As soon as the Aggregator detects a new unique group, it performs all of the calculations required for the current group, and then passes the current group’s record on to the next transformation. …

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I was avoiding Aggregator Transformation and Function thinking it would slow down the performance looking into the number of records. Please suggest the best approach to achieve my task.

In other words, are there cases where variable ports within an Expression or an Aggregator are NOT strictly processed from top to bottom? If so, how can this feature be disabled?

What can be the scenario where I can use aggregator transformation without using any group by on any of the port. For ex consdier ID SAL 1 1000 2 2000 3 3000 4 4000 How can I calculate count (*) …

D, 1 Now pass the output of expression transformation, aggregator transformation to joiner transformation and join on the products port. In the joiner transformation check the property sorted …

Hi All, I am using Aggregator transformation in my mapping. Example details: Name Serial No Address Hari 1111 47, New street Hari 1111 Bangalore Hari 1111 Karnataka Suresh 2222 50 Old Street …

Aggregator - GroupBy In an aggregator, if you do NOT have 'Sorted Input' selected and input to the aggregator is not sorted, will the output from the aggregator be ordered (sorted) by the 'GroupBy' ports?

> We can use ' Distinct ' property in Sorter Transformation to eliminate records from flat file or relational sources, but we can't use source qualifier SQL override for flat files. > But If you select the Disctinct …

This can be achieved in the following three steps :- 1) Expression transformation :- use a iff condition to define the columns with the particular string and where err_cd=0 2) Aggregator :-Then use the …