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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 ...
Polybase lets you define external tables in SQL Server that map to flat files stored on HDFS. You can then write T-SQL queries that seamlessly retrieve data from Hadoop, and automatically transform ...
SQL (Structured Query Language) is a programming language used to communicate with and manipulate databases. Learn its history and when to use it.
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