What is a fact, dimension, measure?
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Hi, If any hav Informatica n DWH FAQ's,Plz do fwd to s.rajanikanth1980@gmail.com Thnx Vani
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?
Difference between cold fusion 5 and cold fusion mx 6?
How to create context?
Explain what is the main difference between inmon and kimball philosophies of data warehousing?
What is data validation strategies for data mart v?
Hi Guys, I have been to L& T last week ..Please find the questions mentioned below 1)Slowly changing dimension types 2)DML statement 3)DDL statement 4)write a syntax to create database 5) differences between count(*) and count(column) 6) differences between union and union all 7) what is decode 8) what is NVL 9) Arrange the values in ascending order 10,5,20,15,null 10)Primary and surrogate key 11)what is group by clause does? 12)what is difference between truncate and delete 13)what is difference between OLAP and OLTP ? 14)Architecture of Datawarehouse 15)how do you test the data validation from source as (flat file and xml) to staging tables. 16)what is shedule and time bound the mentioned above question asked in two rounds.all the best
Hyperion is the one of the tool in data ware house. Its an olap tool. Why you cant display that tool?
What is incremintal loading?
What are modeling tools available in the market?
Explain is olap databases are called decision support system true/false?
how can one connect two fact tables ? is it possible ? how?
Teradata 
