srowen commented on a change in pull request #25728: [SPARK-29020][SQL]
Improving array_sort behaviour
URL: https://github.com/apache/spark/pull/25728#discussion_r322765480
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File path: sql/core/src/main/scala/org/apache/spark/sql/functions.scala
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@@ -3328,13 +3328,23 @@ object functions {
}
/**
- * Sorts the input array in ascending order. The elements of the input array
must be orderable.
+ * Sorts the input array for the given column in ascending order,
+ * according to the natural ordering of the array elements.
* Null elements will be placed at the end of the returned array.
*
* @group collection_funcs
* @since 2.4.0
*/
- def array_sort(e: Column): Column = withExpr { ArraySort(e.expr) }
+ def array_sort(e: Column): Column = array_sort(e, asc = lit(true))
Review comment:
I think these would need to be added to Pyspark as well as R?
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