Uploaded image for project: 'Hive'
  1. Hive
  2. HIVE-22745 Config option to turn off read locks
  3. HIVE-22755

Cleaner/Compaction can skip the read locks and use the min open txn id

Log workAgile BoardRank to TopRank to BottomAdd voteVotersWatch issueWatchersConvert to IssueMoveLinkCloneLabelsUpdate Comment AuthorReplace String in CommentUpdate Comment VisibilityDelete Comments
    XMLWordPrintableJSON

    Details

    • Type: Sub-task
    • Status: Open
    • Priority: Major
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: 4.0.0
    • Component/s: Transactions
    • Labels:
      None

      Description

      The minOpenTxnId is used by the Cleaner here

      https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/txn/compactor/Cleaner.java#L154

      This currently converts it to open write-ids to clean appropriately.

        Attachments

        Issue Links

          Activity

          $i18n.getText('security.level.explanation', $currentSelection) Viewable by All Users
          Cancel

            People

            • Assignee:
              Unassigned Assign to me
              Reporter:
              bslim Slim Bouguerra

              Dates

              • Created:
                Updated:

                Issue deployment