"Azure Data Catalog" is in Public Preview
Here you can find the details : https://blogs.technet.com/b/machinelearning/archive/2015/07/09/announcing-the-public-preview-of-azure-data-catalog.aspx
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Here you can find the details : https://blogs.technet.com/b/machinelearning/archive/2015/07/09/announcing-the-public-preview-of-azure-data-catalog.aspx