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

Oracle (3253)
SQL Server (4518)
MS Access (429)
MySQL (1402)

Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)

Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)

Database Management (1411)
Databases AllOther (288)

Databases Interview Questions

Questions Answers Views Company eMail

How do I view postgresql data?

1 843

How to connect postgresql database using pgadmin 4?

1 921

How do I stop postgresql server?

1 970

How much memory does postgresql need?

1 947

How do I delete a postgres database?

1 946

How to import sql file in postgresql pgadmin 4?

1 932

How do I connect to postgresql database from windows?

1 920

What is the best postgresql gui tool?

1 898

Is microsoft access part of office?

1 966

How do I convert an access database to excel?

1 1005

Is access being discontinued?

1 863

How many types of table create in ms access?

1 884

Is access a good database?

1 857

Is ms access hard to learn?

1 828

Is access better than excel?

1 988

Un-Answered Questions { Databases }

Is it possible to have clustered index on separate drive from original table location?

1034

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?

1976

How to provide default values to function parameters?

1247

Can delete statement be rollbacked?

1050

What is the latest version of postgresql?

949

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

1124

What kind of problems occurs if we do not implement proper locking strategy?

1493

What is the primary use of the model database?

1144

What is a concurrency problem in dbms?

1049

What is oracle latest version?

1169

what is dbms? : Sql dba

1059

Disadvantages of the indexes?

1218

How to remove duplicate rows from table except one?

1079

What is your daily office routine?

2340

What are wait types?

1238

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