Describe the types of keys?
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Explain the terms database and dbms. Also, mention the different types of dbms.
What is the Structural difference between bitmap and b-tree index ?
What are the four types of database?
What is database in simple language?
I have 2 tables with 1 million rows each. I have updated 1 row in first and 1 million update on second table. Now I commit both the updates. Which one will commit fast and Why?
What is database transaction?
What is primary key in database?
What are the main components of a database in healthcare?
What do you understand by the view and mention the steps to create, update and drop a view?
What do you understand by the terms entity, entity type, and entity set in dbms?
What are the disadvantages of a query?
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
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