Github user davies commented on a diff in the pull request:
https://github.com/apache/spark/pull/8492#discussion_r38229685
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/DataFrameFunctionsSuite.scala ---
@@ -382,15 +378,13 @@ class DataFrameFunctionsSuite extends QueryTest with
SharedSQLContext {
df.selectExpr("array_contains(null, 1)")
}
- // In hive, if either argument has a matching type has a null value,
return false, even if
- // the first argument array contains a null and the second argument is
null
checkAnswer(
- df.selectExpr("array_contains(array(array(1), null)[1], 1)"),
- Seq(Row(false), Row(false))
+ df.selectExpr("array_contains(array(array(1), null)[0], 1)"),
+ Seq(Row(true), Row(true))
--- End diff --
Will add this to CollectionFunctionSuite
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