sunchao commented on code in PR #37419:
URL: https://github.com/apache/spark/pull/37419#discussion_r944890706
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sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetQuerySuite.scala:
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@@ -1108,6 +1108,17 @@ abstract class ParquetQuerySuite extends QueryTest with
ParquetTest with SharedS
checkAnswer(sql("select * from tbl"), expected)
}
}
+
+ test("SPARK-39833: count() with pushed filters from Parquet files") {
Review Comment:
> ... I would have to change the code to check filters that are pushed down
against the requested schema instead of a full one but then it might introduce
a performance issue.
Yes I think this would be the approach, but why it might introduce
performance issues?
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