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 an alias command?

1 1136

What is update_statistics command?

1 1137

What is the command used to get the version of sql server?

1 1623

What is isnull() operator?

1 1105

What is coalesce in sql server?

1 1131

What is the use of set nocount on/off statement?

1 1169

What are the differences between stored procedure and the dynamic sql?

1 1158

How to delete duplicate rows in sql server?

1 1170

What will be the maximum number of index per table?

1 1076

What is the use of =,==,=== operators?

1 1084

How data can be copied from one table to another table?

1 1017

How can we get count of the number of records in a table?

1 1021

What is the purpose of floor function?

1 1122

What is tablesample?

1 1202

What are the differences between local and global temporary tables?

1 1166

Un-Answered Questions { Databases }

What is self contained sub query?

1134

Disadvantages of the indexes?

1216

How to define array in mongoose schema?

What is standby servers? Explain types of standby servers.

1067

How many concurrent programs you have customized, can you name some of them?

How do I remove duplicates in two columns?

1174

How did mongodb get its name?

8. Sort, Lookup What kind of technique (partition) is used? 9. How can you handle exceptions in job sequencer? 10. How do you apply custom conditions an exceptions (How do you trigger exceptions in job sequence?) 11. I have a job with 3 possibilities? Finish with ok…..Abort…….Warning} How do you handle these in Job sequencer 12. How do you connect both OK and Warning can we? 13. How to find which process is running currently? 14. How do you find the disk usage in UNIX? 15. How do you combine 2 sequential files having same metadata of same file names? 16. How do you implement SCD in Ds? 17. Explain the situation where you have applied? 18. How do you apply new changes to? 19. Difference between change capture and Change apply? 20. Explain Compare Stage? 21. What is Surrogate key? 22. How to solve the problem of null values?

1901

What is an indexed view?

1017

Plz send me Oracle Pl/Sql [1z0-147] dumps to this mail? sivakumarr1987@gmail.com

1895

What is the difference between upgrade and migration in sql server?

1170

Can one drop a column from a table?

1080

what is the age limit for groups1 examination

2331

How to connect php with different port numbers?

1171

How can we solve concurrency problems?

1116

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