What is the difference between dependent data warehouse and independent data warehouse?
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Suppose we want to display zero when null values coming to report how can we do that?
List down some of the real time data-warehousing tools?
what is the difference between aggregate table and fact table ? how do you load these two tables ?
what is parallel query?
What is an error log table in informatica occurs and how to maintain it in mapping?
When should you use a STAR and when a SNOW-FLAKE schema?
What is hash partition?
Explain the process of extracting data from source systems,storing in ods and how data modeling is done?
Explain what are non-additive facts?
What are the data types present in bo?
Explain what is the difference between view filter and report filter?
Explain me what are conformed dimensions?