Compare aggregates and data marts
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what is the difference between aggregate table and fact table ? how do you load these two tables ?
How to handle time period attribute for time dependent data?? a.)add time period as a part of pk b.)add time period simply and make it nullablec.)add time period simply and make it not null.
How to improve session performance in aggregator transformation?
What is the difference between agglomerative and divisive hierarchical clustering?
Difference between e-r modeling and dimentional modeling?
Why should we use data ware housing and how can you extract data for analysis with example?
What are the different types of Fatcs? Explain with example only
How to know the time taken for particular report execution?
In my report contain product name, amount, country, sales person I want to create one prompt: sales territory.( Ex: asia, us, uk, aus), but territory column is not there in my model and source if u select the asia in prompt page-ll asian country results I want in report page I discussed with my friends and colleague, they told use the static choice function still I face this problem. If u know please tell me?
What Oracle features can be used to optimize my Warehouse system?
What we will do with the universe for faster process?
Suppose we want to display zero when null values coming to report how can we do that?