cockroachdb / cockroachdb/cockroach

changefeedccl: db-level feeds: add tablewatcher check before saving progress, in CF

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A-cdc C-enhancement T-cdc
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Description

Add a tableset.Watcher check before emitting resolved msg & saving progress in the changefeed coordinator. If there is a diff, add the new tables to the frontier and restart the feed.

Jira issue: CRDB-51842

Epic CRDB-55919

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