GATE | GATE-CS-2016 (Set 2) | Question 62

Consider the following database table named water_schemes :

The number of tuples returned by the following SQL query is

with total(name, capacity) as
   select district_name, sum(capacity)
   from water_schemes
   group by district_name
with total_avg(capacity) as
   select avg(capacity)
   from total
select name
   from total, total_avg
   where total.capacity >= total_avg.capacity

(A)

(B)

(C)

(D)

Answer

Please comment below if you find anything wrong in the above post
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