Explain differences between star and snowflake schemas?
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Are facts same as metrics and dimensions same as measures? If not , please tell the difference?
What is the difference between er modeling and dimensional modeling?
ware house management system is used?
How can you set the client management?
Suppose if a session fails after loading of 10,000 records in to the target.how can you load the records from 10001 the record when you run the session next time?
Explain what are the tasks that loadmanger process will do?
What is operational data store (ods)?
What is your spectra photometer working principles?
What is degenerate dimension table?
What is metadata in context of a datawarehouse?
What is the use of dimensional modeling in data warehousing?
Can a dimension table contain numeric values?