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Compatible upgrade with previous versions #46275

Closed
Tracked by #45885
zimulala opened this issue Aug 21, 2023 · 0 comments · Fixed by #46276
Closed
Tracked by #45885

Compatible upgrade with previous versions #46275

zimulala opened this issue Aug 21, 2023 · 0 comments · Fixed by #46276
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type/feature-request Categorizes issue or PR as related to a new feature.

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@zimulala
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zimulala commented Aug 21, 2023

  • version < v7.1.0, we don't support upgrading TiDB without manually Canceling DDL
  • v7.4.0 > version >= v7.1.0, we support upgrading TiDB without manually Canceling DDL, but we don't support /upgrade/start and upgrade/finish APIs.
  • version >= v7.4.0, we support /upgrade/start and upgrade/finish APIs.
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