fix

databricks · Nov 19, 2019 · 07d67b9 · 07d67b9
1 parent ab27a0b
commit 07d67b9
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/databricks/koalas/frame.py b/databricks/koalas/frame.py
@@ -4281,10 +4281,9 @@ def tail(self, n=5):
         7  whale
         6  shark
         """
-        tmp_col = '__order__'
-        sdf = self._sdf.withColumn(tmp_col, F.monotonically_increasing_id())
 
-        return DataFrame(self._internal.copy(sdf=sdf.orderBy(tmp_col, ascending=False).limit(n)))
+        return DataFrame(self._internal.copy(
+            sdf=self._sdf.orderBy(F.monotonically_increasing_id(), ascending=False).limit(n)))
 
     def pivot_table(self, values=None, index=None, columns=None,
                     aggfunc='mean', fill_value=None):