Can you define transformer?
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What are shortcuts? Where it can be used? What are the advantages?
6. Which of them will increase the performance?
Why cognos decision stream is used?
what is the meaning of aggregation and rollup aggregation? Difference between layout calculation and query calculation? How do you hide the rows that have null values? why we use query studio? what is the use of query studio compared to report studio?
can we join 2 different queries? One has 10 columns and other has 5+ columns?
How can we find out cardinality between two tables?
-------------Diff b/w Union and Unionall?
What are the components of the report studio?
write the sql query to display 5th and 10th row in a table?
What is the difference between static and dynamic conditions?
How you create IQD In ReportNet FrameWork?
What is cognos reporting tool?