drainer/*: get latest timestamp from pd when initial-commit-ts is -1 (#787) #788
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cherry-pick #787 to release-3.0
What problem does this PR solve?
easy deploy for starting at the latest timestamp
What is changed and how it works?
drainer/*: get the latest timestamp from PD when initial-commit-ts is -1
Check List
Tests
Code changes
Side effects
Related changes
tidb-ansible
repository