Answer Posted / guest
chennai
| Is This Answer Correct ? | 13 Yes | 8 No |
Post New Answer View All Answers
What is the difference between star and snowflake schemas?
What is many-to-many dimensional model in datawarehousing ?
What are the various methods of getting incremental records or delta records from the source systems?
For faster process, what we will do with the universe?
What is a junk dimension? What is the difference between junk dimension and degenerated dimension?
Explain what is partitioning? What are the types of partitioning?
How to know the time taken for particular report execution?
Explain reference cursor?
Can you pass sql queries in filter transformation?
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.
Name a few sectors which use data warehousing?
How to export mappings to the production environment?
What are components of reportnet?
What are the different problems that ?Data mining? can solve?
What is surrogate key? Explain with examples.
