rework confusing permissions for LOCK TABLE

When Who What
2023-01-13 22:39:38 Jeff Davis (jdavis) Closed in commitfest 2023-01 with status: Committed
2023-01-13 22:39:38 Jeff Davis (jdavis) Changed committer to jdavis
2022-12-30 18:51:47 Nathan Bossart (bossartn) New status: Ready for Committer
2022-12-30 18:50:59 Nathan Bossart (bossartn) Changed reviewers to Nathan Bossart (bossartn)
2022-12-30 18:50:59 Nathan Bossart (bossartn) Changed authors to Jeff Davis (jdavis)
2022-12-30 18:50:59 Nathan Bossart (bossartn) Changed targetversion to 16
2022-12-30 18:50:37 Nathan Bossart (bossartn) Attached mail thread 9550c76535404a83156252b25a11babb4792ea1e.camel@j-davis.com
2022-12-30 18:50:36 Nathan Bossart (bossartn) Created patch record