XMLWordPrintableJSON

Details

    • Sub-task
    • Status: Open
    • Minor
    • Resolution: Unresolved
    • 3.1.0
    • None
    • SQL
    • None

    Description

      To allow Spark to write Hive 3 compatible bucketed table, we need to follow the same hash function with Hive/Presto. Hive murmur3hash is quite some different with Spark murmur3hash (with different default seed, different logic for NULL, array, map, struct, detail in https://github.com/apache/hive/blob/ece58fff1b53ea451bfc524c4c15f63ee12eca00/serde/src/java/org/apache/hadoop/hive/serde2/objectinspector/ObjectInspectorUtils.java#L813).  So here introduce a Hive murmur3hash expression.

      Attachments

        Activity

          People

            Unassigned Unassigned
            chengsu Cheng Su
            Votes:
            0 Vote for this issue
            Watchers:
            4 Start watching this issue

            Dates

              Created:
              Updated: