Explain reference cursor?
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How to create different types of templates?
What are snapshots? What are materialized views & where do we use them?
What is the limit to the number of sources and targets you can have in a mapping?
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What is the main difference between star and snowflake star schema? Which one is better and why?
which automation tool is used in data warehouse testing?
What is difference between Mapplet and reusable transformation?
What are non-additive facts in detail?
What is the difference between an ODS and a W/H?
what is the difference between MOLAP and ROLAP?
What is the difference between olap and oltp?
Where we use surrogate key explain with example?