What is source based commit? Ans:- The Integration Service commits data to the target based on the number of rows from some active sources in a target load order group. What is One-to-One mapping? Ans:- One-to-one mapping is a mapping that moves data from a Source Qualifier, XML Source Qualifier, or Application Source Qualifier transformation directly […]
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Informatica certification – Rank Transformation
How many Ranks ports are allowed in a Rank Transformation? Ans:- Only ONE. What is RANKINDEX? Ans:- It is an output port to which the integration service store the ranking position for each row in a group. Why Rank is an active transformation? Ans:- Rank transformation might change the number of rows passed through it. Can we […]
Read MoreInformatica certification – Update Strategy Transformation
Update Strategy Transformation – My Notes How rows are flagged for insert, update, delete, or reject within a mapping? Ans:- Using Update Strategy transformation. We can also use the Custom transformation to flag rows for insert, delete, update, or reject. What are the different levels we can configure update strategy? Ans:- (1) Within a session, […]
Read MoreInformatica certification – Aggregator Transformation
Aggregator Transformation – My Notes What is the use of Aggregator Transformation? Ans:- Aggregator transformation can be used to aggregate calculations (Avg, Sum, Max ..) on groups. Since its changing the number of rows its an active transformation. What are the Components of the Aggregator Transformation? Ans:- Aggregate cache, Aggregate expression, Group by port & […]
Read MoreInformatica certification – Transformations
Working with Transformations – My Notes — Transformation Overview — Which is the repository object that generates, modifies, or passes data? Ans:- A Transformation. Which transformation performs calculations on groups of data? Ans:- Aggregator Transformation. What are the actions performed by Active Transformations? Ans:- Change the number of rows that pass through the transformation, Change […]
Read MoreInformatica certification – Lookup Transformation
Lookup Transformation – My Notes What is Lookup transformation? Ans:- It can be used to look up data in a flat file, relational table, source Qualifier, view, or synonym. What are the various tasks can be performed by Lookup Transformation? Ans:- Get a related value, Get multiple values, Perform a calculation, Update slowly changing dimension […]
Read MoreInformatica Certification – My Notes
The below question and answers are my preparation notes for Informatica Developer Specialist certification which I am planning to take some time in June. I will continue update this page as i go through various topics as per syllabus. Just follow me, will do it together and become informatica certified specialists. 🙂 What is the primary unit for […]
Read MoreInformatica Certification Developer Specialist
PowerCenter Data Integration 9.x: Developer, Specialist Certification This is Skill set Inventory document from Oracle website. Here you will get all the information which is required for the Informatica certification Perspective. About the Informatica Certified Professional (ICP) Program Informatica certification is a two-stage structure that correlates professional certification with the “what, why and how” of […]
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