What is Operational Data Store?
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How do you define data block size?
Explain what is full load & incremental or refresh load?
What is recovering sessions?
Is union transormation is active transformation?
What are the various file formats involved in reportnet?
what is hybrid schema
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
Explain dimensional modelling?
What are the data types present in bo?
Explain reference cursor?
Which is the optimized method of extracting the data.
What is data cleaning? How can we do that?