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Aggregator Transformation Scenarios in Informatica

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Aggregator Transformation In Informatica Scenarios
Aggregator Transformation In Informatica Scenarios



Suppose in our Source Table we have data as given below

 
Aggregator Transformation In Informatica Scenarios
Aggregator Transformation In Informatica Scenarios

We want to load our Target Table as
Aggregator Transformation In Informatica Scenarios
Aggregator Transformation In Informatica Scenarios



Describe your approach.

Answer:

Here our scenario is to convert many rows to one row, and the transformation which will help us to achieve this is Aggregator.

Our Mapping will look like this:

Aggregator Transformation In Informatica Scenarios
Aggregator Transformation In Informatica Scenarios




We will sort the source data based on STUDENT_NAME ascending followed by SUBJECT ascending.

Aggregator Transformation In Informatica Scenarios
Aggregator Transformation In Informatica Scenarios



Now based on STUDENT_NAME in GROUP BY clause the following output subject columns are populated as
 
 MATHS: MAX( MARKS, SUBJECT = ’Maths’ )
 
 LIFE_SC: MAX( MARKS, SUBJECT = ’Life Science’ )
 

PHY_SC: MAX( MARKS, SUBJECT = ’Physical Science’ )
Aggregator Transformation In Informatica Scenarios
Aggregator Transformation In Informatica Scenarios



Scenario Implementation 2

Source:

Aggregator Transformation In Informatica Scenarios
Aggregator Transformation In Informatica Scenarios




The expected output data: 100 XYZ AAA BBB CCC Which transformations are used for this?


Answer:

Use an Aggregator transformation with variable.
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