i.e. Support for general purpose indexed use cases. Presenting metrics to your customers typically involves a lot of queries that are "parameterized" or "indexed" by a property such as account_id. Cached datasets provide a mechanism to handle this indexing in many common scenarios, but we think we can do a lot better. We're working on a brand new design to enable you to show much more (and more valuable) information to your customers, without sacrificing speed or cost.