![]() A leader node receives the queries from the client applications, parses the queries, and develops the execution plans. It manages the client connections and receives queries. Multi-node: Multi-node is a node that consists of more than one node. Single node: A single node stores up to 160 GB. Data Warehousing databases use different type architecture both from a database perspective and infrastructure layer. The complex queries are required to fetch the records given above. Following are the records required to calculate a Net Profit: This requires to pull a large number of records. Suppose we want to calculate the Net profit for EMEA and Pacific for the Digital Radio Product. ![]() OLAP is an Online Analytics Processing System used by the Redshift.
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