Uploaded image for project: 'Hive'
  1. Hive
  2. HIVE-17683

Add explain locks <sql> command

Log workAgile BoardRank to TopRank to BottomBulk Copy AttachmentsBulk Move AttachmentsVotersWatch issueWatchersCreate sub-taskConvert to sub-taskMoveLinkCloneLabelsUpdate Comment AuthorReplace String in CommentUpdate Comment VisibilityDelete Comments
    XMLWordPrintableJSON

Details

    • New Feature
    • Status: Resolved
    • Critical
    • Resolution: Fixed
    • None
    • 3.2.0
    • Transactions
    • None

    Description

      Explore if it's possible to add info about what locks will be asked for to the query plan.
      Lock acquisition (for Acid Lock Manager) is done in DbTxnManager.acquireLocks() which is called once the query starts running. Would need to refactor that.

      Attachments

        1. HIVE-17683.01.patch
          28 kB
          Igor Kryvenko
        2. HIVE-17683.02.patch
          26 kB
          Igor Kryvenko
        3. HIVE-17683.03.patch
          40 kB
          Igor Kryvenko
        4. HIVE-17683.04.patch
          40 kB
          Igor Kryvenko
        5. HIVE-17683.05.patch
          40 kB
          Igor Kryvenko
        6. HIVE-17683.06.patch
          40 kB
          Igor Kryvenko
        7. HIVE-17683-branch-3.patch
          37 kB
          Igor Kryvenko

        Activity
          This comment will be Viewable by All Users Viewable by All Users
          Cancel

          People

            ikryvenko Igor Kryvenko Assign to me
            ekoifman Eugene Koifman
            Votes:
            0 Vote for this issue
            Watchers:
            4 Start watching this issue

            Dates

              Created:
              Updated:
              Resolved:

              Slack

                Issue deployment