Vijay created CASSANDRA-4914:
--------------------------------
Summary: Aggregate functions in CQL
Key: CASSANDRA-4914
URL: https://issues.apache.org/jira/browse/CASSANDRA-4914
Project: Cassandra
Issue Type: Bug
Reporter: Vijay
Assignee: Vijay
Fix For: 1.2.0 beta 2
The requirement is to do aggregation of data in Cassandra (Wide row of column
values of int, double, float etc).
With some basic agree gate functions like AVG, SUM, Mean, Min, Max, etc (for
the columns within a row).
Example:
SELECT * FROM emp WHERE empID IN (130) ORDER BY deptID DESC;
empid | deptid | first_name | last_name | salary
-------+--------+------------+-----------+--------
130 | 3 | sughit | singh | 10.1
130 | 2 | sughit | singh | 100
130 | 1 | sughit | singh | 1e+03
SELECT sum(salary), empid FROM emp WHERE empID IN (130) ORDER BY deptID DESC;
sum(salary) | empid
-------------+--------
1110.1 | 130
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