fix typos

apache · Nov 25, 2015 · 80e704a · 80e704a
1 parent 2169886
commit 80e704a
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/GroupedData.scala b/sql/core/src/main/scala/org/apache/spark/sql/GroupedData.scala
@@ -282,7 +282,7 @@ class GroupedData protected[sql](
   }
 
   /**
-   * Pivots a column of the current [[DataFrame]] and preform the specified aggregation.
+   * Pivots a column of the current [[DataFrame]] and perform the specified aggregation.
    * There are two versions of pivot function: one that requires the caller to specify the list
    * of distinct values to pivot on, and one that does not. The latter is more concise but less
    * efficient, because Spark needs to first compute the list of distinct values internally.
@@ -321,7 +321,7 @@ class GroupedData protected[sql](
   }
 
   /**
-   * Pivots a column of the current [[DataFrame]] and preform the specified aggregation.
+   * Pivots a column of the current [[DataFrame]] and perform the specified aggregation.
    * There are two versions of pivot function: one that requires the caller to specify the list
    * of distinct values to pivot on, and one that does not. The latter is more concise but less
    * efficient, because Spark needs to first compute the list of distinct values internally.
@@ -353,7 +353,7 @@ class GroupedData protected[sql](
   }
 
   /**
-   * Pivots a column of the current [[DataFrame]] and preform the specified aggregation.
+   * Pivots a column of the current [[DataFrame]] and perform the specified aggregation.
    * There are two versions of pivot function: one that requires the caller to specify the list
    * of distinct values to pivot on, and one that does not. The latter is more concise but less
    * efficient, because Spark needs to first compute the list of distinct values internally.