try
select ...,sum(case when sales.itemname = 'some' then sales.count else 0 end) as "Sales Candies"
from your_table_here
group by ...
---------- Original Message -----------
From: "Daniel Hernandez" <breydan@excite.com>
To: pgsql-sql@postgresql.org
Sent: Thu, 23 Feb 2006 12:46:44 -0500 (EST)
Subject: [SQL] Sum If
> Hi Guys, I'm new on this group, and I have a question, is there a way to do a "sum if" (kind of)
> ?What i want to do is the following.Select customers.custid, if (sales.itemname = 'candy', sum(sales.count))
> as "Sales candies", if (sales.itemname = 'some', sum(sales.count)) as "Sales Some"from
> ...join ...where .....group by customers.custid ...Thanks in advanced, and best regards,Daniel
> Hernández.Tijuana, BC, México."More you learn, more you earn".
>
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------- End of Original Message -------
