branch/serial

sql/test/BugTracker-2019/merge-table-limit.Bug-6756 from 70158:ae96662f93e6, searching backwards on branch Nov2019

serialstatuscommits
70158:ae96662f93e6F_ERROR F_OK11 commits
70130:d2a25d02ca50test not run!19 commits
70109:ce4a28db1cddtest not run!3 commits
70102:44fe79e1edf2test not run!3 commits
70085:21e85f0d6944test not run!1 commits