Behind the Revit Unique ID

In order to link data together we need unique ID’s. My question was, is the unique ID unique to the project or universally unique. When we start looking at federated models and federated data sets we have better make sure that it is universally unique. A step up in the scale of BIM but something that BIG data is already familiar with. Thankfully I was sent some very useful information from Alan Quinn of Autodesk.

“I understand you have questions about Unique ID’s for elements in combined Revit 2013 models. Every element in every Revit file has a unique id. You will have no issues combining model etc. Here’s a few links that will help:

General Questions (See first question and answer)

http://wikihelp.autodesk.com/Revit/enu/2013/Help/00006-API_Developer’s_Guide/0170-Appendic170/0187-FAQ187/0188-General_188

UniqueId, DWF and IFC GUID (This is at the API level, but helps explain the code)

http://thebuildingcoder.typepad.com/blog/2009/02/uniqueid-dwf-and-ifc-guid.html

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About Shaun Farrell

I have been involved in the construction sector since 1986 and over the years I have seen things change dramatically. Much of the change has been directly as a result of technology. This blog will be about the key combinations of People, Process and Technology. Any views expressed here are strictly my own.
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