Gabor Szadovszky created PARQUET-1251:
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Summary: Describe handling of the ambigous min/max statistics for
FLOAT/DOUBLE
Key: PARQUET-1251
URL: https://issues.apache.org/jira/browse/PARQUET-1251
Project: Parquet
Issue Type: Bug
Components: parquet-format
Affects Versions: format-2.4.0
Reporter: Gabor Szadovszky
Assignee: Gabor Szadovszky
Describe the handling of the ambigous min/max statistics for FLOAT/DOUBLE types
in case of TypeDefinedOrder. (See PARQUET-1222 for details.)
* When looking for NaN values, min and max should be ignored.
* If the min is a NaN, it should be ignored.
* If the max is a NaN, it should be ignored.
* If the min is +0, the row group may contain -0 values as well.
* If the max is -0, the row group may contain +0 values as well.
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