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VizQL Data Service (VDS) doesnât support cube data sources.
VDS doesnât support data sources that require multiple credentials.
VDS doesnât support querying for bins, sets, groups, and combined fields. These field types are not returned as part of the Request data source metadata method.
VDS doesnât support field domain aliasing.
VDS doesnât support all features of Tableau services. For a full list of supported features, see Create a Query.
VDS is available for all license models. Thereâs a cap on usage determined by the number of Tableau Creator licenses assigned to a site. Each Creator license on a site raises the cap for the entire site by 100 queries per hour.
VDS has a response size limit of 1 GB. Any response size larger than that results in an error. To avoid such an error, we recommend that you apply a filter to the data to limit the response size.