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  1. Apache Lens (Retired)
  2. LENS-827

Expression pushdown for query optimisation in JDBC

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 2.5
    • driver-jdbc
    • None

    Description

      Currently Columnar rewriter skips rewrite in case of expressions used in select query. This ticket is to add the improvement in the rewriter to rewrite them and pushdown to fact subquery.

      Attachments

        1. LENS-827_1.patch
          24 kB
          SushilMohanty
        2. LENS-827_2.patch
          24 kB
          SushilMohanty
        3. LENS-827_3.patch
          35 kB
          SushilMohanty
        4. LENS-827_4.patch
          12 kB
          SushilMohanty

        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. LENS-846 Not all filters on fact is getting push down

          • Major - Major loss of function.
          • Open

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              sushilmohanty SushilMohanty
              sushilmohanty SushilMohanty
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                Created:
                Updated:
                Resolved:

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