> so now I can create the statement
> select distict product_id, count_bool(purchased, true),
> count_bool(was_selected, true) from some_table group by product_id;
>
> instead of breaking the query into 3 seperate queries
>
> select distict product_id from some_table;
> select count(purchased) from product_id where purchased = true;
> select count(was_selected) from some_table where was_selected = true;
> Am I missing a detail with SQL based aggregate function development?
> Any help would be appreciated.
how about:
select
product_id,
(
select count(purchased)
from some_table as A2
where purchased=true and A1.product_id=A2.product_id
) as TP,
(
select count(selected)
from some_table as A3
where purchased=true and A1.product_id=A3.product_id
) as TS
from
some_table as A1
group by
product_id;
Regards,
Richard Broersma Jr.
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