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  1. Spark
  2. SPARK-12992

Vectorize parquet decoding using ColumnarBatch

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 2.0.0
    • Component/s: SQL
    • Labels:
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      Description

      Parquet files benefit from vectorized decoding. ColumnarBatches have been designed to support this. This means that a single encoded parquet column is decoded to a single ColumnVector.

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            • Assignee:
              nongli Nong Li
              Reporter:
              nongli Nong Li
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