what is the architecture of any Data warehousing project?
Answer Posted / veera reddy
Basically there are two types of architectures.
1. Top Down(Dependent) and 2. Bottom up(Independent)
In Top Down approach initially DW comes and then DM.
In Bottom Up approach intially DM comes and then DW.
Is This Answer Correct ? | 17 Yes | 1 No |
Post New Answer View All Answers
update strategy transformation in informatica
How do you migrate data from one environment to another?
What is meant by LDAP users?
What are the challenges you have faced in your Project (DWH- ETL)? Explain with example?
Explain the difference between a data warehouse and a data mart?
What is the different lookup cache(s)?
How many ways a relational source definition can be updated and what are they?
What is the Process to creating lookup transformation in informatica
What is the difference between a connected look up and unconnected lookup?
How to update source definition?
Define update strategy?
How can we improve session performance in aggregator transformation?
What is aggregate cache in aggregator transformation?
what are the fact table & dimensional table in pharmaceutical and hospotal related products???
Have you worked with/created Parameter file