This advanced SQL exercise is part of the book: Advanced SQL – Practical Techniques and Use-Cases, which includes 100 day-to-day SQL challenges (and solutions), need-to-know advanced features, and key concepts.
MyDate, an online dating service, manages a table contains their list of members. As seen here, MyDate has eight members: four men and four women.
CREATE TABLE MatchUp
(CandidateGender varchar(25),
CandidateID int)
GO
