Merge pull request ibis-project#61 from xmnlab/master

Changed left and right params to column numeric type
deepfield · Jun 7, 2018 · 825d5ca · 825d5ca
2 parents a169dff + 5fec8d4
commit 825d5ca
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/ibis/expr/operations.py b/ibis/expr/operations.py
@@ -859,8 +859,8 @@ class Variance(VarianceBase):
 
 class Correlation(Reduction):
     """Coefficient of correlation of a set of number pairs."""
-    left = Arg(rlz.numeric)
-    right = Arg(rlz.numeric)
+    left = Arg(rlz.column(rlz.numeric))
+    right = Arg(rlz.column(rlz.numeric))
     how = Arg(rlz.isin({'sample', 'pop'}), default=None)
     where = Arg(rlz.boolean, default=None)