Answer / chaudhry

Logical backup involves reading a set of databse records
and writing them into a file. Export utility is used for
taking backup and Import utility is used to recover from backup.

Answer / vivek

Logical backup is a process of extracting data in the form
of SQL statements,where it is useful to recover in case the
objects ate lost.The main drawback of this backup is that MEAN
TIME TO RECOVER is high.

Answer / brajendra arzare

Logical backups are backups in which the export utility
(for example exp) uses SQL to read database data and then
export it into a binary file at the operating system level.
We can then import the data back into a database using the
import utility (imp).

Is access a database program?

0 Answers  

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What is the use of INDEXES option in EXP command ?

1 Answers  

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What is Normalization and its different forms?

0 Answers   QuestPond,

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What is default value database?

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What is progress apama?

0 Answers  

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What are the database objects?

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Define cursor and its types.

0 Answers  

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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?

0 Answers   Cap Gemini,

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What is database write application of database?

0 Answers  

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What is cold backup (in case of oracle)?

0 Answers  

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1. Tell me about your self? 2. Latest Project Introduction? 3. Difference between server jobs and parallel jobs? 4. Seq-Seq Explain its behavior and execution mode and which parallelism technique is used? 5. What is padding characters? 6. Seq-Seq, Seq-Copy-Seq which one is the best and efficient? 7. How many reject links do we have to a transformer? 8. How many reject links to join stage? 9. Difference between join and lookup? 10. How to design PX routine? 11. How can we call job in another job? 12. Difference between batch and sequencer? 13. Which Database is used? 14. What is change capture? Give briefing of that? 15. What is change Code? Explain? 16. How you call UNIX in Ds? 17. How do you call JCL in UNIX? 18. How do you pass the job status of one job to another job? Have designed any job sequencer? 19. How do you find a file in existed directory? 20. How can you call parallel jobs in transformer? 21. Execution of jobs in command line? 22. Tuning of sql queries? 23. What is orchestrating metadata? 24. What are junk dimension? 25. What are the third party tools you are used? 26. What are the system variables you have used? IBM 1. What is virtual dataset? 2. How do you handle reject link to a peek stage? 3. What is transaction table? 4. Which one is the efficient from the following? a. ODBC enterprise b. Oracle enterprise 5. How can you extract data from excel sheet? Do you know how to parameterize, this option? 6. Six pages of complex query I have, how do you simplify this query? 7. Difference between dataset and lookup file set?

0 Answers   IBM,

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Define join types.

0 Answers  

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