Explain what does level of granularity of a fact table signify?
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Start a batches with in a batch?
What is Grain & Granularity in Data Warehouse.
Explain the process of extracting data from source systems,storing in ods and how data modeling is done?
Difference between e-r modeling and dimentional modeling?
What is data cleaning? How can we do that?
Where the cache files stored?
Explain what is type 2 version dimension?
what is hybrid schema
Can you state some of the innovations throughout history?
How can we schedule the graph in unix?
where exactly in dataware house a confirmed dimension can be created
What needs to be done while starting the database?