Databases Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Databases Interview Questions

Questions Answers Views Company eMail

What is the physical representation for a many-to-many relationship?

1 1173

What is an application role and explain a scenario when you would use one?

1 1083

Which data type cannot be used as a parameter in a udf?

1 1037

In which database can extended stored procedures be added?

1 960

You are testing the performance of a query the first time you run the query, the performance is slow. the second time you run the query, the performance is fast. why is this?

1 1031

How you can make a parameterized view?

1 1093

Can an extended stored procedure be called from inside a user-defined function?

1 1135

How long can an error message be in raiseerror function?

1 1060

Write the fastest query to find out how many rows exist in a table?

1 1196

What you can do to remove data from the cache and query plans from memory for testing the performance of a query repeatedly?

1 1096

On friday, you issued several insert statements using query analyzer. You then verified the data had been correctly entered with a select statement on monday, your users report that the data is not there what happened?

1 1072

Explain the cube operator?

1 1074

How would you design a database for an online site, which would average a million hits a day?

1 1069

What are the constraints on severity level in raiseerror?

1 1064

Why does this query return 0?

1 1079

Un-Answered Questions { Databases }

Does group by remove duplicates?

1112

Can we rollback truncate?

1072

What are the steps in creating a database?

1004

Why use identity in sql server?

1191

explain different types of backups avaialabe in sql server? Given a particular scenario, how would you go about choosing a backup plan? : Sql server database administration

1127

List the ways in which dynamic sql can be executed?

1083

what is schema? : Sql dba

1137

what is sql server agent? : Sql dba

1176

How can I check that whether automatic statistic update is enabled or not?

1108

what are all the common sql function? : Sql dba

1126

What is the current version of sql?

1091

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?

1981

what ASIS BUSINESS PROCESS IN ORACLE FINANCE

2348

What are the two main functions of queries in databases?

1525

Are you familiar with user exits in reports?

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