Aggregator data cache size.

An Aggregator transformation will process 50 million rows per session, and the width of each row is 3 KBytes. There are two group-by ports, MONTH and CUSTOMER. Assuming that the data set contains two years worth of data, and that there are 500 customers who are represented for each month in the data set, estimate the required data cache size.

Choose Answer

(A)
6 MBytes
(B)
12 MBytes
(C)
18 MBytes
(D)
36 MBytes