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  1. Core Server
  2. SERVER-10220

Support hashed fields in compound indexes and compound shard keys

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    Details

    • Backwards Compatibility:
      Fully Compatible
    • Case:

      Description

      Provide ability to have hashed fields in compound indexes.

      For example:

      db.collection.ensureIndex({a : 'hashed', b : 1})

      Required for compound shard keys where one of the fields needs to be hashed for even distribution across the cluster.

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          duplicates

          Improvement - An improvement or enhancement to an existing feature or task. SERVER-11338 GridFS hash base sharding support

          • Major - P3 - Major loss of function.
          • Closed
          is duplicated by

          Bug - A problem which impairs or prevents the functions of the product. SERVER-32657 Sharding GridFS has write bottleneck

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

            Activity

              People

              Assignee:
              backlog-server-sharding Backlog - Sharding Team
              Reporter:
              daniel.roberts@10gen.com daniel.roberts@10gen.com
              Participants:
              Votes:
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              47 Start watching this issue

                Dates

                Created:
                Updated:
                Resolved: