August 2017
Beginner to intermediate
426 pages
9h 36m
English
Content preview from Learning Informatica PowerCenter 10.x - Second Edition
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Join type
Based on the join type defined, the Joiner transformation matches the data. Similar to SQL, joiner transformation uses the join type to join the data. Let's discuss the join type in detail by taking the following example. We have two sources, EMPLOYEE_TABLE as the master source and EMPLOYEE_FILE the other detail source:
EMPLOYEE_TABLE (Master Source - Oracle`) EMPLOYEE_ID,AGE 101,20 102,30 103,20 EMPLOYEE_FILE (Detail Source - Flat File) EMPLOYEE_ID,SAL 101,1000 103,4000 105,2000 106,4000 110,5000
As you can notice, we have made a table with fewer records as the master source to enhance the performance. To assign the Join type, double-click on Joiner transformation, and click on the Properties tab. Select the join type out of ...
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