Before that,We have to get some basic knowledge on Datawarehouse.
Data, Data everywhere
yet ...
yet ...
I can’t find the data I need
data is scattered over the network
I can’t get the data I need
I can’t get the data I need
need an expert to get the data
I can’t understand the data I found
available data poorly documented
I can’t use the data I found
results are unexpected
data needs to be transformed from one
form to other
At that time , datawarehouse is more important to solve all the problems.
"A datawarehouse is A single, complete and consistent store of data obtained from a variety of different sources made available to end users in a what they can understand and use in a business context."
So Ab initio is ETL tool of Datawarehouse .
More details or online training send me mail:- akash02sap@gmail.com
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