flush cache before segment merge (#4955)#4969

Closed

ti-chi-bot wants to merge 2 commits intopingcap:release-6.0from ti-chi-bot:cherry-pick-4955-to-release-6.0

+79-12

Commits on May 23, 2022

This is an automated cherry-pick of pingcap#4955

lidezhu
authored and
ti-chi-bot
committed

Commits on May 25, 2022

Update Segment.h
lidezhu
authored