Document hasAncestor. Fixes #18.

googleapis · Jul 14, 2014 · 0170735 · 0170735
1 parent 6b1e033
commit 0170735
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diff --git a/README.md b/README.md
@@ -170,6 +170,12 @@ var q = ds.createQuery('Company')
     .filter('size <', 400);
 ~~~~
 
+In order to filter by ancestors, use `hasAncestor` helper.
+
+~~~ js
+var q = ds.createQuery('Child').hasAncestor(['Parent', 123]);
+~~~
+
 ##### Sorting
 
 You can sort the results by a property name ascendingly or descendingly.