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  1. Core Server
  2. SERVER-84185

DuplicateKey error reported for $merge aggregation on a sharded collection

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    • Type: Icon: Bug Bug
    • Resolution: Unresolved
    • Priority: Icon: Major - P3 Major - P3
    • None
    • Affects Version/s: None
    • Component/s: None
    • Query Execution
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      Execute resmoke with the attached test on the concurrency_sharded_replication suite.

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      Execute resmoke with the attached test on the concurrency_sharded_replication suite.

      The attached FSM test causes the aggregation to return a DuplicatKey error only if the output collection is sharded.

      If the collection is unsharded the test doesn't fail.

        1. agg_merge_does_not_cause_duplicate_id_errors.js
          2 kB

            Assignee:
            backlog-query-execution [DO NOT USE] Backlog - Query Execution
            Reporter:
            jordi.olivares-provencio@mongodb.com Jordi Olivares Provencio
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              Created:
              Updated: