RefineCollectionShardKey doesn't need to store unowned chunks

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    • Type: Task
    • Resolution: Fixed
    • Priority: Major - P3
    • 9.0.0-rc0
    • Affects Version/s: None
    • Component/s: None
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    • Catalog and Routing
    • Fully Compatible
    • CAR Team 2026-04-13, CAR Team 2026-04-27
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      Once the ChunkMap is able to support a range of a shard key with gaps (SERVER-119607), we can improve refineCollectionShardKey so it doesn't persist unowned chunks to config.shard.catalog.chunks, and doesn't bulk-load all chunks into memory either.

            Assignee:
            Rustam Gusein-zade
            Reporter:
            Pol Pinol
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              Created:
              Updated:
              Resolved: