Github user yhuai commented on a diff in the pull request:
https://github.com/apache/spark/pull/3110#discussion_r20049405
--- Diff:
sql/hive/src/test/scala/org/apache/spark/sql/hive/InsertIntoHiveTableSuite.scala
---
@@ -121,4 +121,54 @@ class InsertIntoHiveTableSuite extends QueryTest {
sql("DROP TABLE table_with_partition")
sql("DROP TABLE tmp_table")
}
+
+ test("Insert ArrayType.containsNull == false") {
+ val schema = StructType(Seq(
+ StructField("a", ArrayType(StringType, containsNull = false))))
+ val rowRDD = TestHive.sparkContext.parallelize((1 to 100).map(i =>
Row(Seq(s"value$i"))))
+ val schemaRDD = applySchema(rowRDD, schema)
+ schemaRDD.registerTempTable("tableWithArrayValue")
+ sql("CREATE TABLE hiveTableWithArrayValue(a Array <STRING>)")
+ sql("INSERT OVERWRITE TABLE hiveTableWithArrayValue SELECT a FROM
tableWithArrayValue")
+
+ checkAnswer(
+ sql("SELECT * FROM hiveTableWithArrayValue"),
+ rowRDD.collect().toSeq)
+
+ sql("DROP TABLE hiveTableWithArrayValue")
+ }
+
+ test("Insert MapType.valueContainsNull == false") {
+ val schema = StructType(Seq(
+ StructField("m", MapType(StringType, StringType, valueContainsNull =
false))))
+ val rowRDD = TestHive.sparkContext.parallelize(
+ (1 to 100).map(i => Row(Map(s"key$i" -> s"value$i"))))
+ val schemaRDD = applySchema(rowRDD, schema)
+ schemaRDD.registerTempTable("tableWithMapValue")
+ sql("CREATE TABLE hiveTableWithMapValue(m Map <STRING, STRING>)")
+ sql("INSERT OVERWRITE TABLE hiveTableWithMapValue SELECT m FROM
tableWithMapValue")
+
+ checkAnswer(
+ sql("SELECT * FROM hiveTableWithMapValue"),
+ rowRDD.collect().toSeq)
+
+ sql("DROP TABLE hiveTableWithMapValue")
+ }
+
+ test("Insert StringType.fields.exists(_.nullable == false)") {
--- End diff --
`StructType.fields.exists`?
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