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  1. Core Server
  2. SERVER-68591

Temporarily switch to scanning the row store when encounter data that cannot be served from CSI

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    • Type: Icon: Improvement Improvement
    • Resolution: Fixed
    • Priority: Icon: Major - P3 Major - P3
    • 6.3.0-rc0
    • Affects Version/s: None
    • Component/s: None
    • Labels:
    • Fully Compatible
    • QE 2022-09-19, QE 2022-10-03, QE 2022-10-17, QE 2022-10-31, QE 2022-11-14, QE 2022-11-28, QE 2022-12-12, QE 2022-12-26, QE 2023-01-09
    • 35

      • Calls the next() method for the row store cursor, as opposed to continuously seeking, in order to reduce time taken during COLUMN_SCAN
      • Processes records in batches. For each batch, we consider a sample size, and if that sample size reaches a certain amount of row store calls, we automatically defer to row store for the rest of the batch.

            Assignee:
            irina.yatsenko@mongodb.com Irina Yatsenko (Inactive)
            Reporter:
            justin.zhang@mongodb.com Justin Zhang (Inactive)
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              Created:
              Updated:
              Resolved: