:07:02 Thomas Munro (macdice) Changed authors to Thomas Munro (macdice) 2019-09-01 05:06:55 Thomas Munro (macdice) Attached mail thread 20190725000636.666m5mad25wfbrri@alap3.anarazel.de 2019-09-01 05:06:55 Thomas Munro (macdice) Created patch record