Changes between Version 67 and Version 68 of Help/Concepts/Object

Timestamp:

2016-05-07T04:38:40+02:00 (9 years ago)

Author:

openstreetmap.org-user-d1g

Comment:

clarify a bit

Help/Concepts/Object

@@ -101 +101 @@
 They were introduced to simplify wiki-style editing. Unfortunately, to track changes to ways/relations you need to use more complex tools than simple comparison by version number.
 
-* Contents of the relation can change without change in id of the relation.
-* Contents of the way can change without change in id of the relation.
+* Contents of the relation can change without change in version or id of the relation (a way can be changed, a node can be changed, a child relation can be changed).
+* Contents of the way can change without change in version or id of the way (a node can be moved several times).
 
-But you can always track complete history of one node based on history.
+But you can always track complete history of one node based on history. 
+Also, you can use time sliced data (region extracts by date) to inspect how objects were changing (and refer to object id and point in time from the database).
 
 === Object ids ===