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03-22-2017
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03-23-2017
06:45 PM
Raw data are individual events of user click and user open. The goal is to track the aggregate clicks and opens with respect to the filters being applied. An example of a mandatory filter would be the date the message was sent to the user, an example of an optional filter would be what device the user open/clicked the message. The events themselves are at the granularity of the user, and contain when the message was sent to the user, in addition to other contextual information surrounding the message (subject txt, message origin, etc.)
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03-22-2017
05:24 PM
We are using HBase as the underlying data store for a web application. The web application allows the user to specify certain filters that are mandatory, as well as optional. The result coming from HBase are precalculated aggregates based on the filters of the application. What is the appropriate row key, table design to accommodate future filters, both mandatory and optional?
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Apache HBase