Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/511#discussion_r11930738
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/parquet/ParquetQuerySuite.scala ---
@@ -195,5 +196,27 @@ class ParquetQuerySuite extends QueryTest with
FunSuite with BeforeAndAfterAll {
Utils.deleteRecursively(ParquetTestData.testDir)
ParquetTestData.writeFile()
}
+
+ test("test filter by predicate pushdown") {
+ for(myval <- Seq("myint", "mylong", "mydouble", "myfloat")) {
+ println(s"testing field $myval")
+ val result1 = sql(s"SELECT * FROM testfiltersource WHERE $myval <
150 AND $myval >= 100").collect()
--- End diff --
It would be good to dive into the `queryExecution` here and somehow check
that predicates are actually getting pushed down.
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