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PolyBase, a data virtualization feature for SQL Server, allows users to seamlessly query data from various external sources directly using T-SQL (Transact-SQL) without the need for separate client ...

-- The server admin account is meant to perform management operations, and is not suited for running queries on user data.

description: "Complete this exercise to learn how to use PolyBase to query an external data source Parquet file and manipulate the data." ...