Update readwriter.py

Davies Liu · Davies Liu · commit b65dfa276009 · 2015-06-02T00:05:37.000-07:00
diff --git a/python/pyspark/sql/readwriter.py b/python/pyspark/sql/readwriter.py
@@ -219,6 +219,7 @@ def __init__(self, df):
         self._sqlContext = df.sql_ctx
         self._jwrite = df._jdf.write()
 
+    @since(1.4)
     def mode(self, saveMode):
         """
         Specifies the behavior when data or table already exists. Options include:
