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If I have table T1 and table T2 T1 has 250 cols and 10,000 rows T2 has 2 billion rows and 10 cols Which one would be Fact table and which one would be Dimension table and why ?
3 9100Select * from emp,dept,loc where emp.deptno left outer join dept.deptno and dept.locno=loc.locno. No need to consider the syntax but is it possible to have left outer join and equi join in the same SQL like this ? can we have right outer join and left outer join in the same SQL ---
1 7724if we increase the number of dimensions will the rows in fact table increase or decrease??
IBM,
3 9399How 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.
1 4111How 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.
IBM,
1 5483Business rule implemntation depends on? 1.)ETL requiremnts 2.)ETL performance 3.)business requirements.
4 7870in siebel analytics by using dashboard prompts in a page have 2 reports so i have to give dashboard prompt to applied on first report only that will not applied to 2 report how it will do
IBM,
1 4747hi i have 2 users and 4 reports in dashboard.i have to give rights 2 reports for every users. is it possible give the rights in dashboard.if yes plz let me know how is it possible . thanks in advacne for appreciation. bye rohit
L&T,
1983If your client approaches you and says that he wants to create a Datawarehouse, and provides just the info regarding his source systems. What are all the neccessary actions one is supposed to take/understand and get back with a comprehensive document which convinces the client to proceed with the DW initiative. What are all the documents we need to provide the client?
CSC,
1 6498Post New Data Warehouse General Questions
Start a batches with in a batch?
Which component has onread method and what it is used for?
What is a hash cluster?
Explain bus schema?
Is framework manager an un-needed overhead? As we know report studio allows us to create the data model from a query and thereby skipping framework manager. Given that this feature is available, in what scenarios would one want to skip framework manager?
Explain are data mart and dwh normalized or denormalized? Do both of them exist in
What is a full backup?
What is the goal of optimizer?
Explain what are the mapping paramaters and maping variables?
What are diagrams?
What are universe requirements?
How to add a number to a macro variable?
What is load manager?
What is normalization, first normal form, second normal form, third normal form?
What is a fact, dimension, measure?
