Answer:
I believe this was for someone else online, Unfortunately that's a little weird to be dating here ya know, Never know if there is someone really old or young you could be dating.
Answer:
ALWAYS double check your work
Explanation:
Answer:
(a) Correlated.
Explanation:
Correlated subquery :These sub queries reference columns from outer table or uses values from outer query.These sub queries are processed atleast once for every row processed.So because of this reason correlated sub queries can be slow.Since the query in the question also uses value from the outer query so it is a correlated query.
It stands for Electronic Business, a typical example of this is a online store.
