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  1. Core Server
  2. SERVER-19182

Integrate storage engine optimizations into $sample stage

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    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.1.8
    • Component/s: Aggregation Framework, Storage
    • Labels:
      None
    • Backwards Compatibility:
      Fully Compatible
    • Epic Link:
    • Sprint:
      Quint Iteration 7, QuInt 8 08/28/15

      Description

      Once storage engines can provide an optimized path to retrieve a pseudo-random document, the $sample aggregation stage should take advantage of this.

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          depends on

          Bug - A problem which impairs or prevents the functions of the product. SERVER-20121 XorShift PRNG should use unsigned arithmetic

          • Major - P3 - Major loss of function.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. SERVER-19183 Allow storage engines to provide optimized random cursors for use by $sample

          • Major - P3 - Major loss of function.
          • Closed
          is related to

          New Feature - A new feature of the product, which has yet to be developed. SERVER-533 Aggregation stage to randomly sample documents

          • Major - P3 - Major loss of function.
          • Closed

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                Dates

                • Created:
                  Updated:
                  Resolved: