This was a SQL question where there were 2 tables and some data was inserted in them. You were needed to write a Query based on some conditions.

The topics which you may need to know, to be able to write that query are:
JOINS
COUNT
GROUP BY
CONDITIONS
AS keyword
and of course knowledge of SQL :P

Question

This was a SQL question where there were 2 tables and some data was inserted in them. You were needed to write a Query based on some conditions.

The topics which you may need to know, to be able to write that query are:
JOINS 
COUNT
GROUP BY
CONDITIONS
AS keyword
and of course knowledge of SQL :P

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