Explain primary key and composite key.
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Define union all operator and union.
Explain relational algebra?
What is the difference between multiload and fastload interms of performance?
1. Difference between Lookup and join? 2. Difference between funnel and join? 3. What type of load you have used in your project? 4. What type of data warehouse schema you have fallowed in you project? 5. How many fact tables and dimension tables is their in project? 6. How do you kill the job process using windows environment? 7. Difference between sequence file and dataset? 8. What is delta load and subsequent load? 9. By using which stages you have implemented the SCD
What is database schema in dbms?
What's the best database software for mac?
How do you delete a table from database?
Explain dml (data manipulation language)?
Why do we need database normalization?
What are the differences between a dbms and rdbms?
What is rdbms and also explain its components?
What do you understand by cursor?
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