What is cube grouping?
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What is a materialized view log?
Compare etl & elt?
What exact we can see in table?
What is full load & incremental or refresh load?
what is the use of structures?how many nodes can u create in a structure?
How to increase performance without changing anything in mapping.( In prod)
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How can write SQL Overwrite to get Daynamic rows from the source in SQ transformation!(Any Example)
What is data modeling and data mining?
how do u estimate the number of partitions that a mapping really requires? Is it dependent on the machine configuration?
Explain what is etl process? How many steps etl contains explain with example?
What is initial load and what is full load?
What are the different etl testing categories as per their function?
Teradata 
