What is the difference between ods and oltp?
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Explain me what is vldb?
how much memory space occupied real time project (roughly)?
What is data validation strategies for data mart v?
Explain Process flow in data warehouse??
Explain what is a cube in data warehousing concept?
what is difference between scd2 and scd3
Compare and contrast aggregates & indexes
What are the types of SCD?
How many clustered indexes can u create for a table in dwh? In case of truncate and delete command what happens to table, which has unique id.
What is type 2 version dimension?
What are the other names given to data warehousing?
which automation tool is used in data warehouse testing?