Github user ueshin commented on a diff in the pull request:
https://github.com/apache/spark/pull/21040#discussion_r182701040
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/collectionOperations.scala
---
@@ -287,3 +287,101 @@ case class ArrayContains(left: Expression, right:
Expression)
override def prettyName: String = "array_contains"
}
+
+
+/**
+ * Slices an array according to the requested start index and length
+ */
+// scalastyle:off line.size.limit
+@ExpressionDescription(
+ usage = "_FUNC_(a1, a2) - Subsets array x starting from index start (or
starting from the end if start is negative) with the specified length.",
--- End diff --
`_FUNC_(x, start, length)` instead of `_FUNC_(a1, a2)`?
---
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
