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What are dimensions?


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More ETL Interview Questions

what is session partitioning?

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what is pmrep command?

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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.

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how would u estimate the size of Lookup transform data and index cache?

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how can i text accracy of ETL migration? i am very new to data warehousing. we are writing ETL scripts using SCRIPELLA tool. how can i test the correctness of data. and we are generating reports using pentaho . is there any easy way to test the pentaho. how can test these ETL scripts written in scriptella? thanks in advance

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Do we need an etl tool?

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What is fact? What are the types of facts?

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