topic unique building id in Data Management Questions https://community.esri.com/t5/data-management-questions/unique-building-id/m-p/71055#M4079 <HTML><HEAD></HEAD><BODY><P>i have a building layer that needs periodic updating. &nbsp;i want to create a unique, unchanging building id for each building. &nbsp;i thought i would create a field "BLDG-ID" and field calculate the object id + 1. &nbsp;once i have done that on my initial building layer snapshot, is there a method/idea/script to automatically assign a bldg id based on the highest number within&nbsp;<SPAN>"BLDG-ID" +1, when i digitize&nbsp;a new building? &nbsp;reason i ask is because object id's can change depending on how the layer gets moved around from database to database. &nbsp;thoughts?</SPAN></P></BODY></HTML> Wed, 23 Nov 2016 19:29:21 GMT JayMukherjee 2016-11-23T19:29:21Z unique building id https://community.esri.com/t5/data-management-questions/unique-building-id/m-p/71055#M4079 <HTML><HEAD></HEAD><BODY><P>i have a building layer that needs periodic updating. &nbsp;i want to create a unique, unchanging building id for each building. &nbsp;i thought i would create a field "BLDG-ID" and field calculate the object id + 1. &nbsp;once i have done that on my initial building layer snapshot, is there a method/idea/script to automatically assign a bldg id based on the highest number within&nbsp;<SPAN>"BLDG-ID" +1, when i digitize&nbsp;a new building? &nbsp;reason i ask is because object id's can change depending on how the layer gets moved around from database to database. &nbsp;thoughts?</SPAN></P></BODY></HTML> Wed, 23 Nov 2016 19:29:21 GMT https://community.esri.com/t5/data-management-questions/unique-building-id/m-p/71055#M4079 JayMukherjee 2016-11-23T19:29:21Z Re: unique building id https://community.esri.com/t5/data-management-questions/unique-building-id/m-p/71056#M4080 <HTML><HEAD></HEAD><BODY><P>Take a look at using the attribute assistant.&nbsp; It can generate a unique ID based on a sequence or you can use an expression to do the calculation you suggest, or there is the field method that copies the value of one field to another.</P><P></P><P><A class="link-titled" href="http://solutions.arcgis.com/shared/help/attribute-assistant/documentation/methods-all-methods/" title="http://solutions.arcgis.com/shared/help/attribute-assistant/documentation/methods-all-methods/">All methods - Attribute Assistant | ArcGIS Solutions</A>&nbsp;</P><P><A class="link-titled" href="http://solutions.arcgis.com/shared/help/attribute-assistant/" title="http://solutions.arcgis.com/shared/help/attribute-assistant/">Attribute Assistant | ArcGIS Solutions</A>&nbsp;</P></BODY></HTML> Wed, 23 Nov 2016 19:33:18 GMT https://community.esri.com/t5/data-management-questions/unique-building-id/m-p/71056#M4080 JoeBorgione 2016-11-23T19:33:18Z Re: unique building id https://community.esri.com/t5/data-management-questions/unique-building-id/m-p/71057#M4081 <HTML><HEAD></HEAD><BODY><P>thank you...didn't even know about the existence of the attribute assistant.</P></BODY></HTML> Wed, 23 Nov 2016 21:27:43 GMT https://community.esri.com/t5/data-management-questions/unique-building-id/m-p/71057#M4081 JayMukherjee 2016-11-23T21:27:43Z