Uploaded image for project: 'Core Server'
  1. Core Server
  2. SERVER-27915

Make $group with $addToSet accumulator use DISTINCT_SCAN when applicable

    XMLWordPrintable

Details

    • Query 2017-02-13, Query 2017-03-27, Query 2017-04-17
    • 0

    Attachments

      Issue Links

        is depended on by

        Improvement - An improvement or enhancement to an existing feature or task. SERVER-25899 Make the distinct command always execute as an aggregation pipeline

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

        New Feature - A new feature of the product, which has yet to be developed. SERVER-2130 Ability to use Limit() with Distinct()

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

        Improvement - An improvement or enhancement to an existing feature or task. SERVER-37715 Use DISTINCT_SCAN for $unwind-$group pipelines

        • Major - P3 - Major loss of function.
        • Backlog
        related to

        Improvement - An improvement or enhancement to an existing feature or task. SERVER-9507 Optimize $sort+$group+$first pipeline to avoid full index scan

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

        Activity

          People

            backlog-query-optimization Backlog - Query Optimization
            david.storch@mongodb.com David Storch
            Votes:
            3 Vote for this issue
            Watchers:
            10 Start watching this issue

            Dates

              Created:
              Updated: