Maxim Gekk created SPARK-31665:
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Summary: Test parquet dictionary encoding of random
dates/timestamps
Key: SPARK-31665
URL: https://issues.apache.org/jira/browse/SPARK-31665
Project: Spark
Issue Type: Test
Components: SQL
Affects Versions: 3.1.0
Reporter: Maxim Gekk
Currently, dictionary encoding is not tested in ParquetHadoopFsRelationSuite
test "test all data types" because dates and timestamps are uniformly
distributed, and dictionary encoding is not applied for the types in fact.
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