[Developers] Query with : in id string returns an error

Christopher R. Maden crism at metaweb.com
Tue Jun 10 23:43:55 UTC 2008


Robert Cook wrote:
> By the way, the english freebase keys were automatically generated only 
> when the topic display name was unique.  For "2001: A Space Odyssey", 
> most likely there was no key created because there were at least two 
> topics with that name.

As the Discordians say, this is true in some sense and false in some sense.

In the /wikipedia/en namespace, every English Wikipedia article title 
has a key.[*]  An article with multiple titles (via Wikipedia redirects) 
results in a Freebase topic with multiple keys.

     [*] This is also true in some sense and false
         in some sense; articles we have ignored
         completely do not have keys.

However, in the /en namespace (also known as /topic/en), we have 
promoted some titles to keys.  This is what Robert is talking about; 
only unique (unambiguous) titles were promoted.  These keys are all 
lower case and have no punctuation, and are primarily there for easy 
access and URL prettiness.

~Chris
-- 
Christopher R. Maden
Data Architect
Metaweb Technologies, Inc.
<URL: http://www.metaweb.com/ >


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