Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/14164#discussion_r71965649
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/DataFrameSuite.scala
---
@@ -110,6 +110,28 @@ class DataFrameSuite extends QueryTest with
SharedSQLContext {
)
}
+ test("test filtering with predicates on UDT columns") {
+val rowRDD = sparkContext.parallelize(Seq(Row(new ExampleMoney(1.0)),
Row(new ExampleMoney(2.0)), Row(new ExampleMoney(3.0
+val schema = StructType(Array(StructField("dollar", new
ExampleMoneyUDT(), false)))
+val df = spark.createDataFrame(rowRDD, schema)
+
+checkAnswer(df.filter(df("dollar") < 2.0), Seq(Row(new
ExampleMoney(1.0
--- End diff --
cc @mengxr , is UDT designed to work like this?
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