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Data Contributor
Data Contributors are Freebase users who are involved with the editing or addition of data in the Freebase database, whether it's simply adding information to property fields or performaning bulk writes to the graph using MQL.
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Freebase Contribution Guidelines
Please do contribute to Freebase. You can upload data, add pieces of information ad hoc, edit entries that are inaccurate or incomplete and participate in discussions. Just bear in mind a few common-sense guidelines. Data Guidelines In...
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Adding Information to a Topic
There are three ways you can add information to a Freebase topic: If you have any questions about what kind of information should be entered for a property, click the ? in the lower left corner; if the type creator has entered any descriptive or...
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Creating a New Topic
When you're viewing a list of topics you might notice that something is missing, and you'd like to add it to the list. Or maybe you have a big list of topics you'd like to contribute. Adding or creating a single a topic, or adding or creating a new...
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Flagging Topics for Merge or Deletion
Occasionally you may notice that someone has created a duplicate of a topic that already exists under another type, or you yourself might create a topic and then want to delete it. And then there are those extreme cases, where someone has...
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Loading Data and Contributing Large Datasets
If you have a large amount of data that you want to load into Freebase you should first have a schema designed for it. The Beginner's Guide to Creating Schemas is a good place to start if you haven't created schemas before, and the Data Modeling...
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The Complete Metaweb Query Language (MQL) Reference Guide
The Complete Metaweb Query Language (MQL) Reference Guide provides information on the Metaweb system architecture as well as a complete guide to using MQL to retrieve information from Freebase. It can be viewed online at mql...
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The Freebase Experts Program
Freebase is growing, and as we get more and more people joining us to use and contribute data we’re finding it more and more important to actively support our community. Historically, support for Freebase has come from Metaweb employees, but that’s...
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Voting on Flagged Topics
From the homepage, users can now help clean up Freebase data by reviewing flagged topics. Flagged topics have been marked by other users as candidates for merge or delete. If a flagged topic gets sufficient votes for merge or delete, the operation...
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Merging musical data
There is sometimes confusion when voting on merging musical albums, releases, and tracks, due to the detailed Freebase data model for recorded music. This is an attempt to provide guidance in those situations. Merging between types. This should never...
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Creating relationships with the connect directive
Since concepts can have multiple types, you will always need to specify the type that you are populating values for. Alternatively, you can use the instance ID and the fully qualified property ID for your query:
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Primitive Definition
The fundamental unit of graph storage, a primitive represents a single object (without its properties) or a single property (a link, possibly with an associated text string or number). A primitive generally corresponds to a basic fact stored...
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Uploading Images under CC-BY
When you upload an image to Freebase, one of the license options is Creative Commons (by) aka CC-BY. CC-BY is a type of license that allows the distribution of content and images without the need to pay royalties. The two...
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MQL Cheatsheet
The MQL cheatsheet provides an overview of the syntax for MQL queries, including directives, outer envelope parameters, wildcards, numeric and textual comparisons, as well as the sytax and directives for MQL write commands, all in a compact, easy-to...
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Using the Query Editor
The Query Editor is a tool to help you formulate and see the results of Metaweb Query Language (MQL) queries. You can use the Query Editor in conjunction with the MQL Reference Guide to teach yourself MQL, test queries for use in hosted...
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What is / isn't a topic alias?
Topic aliases (/common/topic/alias) are short snippets of text that provide alternate names to topics in Freebase.
