maropu commented on a change in pull request #26896: [PYSPARK][MINOR][DOC] fix 
pyspark slice documentation
URL: https://github.com/apache/spark/pull/26896#discussion_r358015166
 
 

 ##########
 File path: sql/core/src/main/scala/org/apache/spark/sql/functions.scala
 ##########
 @@ -3267,6 +3267,11 @@ object functions {
   /**
    * Returns an array containing all the elements in `x` from index `start` 
(or starting from the
    * end if `start` is negative) with the specified `length`.
+   *
+   * @param x the column which is to be sliced
+   * @param start the starting index of the slice
+   * @param length the desired length of the slice
 
 Review comment:
   Why does it has the different statement from the one above? Can you make it 
consistent?

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