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  1. Spark
  2. SPARK-35743

Improve Parquet vectorized reader

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 3.3.0
    • 3.4.0
    • SQL

    Description

      This umbrella JIRA tracks efforts to improve vectorized Parquet reader.

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          is a parent of

          Sub-task - The sub-task of the issue SPARK-34863 Support nested column in Spark Parquet vectorized readers

          • Major - Major loss of function.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. SPARK-34859 Vectorized parquet reader needs synchronization among pages for column index

          • Blocker - Blocks development and/or testing work, production could not run
          • Resolved
          relates to

          New Feature - A new feature of the product, which has yet to be developed. SPARK-36528 Implement lazy decoding for the vectorized Parquet reader

          • Major - Major loss of function.
          • Open

          Improvement - An improvement or enhancement to an existing feature or task. SPARK-36527 Implement lazy materialization for the vectorized Parquet reader

          • Major - Major loss of function.
          • Open

          Improvement - An improvement or enhancement to an existing feature or task. SPARK-36529 Decouple CPU with IO work in vectorized Parquet reader

          • Major - Major loss of function.
          • Open
          There are no Sub-Tasks for this issue.

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              csun Chao Sun
              csun Chao Sun
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              Dates

                Created:
                Updated:
                Resolved: