cloud-fan commented on a change in pull request #27556: [SPARK-25990][SQL]
ScriptTransformation should handle different data types correctly
URL: https://github.com/apache/spark/pull/27556#discussion_r378824280
##########
File path:
sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/ScriptTransformationSuite.scala
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@@ -186,6 +191,40 @@ class ScriptTransformationSuite extends SparkPlanTest
with TestHiveSingleton wit
rowsDf.select("name").collect())
assert(uncaughtExceptionHandler.exception.isEmpty)
}
+
+ test("SPARK-25990: TRANSFORM should handle different data types correctly") {
+ assume(TestUtils.testCommandAvailable("python"))
+ val scriptFilePath = getTestResourcePath("test_script.py")
+
+ withTempView("v") {
+ val df = Seq(
+ (1, "1", 1.0, BigDecimal(1.0), new Timestamp(1)),
+ (2, "2", 2.0, BigDecimal(2.0), new Timestamp(2)),
+ (3, "3", 3.0, BigDecimal(3.0), new Timestamp(3))
+ ).toDF("a", "b", "c", "d", "e")
+ df.createTempView("v")
+
+ val query = sql(
+ s"""
+ |SELECT
+ |TRANSFORM(a, b, c, d, e)
+ |USING 'python $scriptFilePath' AS (a, b, c, d, e)
+ |FROM v
+ """.stripMargin)
+
+ val castDecimal: Column => Column = if (HiveUtils.isHive23) {
Review comment:
and maybe name it as `decimalToString`
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