Uploaded image for project: 'Hive'
  1. Hive
  2. HIVE-4014

Hive+RCFile is not doing column pruning and reading much more data than necessary

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.10.0
    • Component/s: None
    • Labels:
      None

      Description

      With even simple projection queries, I see that HDFS bytes read counter doesn't show any reduction in the amount of data read.

        Attachments

          Activity

            People

            • Assignee:
              vinodkv Vinod Kumar Vavilapalli
              Reporter:
              vinodkv Vinod Kumar Vavilapalli
            • Votes:
              1 Vote for this issue
              Watchers:
              5 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved: