Document serverTimestamp() Android compatibility

acrollet · web-flow · commit a729afef6baf · 2019-01-17T16:34:56.000-07:00
diff --git a/docs/FIRESTORE.md b/docs/FIRESTORE.md
@@ -185,6 +185,8 @@ sanFranciscoDocument.update({
 });
 ```
 
+> NB: serverTimestamp() only works in an update on the Android SDK, not add or set.
+
 ### `collection.where()`
 Firestore supports advanced querying with the `where` function. Those `where` clauses can be chained to form logical 'AND' queries:
 
