dongjoon-hyun commented on a change in pull request #29737:
URL: https://github.com/apache/spark/pull/29737#discussion_r557520789
##########
File path:
sql/hive/src/test/scala/org/apache/spark/sql/hive/orc/HiveOrcQuerySuite.scala
##########
@@ -313,4 +314,71 @@ class HiveOrcQuerySuite extends OrcQueryTest with
TestHiveSingleton {
}
}
}
+
+ test("SPARK-32864: Support ORC forced positional evolution") {
+ Seq("native", "hive").foreach { orcImpl =>
+ Seq(true, false).foreach { forcePositionalEvolution =>
+ withSQLConf(SQLConf.ORC_IMPLEMENTATION.key -> orcImpl,
+ OrcConf.FORCE_POSITIONAL_EVOLUTION.getAttribute ->
forcePositionalEvolution.toString) {
+ withTempPath { f =>
+ val path = f.getCanonicalPath
+ Seq((1, 2), (3, 4), (5, 6)).toDF("c1", "c2").write.orc(path)
+ val correctAnswer = Seq(Row(1, 2), Row(3, 4), Row(5, 6))
+ checkAnswer(spark.read.orc(path), correctAnswer)
+
+ withSQLConf(HiveUtils.CONVERT_METASTORE_ORC.key -> "true") {
+ withTable("t") {
+ sql(s"CREATE EXTERNAL TABLE t(c3 INT, c4 INT) STORED AS ORC
LOCATION '$path'")
+
+ val expected = if (forcePositionalEvolution) {
+ correctAnswer
+ } else {
+ Seq(Row(null, null), Row(null, null), Row(null, null))
+ }
+
+ checkAnswer(spark.table("t"), expected)
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ test("SPARK-32864: Support ORC forced positional evolution with partitioned
table") {
+ Seq("native", "hive").foreach { orcImpl =>
+ Seq(true, false).foreach { forcePositionalEvolution =>
+ withSQLConf(SQLConf.ORC_IMPLEMENTATION.key -> orcImpl,
+ OrcConf.FORCE_POSITIONAL_EVOLUTION.getAttribute ->
forcePositionalEvolution.toString) {
+ withTempPath { f =>
+ val path = f.getCanonicalPath
+ Seq((1, 2, 1), (3, 4, 2), (5, 6, 3)).toDF("c1", "c2", "p")
+ .write.partitionBy("p").orc(path)
+ val correctAnswer = Seq(Row(1, 2, 1), Row(3, 4, 2), Row(5, 6, 3))
+ checkAnswer(spark.read.orc(path), correctAnswer)
+
+ withSQLConf(HiveUtils.CONVERT_METASTORE_ORC.key -> "true") {
Review comment:
ditto.
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