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Answer: Powers ML applications, reporting, dashboards and adhoc reports.
The gold layer in Multi-hop architecture is designed to power ML applications, reporting, dashboards, and adhoc reports. It provides refined views of data, typically with aggregations, reduces strain on production systems, and optimizes query performance for business-critical data. For a deeper understanding, reviewing the Medallion Architecture documentation is recommended to grasp the distinct roles of each layer (bronze, silver, gold) as questions may vary focusing on each layer's purpose.
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In the context of Multi-hop architecture, what role does the gold layer serve?
A
Optimizes ETL throughput and analytic query performance
B
Data quality checks and schema enforcement
C
Powers ML applications, reporting, dashboards and adhoc reports.
D
Eliminate duplicate records
E
Preserves grain of original data, without any aggregations