Diving into Microsoft SQL Server can sometimes feel like you're navigating a maze, especially when you bump into complex features like nested queries. Nested queries are like a puzzle within a puzzle, ...

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A Subquery is a query within another SQL query and embedded within the WHERE clause. A subquery is used to return data that will be used in the main query as a condition to further restrict the data ...

In SQL Server 2017, when the query optimizer encounters code with a multi-statement TVF, the query optimizer will pause optimization, execute the TVF subtree to get a very accurate cardinality ...

Query Store is one of the most powerful database-scoped features in SQL Server for troubleshooting performance and improving the stability of your database.

In the software industry, Structured Query Language (SQL) remains a highly sought-after skill required by most employers. SQL is widely adopted as the preferred declarative language to manipulate data ...

In a fuzzy relational database where a relation is a fuzzy set of tuples and ill-known data are represented by possibility distributions, nested fuzzy queries can be expressed in the Fuzzy SQL ...

IIRC most expensive RDBM's (Oracle, SQL server, DB/2) support nested tables in some form through UDTs.<BR><BR>I believe Oracle performs slightly worse with nested tables, but it can have some ...