This knowledge base articles showcases a demo that reveals how a third party platform can create an In-Memory cube and push data to this specific cube. The cube uses the Dataset Push API to push the data in an AWS hosted environment. To save costs, try using the Cloud API to programmatically start the environment when the load starts, as well as shutdown when the load is over. The sample code used is available here: MicroStrategy APIs - Cloud and Dataset Code.
View the demo tutorial with this video and make sure to listen for helpful hints:
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