Table Student has 3 columns,Student_id,Student_Name &
Course_Id. Table Course has 2 columns, Course_Id &
Course_Name.Write a query to listdown all the Courses and
number of student in each course.

Answer Posted / dinakar

select course_id,count(*) from student where course_id in
(select course_id From course)
GROUP BY COURSE_ID

Is This Answer Correct ?    2 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Differentiate between pl/sql and sql?

613


Which is better join or subquery?

599


explain the options of myisamchk to improve the performance of a table. : Sql dba

541


What are all types of user defined functions?

521


How do I partition a table in sql?

537






what is the difference between char_length and length? : Sql dba

567


What are the benefits of pl sql?

521


How do I view stored procedures?

535


How do I order by ascending in sql?

534


What is triggering circuit?

590


what is bdb (berkeleydb)? : Sql dba

561


Which is better cte or subquery?

537


a table has 2 classifications 1)liabilities 2)earnings this liabitity has 2 elements with 2 input values and the earnings have 2 elements with 2 input values i wrote a query so that my input is liability savings amount1 amount2 xxxx null xxxxxx 0 xxx1 null xxxxx1 0 null yyyy 0 yyyy null yyy1 0 yyy1 my problem is --when i developed a report(d2k) with this data my o/p is liabilities,amount1,savings,amount2 xxxx xxxxxx xxx1 xxxxx1 yyyy yyyy yyy1 yyy1 how could i move this savings,savings values 2 palces up. can any body provide me witha better solution

1769


Is sqlite free?

529


How do I find duplicates in two columns?

545