0 votes 0 votes Can Anyone Explain how Query 28 works with example. Databases databases sql gatebook-dbms + – Beyonder asked Nov 30, 2016 retagged Aug 5, 2017 by Arjun Beyonder 705 views answer comment Share Follow See 1 comment See all 1 1 comment reply ST commented Dec 7, 2016 reply Follow Share I think this is a misprint. The query is missing 'Dno IN' and 'GROUP BY Dnumber'. 0 votes 0 votes Please log in or register to add a comment.