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What is SQL Subquery? Types of Subqueries in SQL

by JanBaskTraining - May 09, 2019 - SQL Subquery

A Subquery, also named as the inner query or nested query is a query within another SQL query and embedded within the WHERE clause. A subquery helps to return data used by the main query as a condition to restrict the data retrieval further. Subqueries are majorly used with SELECT, INSERT, UPDATE, and DELETE statements along with comparison operato

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