Which feature in SQL Server and Azure Synapse Analytics lets you run T-SQL queries against external data stores and makes those external sources appear as tables in a SQL database?

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Structured Query Language, or SQL, is used to analyze large datasets. Today’s best SQL courses offer hands-on training for mastering database management. Structured Query Language, or SQL, is the ...

Structured Query Language (SQL) is an essential skill for anyone working with databases, data analysis, or data management. For those eager to acquire or enhance their SQL skills without committing to ...

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The information you need is sometimes split across multiple tables in the database. In the fortune500 data, industry contains some missing values. Use coalesce() to use the value of sector as the ...