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Informatica Interview Questions
Questions Answers Views Company eMail

How can we improve session performance in aggregator transformation?

Informatica,

1117

Explain direct and indirect flat file loading (source file type) - informatica

Informatica,

1318

What are the basic requirements to join two sources in a source qualifier transformation using default join?

Informatica,

1130

What is Data Caches size?

Informatica,

1091

How do you promote a non-reusable transformation to reusable transformation?

Informatica,

1138

Explain load alternative records / rows into multiple targets - informatica

Informatica,

1152

Explain lookup transformation in informatica

Informatica,

1073

How many ways a relational source definition can be updated and what are they?

Informatica,

1017

What are the differences between joiner transformation and source qualifier transformation?

Informatica,

1172

Explain about cumulative Sum or moving sum?

Informatica,

1043

Explain lookup transformation source types in informatica

Informatica,

1098

What is a transaction control transformation?

Informatica,

1208

Define mapping and session?

Informatica,

1037

Design a mapping to load the cumulative sum of salaries of employees into target table?

Informatica,

1505

How to create or import flat file definition in to the warehouse designer?

Informatica,

1070

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Un-Answered Questions { Informatica }

Mention few advantages of router transformation over filter transformation.

1023

What is data transformation manager process?

1158

What does reusable transformation mean?

1132

Can we create multiple integration service on single repository?

1187

What happens when a session fails and you click on recover?

1120

write a query to retrieve the latest records from the table sorted by version(scd)

1068

Explain about Informatica server process that how it works relates to mapping variables?

1080

What is substr in informatica?

1208

What is an Integration service in Informatica?

1136

What is different between the data warehouse and data mart?

1066

How do we call shell scripts from informatica?

1121

Tell me can we override a native sql query within informatica? Where do we do it? How do we do it?

1058

In what scenario we use to improve session performance by pushdown optimization?can any one give example?

6181

What are the mapping parameters and mapping variables?

1204

What are session parameters ? How do you set them?

1850

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