Which of the following statements is true concerning subqueries?(a) Involves the use of an inner and outer query(b) Cannot return the same result as a query that is not a subquery(c) Does not start with the word SELECT(d) All of the mentionedI had been asked this question in examination.Enquiry is from Joins topic in chapter Laying the Foundation of SQL Server

Which of the following statements is true concerning subqueries?(a) In

1.	Which of the following statements is true concerning subqueries?(a) Involves the use of an inner and outer query(b) Cannot return the same result as a query that is not a subquery(c) Does not start with the word SELECT(d) All of the mentionedI had been asked this question in examination.Enquiry is from Joins topic in chapter Laying the Foundation of SQL Server
Answer» Right option is (a) Involves the USE of an inner and outer query To explain I would say: Subquery—also referred to as an inner query or inner select—is a SELECT STATEMENT embedded within a data MANIPULATION LANGUAGE (DML) statement or nested within another subquery.

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