I think that's an oversight. Files that contain all null values should not match inequalities.
On Mon, Aug 12, 2019 at 1:29 PM Anton Okolnychyi <[email protected]> wrote: > Hey folks, > > A quick question: InclusiveMetricsEvaluator doesn't check null counts in > qt/gtEq/lt/ltEq predicates as opposed to ParquetMetricsRowGroupFilter, > meaning files containing only null values will always match. Am I correct > that it's on purpose and we expect query engines to always infer isNotNull > whenever we have qt/gtEq/lt/ltEq? > > Thanks, > Anton -- Ryan Blue Software Engineer Netflix
