Question

Write about Nested Sub-queries?​

Answer 1

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A Subquery or Inner query or a Nested query 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 to be retrieved.

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Answer 2

Answer:

A Subquery or Inner query or a Nested query is a query within another SQLquery 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 to be retrieved.