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ETL Interview Questions
Questions Answers Views Company eMail

Eliminating of duplicate records without using dynamic lookups

3 7805

what are Lookup caches options? Including persistent caches.

1 4833

Difference between flat files and relational sources?

2 6256

what is session partitioning?

2130

how to join two tables without using joiner transformation .advantages of joiner over lookup and vice versa.

2 7277

Identifying the bottlenecks in various components of Informatica and resolving them.

2618

can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.

2 8387

what are the different forms of normalization?

2 5775

what is an ETL or ETT? And what are the different types?

7495

how do u extract data from different data sources explain with an example?

2244

what are the reporting tools and difference between them?

2091

how do u automate Extraction process?

1 4809

without using ETL tool can u prepare a Data warehousing and maintaining?

3 8141

how do u identify the changed records in operational data?

QualTech,

2527

what is SMP AND MPP?

8 64476


Post New ETL Questions

Un-Answered Questions { ETL }

flat filevalidation in informatica

2154


What is a mapping?

988


Explain about hash partitioning?

1000


State the differences between shortcut and reusable transformation

1056


What is a materialized view log?

998


Explain me ETL project architecture in Detail?

2370


what is session partitioning?

2130


How to fine tune mappings?

941


What are your responsibilities as an etl tester?

1160


Explain about power designer data modeling software?

850


What is staging area referring to?

1130


What is a staging area? What is the purpose of a staging area?

885


can cubes contain measures ?

2027


How many steps etl contains explain with example?

970


When do we go for the tools in the market?

947