[FIX] fields: support fields with store=False

Fix method `to_column` to not create columns for non-stored fields.
2015-07-02 16:56:04 +02:00
parent 04fb3dfcff
commit 72399a195a
1 changed files with 2 additions and 3 deletions
@@ -671,9 +671,8 @@ class Field(object):

    def to_column(self):
        """ Return a column object corresponding to `self`, or ``None``. """
-        if not self.store and self.compute:
-            # non-stored computed fields do not have a corresponding column
-            self.column = None
+        if not self.store and not self.column:
+            # non-stored fields do not have a corresponding column
            return None

        # determine column parameters