James Thompson created SPARK-23388:
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Summary: Support for Parquet Binary DecimalType in
VectorizedColumnReader
Key: SPARK-23388
URL: https://issues.apache.org/jira/browse/SPARK-23388
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 2.3.0
Reporter: James Thompson
The following commit to spark removed support for decimal binary types:
[https://github.com/apache/spark/commit/9c29c557635caf739fde942f53255273aac0d7b1#diff-7bdf5fd0ce0b1ccbf4ecf083611976e6R428]
As per the parquet spec, decimal can be used to annotate binary types, so
support should be re-added:
[https://github.com/apache/parquet-format/blob/master/LogicalTypes.md#decimal]
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