[Developers] Freebase data download, conversion to RDF
Tim Kientzle
tim at metaweb.com
Wed Nov 28 20:27:44 UTC 2007
Yes, these are all objects with extraordinarily large numbers
of links.
/wikipedia/en_id: 9202a8c04000641f8000000000003b24
/wikipedia/en: 9202a8c04000641f8000000000003b29
/user/metaweb/datasource/MusicBrainz: 9202a8c04000641f800000000114342d
/user/metaweb/datasource/MusicBrainz/name:
9202a8c04000641f8000000001143432
/topic/en: 9202a8c04000641f800000000594e4b1
In order to query these, you'll need to use a cursored query
since any attempt to get all properties at one time is certain
to time out.
Others here can probably suggest good ways to do this. For
reference, I've formatted your query a bit:
{"qname":{"query":[{
"l:/type/reflect/any_master":
[{"guid":null,
"link":{"master_property":{"name":null}},
"optional":true
}],
"x:/type/reflect/any_master":
[{"name":null,
"type":"/type/type",
"link":{"master_property":{"name":null}},
"optional":true
}],
"t:/type/reflect/any_value":
[{"lang":null,
"link":
{"creator":null,"master_property":null,"timestamp":null},
"optional":true,
"type":"/type/text",
"value":null
}],
"v:/type/reflect/any_value":
[{"link":
{"creator":null,"master_property":null,"timestamp":null},
"optional":true,
"type":null,
"value":null
}],
"guid":GUID
}]}}
On Nov 28, 2007, at 10:22 AM, Kavitha Srinivas wrote:
> Here are the guids that we had to give up on (after multiple tries).
> Kavitha
>
>
> <givenupguids>
>
>
>
> On Nov 27, 2007, at 4:18 PM, Tim Kientzle wrote:
>
>> Please let us know what those 5 problematic GUIDs were.
>>
>> Tim Kientzle
>>
>> On Nov 27, 2007, at 6:46 AM, Kavitha Srinivas wrote:
>>
>>> Thanks to a lot of help from the Freebase folks, we finally managed
>>> to get data for all but 5 GUIDs downloaded from the Freebase
>>> website,
>>> and we transformed them into corresponding RDF triples. We have
>>> approximately 60 million RDF triples, so that's about a graph of 60M
>>> edges. Does this sound right? If it does, we can run our transform
>>> into RDF by you, make sure its correct and if there is interest,
>>> upload it some place that might be useful for Freebase users.
>>>
>>> Kavitha Srinivas
>>>
>>> _______________________________________________
>>> Developers mailing list
>>> Developers at freebase.com
>>> http://lists.freebase.com/mailman/listinfo/developers
>>
>> _______________________________________________
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>> http://lists.freebase.com/mailman/listinfo/developers
>
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