[rules-users] Drools fusion

[Wolfgang Laun]

See below.

On 11/02/2014, Raja Sekhar <raja.amirapu at gmail.com> wrote:
> Hi,
> I have values like this
>
> id hid value1 value2 value3 value4
> 1 1     100     100    100     100
> 2 1      100    100     100     100
> 3 2       150   150     150     150
> 4 2      150    150     150     150
>
> the end result should be e
> all hids with 1's should summed up
> all hids with 2's should summed up depends on so on
>
> i.e
>  valuessum1 valuesum2 valuesum3 valuesum4
>   200               200            200          200
>  200                 200            200          200

A second line with "300 300 300 300" would make more sense.

Expecting a feature to iterate over fields with names differing in a
suffix ordinal is a bit much. You can use Java's reflection or decide
on a data model where the valueN fields are stored in a List.

-W

>
> I did this with accumulate by comparing the hids and using the sum function
>
> I looking for group by hid and sum l
>
> Regards,
> Raj
>
>
>
>
>
> On 11 February 2014 15:49, Wolfgang Laun <wolfgang.laun at gmail.com> wrote:
>
>> On 11/02/2014, Raja Sekhar <raja.amirapu at gmail.com> wrote:
>> > Hi All,
>> > How can i perform aggregation on group with drools fusion.
>>
>> By performing all the necessary steps.
>>
>> A more detailed answer might be provided for a more detailed question.
>>
>> -W
>>
>> >
>> > Regards,
>> > Raja Sekhar A
>> >
>> > --
>> > Raja Sekhar Amirapu
>> > ------------------------------------------------------
>> > "If any anyone can do it, i can do it. If no one else can do it, i must
>> do
>> > it"
>> >
>> _______________________________________________
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>>
>
>
>
> --
> Raja Sekhar Amirapu
> ------------------------------------------------------
> "If any anyone can do it, i can do it. If no one else can do it, i must do
> it"
>