Answer Posted / sivarambabu
Scalar datatype
Composite datatype
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
Define "correlated subqueries".
What do you mean by super key, primary key, foreign key and candidate key?
What do you understand by the terms entity, entity type, and entity set in dbms?
What is sorting in dbms?
What are queries in dbms?
Explain the importance of database partitioning.
1. How many nodes you are using project? 2. What is configuration file? 3. What is modules partition? How it is work in project? 4. What is Environment Variable? How it is use? 5. What is sequence? 6. How do you execute parallel jobs in projects? 7. If you run a job in job sequencer individually without any comments? 8. How many jobs did in your project? 9. How to schedule the job in Data stage 7.5 X2? 10. If you have 10 jobs in PX2, shall you run all jobs at a time? 11. I have 5 jobs (1-5), I connect with each other, but I want to run from 3-5 only how? 12. What is same partition? 13. If you have 40GB hard disk in I have 30GB data how I configure the nodes for partition? 14. Did you write any code for Data stage project? 15. Did you write any code for parallel job execution in your project? 16. Will you schedule all jobs at a time?
What do you mean by transparent dbms?
What is normal form in dbms?
What is " group by " clause?
What is a candidate key in a database?
Can group by and ordered by used in a single query?
What is the first step in creating a database?
Why is group-clause used?
What are functions in database?
