To obtain part sums of a column based on specific conditions, use If() or CASE, eg...
SELECT
sum(IF(condition1, col, 0)) AS cond1,
sum(IF(condition2, col, 0)) AS cond2
-- ...etc...
FROM
tbl;
To obtain part sums of a column based on specific conditions, use If() or CASE, eg...
SELECT
sum(IF(condition1, col, 0)) AS cond1,
sum(IF(condition2, col, 0)) AS cond2
-- ...etc...
FROM
tbl;