Patent ID: 11934389
Assignee: AMAZON TECHNOLOGIES, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 14:
15. One or more non-transitory computer-readable storage media storing program instructions that, when executed on or across one or more computing devices, cause the one or more computing devices to implement:
receiving, by a service of a provider network, a request to create a materialized view stored at a target data store according to a definition that specifies a join key to identify matches between a first data source and a second data source, wherein application of the join key joins first data from the first data source that is a data stream with second data from the second data source;
creating, by the service of the provider network, the materialized view at the target data store that joins the first data from the data stream with the second data from the second data source according to the definition of the materialized view that specifies the join key; and
maintaining, by the service of the provider network, the materialized view to include further data obtained from the data stream joined with additional data obtained the second data source according to the definition of the materialized view that specifies the join key.