| Other Data Warehouse General Interview Questions |
|| Asked @
|How can you define a transformation? What are different
types of transformations in Informatica?
|Are facts same as metrics and dimensions same as measures?
If not , please tell the difference?
|Can we have more than one time dimensions in a Schema(Star or Snowflake)
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|What are CUBES?
|Which is the optimized method of extracting the data.
|What is Drill by? drill through?
|What is Molap and Rolap? What is Diff between Them?
|What is up date strategy and what are th options for update
|suppose data are coming from different locations and those
data will not change . is there any need to use surrogate key ?
|State any 5 of Cods guidelines of an OLAP system, brief
|what is table partitioning? How it is useful to warehouse
|For more Data Warehouse General Interview Questions Click Here |