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Explain do we need an etl tool?

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More ETL Interview Questions

Explain different types of partitioning?

0 Answers  

how do u decide whether u need to do aggregations at database level or at Informatica level?

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how to load the data to fact table?

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what is SMP AND MPP?

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State the differences between shortcut and reusable transformation

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If you concatenate data from a normalizer transformation,the ports you concatenate cannot include OCCURS(T/F).

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how to connect to a flatfile through ftp in informatica

1 Answers   TCS,

what are the different forms of normalization?

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Explain the key challenges that you face while performing etl testing.

0 Answers  

Assume u have a 24CPU machine with 24GB RAM, suggest how u would like to configure Informatica ,like number of concurrent sessions, RAM requirements etc,max partitions that u would permit per mapping.

0 Answers  

hoe to access second value in mapping parameter if it is having more than one value ?????????????

0 Answers   SS Solutions,

Explain etl mapping sheets?

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