Question

i have in database like this

say a table X with columns A and B

X
--
A B
1 300
1 400
1 100
2 200
2 400

and i want to write sql query to get result in format

P Q
1 800
2 600

Where Q is sum of all having same value of A.

I thought of selecting the data in same format and then using the logic display it
is there a way to do with SQL query?

Answer 1

SELECT A as P, SUM(B) AS Q
FROM X
GROUP BY A