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MAni5
Contributor
Contributor

How to Delete Duplicates using tDenomalize and not just Merge same value.

We have duplicate values and we used tDenormalize to have a 1 row. However, the values are now on the single field with duplicate values and when we tick the merge same values. The generated output only merges the duplicate values where we would like to delete those and retain the unique data. We would like to seek the expertise of these community if there are solutions/components that functions the same way as what we expect.  Please see below for the scenario. 

Talend studio design component

MAni5_1-1719566617017.png

Scenario

We wanted to delete the duplicate and not only merge them. For example, the value below before processing through tdenormalize
       
recordnumber productname email  
2450 Creamer Jessnie@email.ui  
2450 Melona Banana null  
2450 Creamer null  
       
This will be process in tdenormalize the output would be the following  
recordnumber productname email  
2450 Creamer;Melona;Creamer Jessnie@email.ui;null;null  
       
When the merge same values is tick the output would be:  
recordnumber productname email  
2450 Creamer;Melona Jessnie@email.ui;null  
       
       
However, we wanted to delete those duplicate data and the output should be like this:
recordnumber productname email  
2450 Melona Jessnie@email.ui  
       
       
Do you have any solution to our concern using tdenormalize or other component?  

 

1 Reply
MAni5
Contributor
Contributor
Author

Hello Community,
Do you have solutions to my inquiry? I'm having a hard to transform the data.