explain the methodology of Data Warehousing?(Polaries)
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what is session partitioning?
Knowledge on what are the improtant characteristice that we need ot consider while developing an ETL Code
What is the difference between Data Warehousing and Data Mining?
Explain what are the various etl tools in the market?
what is meant by drill through?(Mascot)
When do we analyze the tables? How do we do it?
what are the different forms of normalization?
when will use SQL override in a lookup transformation?
what are the cubes developed in a sap bw project and what is the requirement for developing it?
How can we use external procedural logic in informatica?
can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
what is the advantage of persistent cache? when it should be used?