wip(osc): introduce odc online schema change adaptor #4334
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LioRoger
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MarkPotato777,
guowl3 and
LuckyPickleZZ
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What type of PR is this?
type-feature
What this PR does / why we need it:
odc will hold whole life cycle for online schema change progress including data migration.
this PR provide adapt code for odc migrate integration.
Which issue(s) this PR fixes:
Fixes #
Special notes for your reviewer:
Additional documentation e.g., usage docs, etc.: