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Databases Interview Questions
Questions Answers Views Company eMail

Why is the basic difference between left join, right join and inner join?

1 1096

How do we use % when performing a search query?

1 973

How do we delete a row in a table?

1 1066

What is the difference between char and varchar?

1 1288

What is the default port of mysql server?

1 1103

What are the different column comparison operators in mysql?

1 1022

Write a query to select all teams that won either 1, 3, 5 or 7 games.

1 1494

What are the disadvantages of mysql?

1 1159

Why do we use the mysql database server?

1 1142

What are the technical specifications of mysql?

1 1237

Write a query to count the number of rows of a table in mysql.

1 1008

Write a query to display current date and time?

1 1000

What is regexp?

1 1208

How do you determine the location of mysql data directory?

1 1007

What is the difference between float and double?

1 1226


Un-Answered Questions { Databases }

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

1036


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


You have a stored procedure, which execute a lengthy batch job. This stored procedure is called from a trigger you do not want to slow the data entry process you do not want trigger to wait for this batch job to finish before it completes itself what you can do to speed up the process?

1208


How to rebuild the master database?

1160


If any stored procedure is encrypted, then can we see its definition in activity monitor?

1065


What are the different types of subquery?

1232


Were you involved in any data conversion, which one?

53


How can we solve concurrency problems?

1120


What are the advantages of database?

1009


Have you created fact table and dimension tables?

709


Suppose database is running slow, what will you do?

2590


List the ways in which dynamic sql can be executed?

1083


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

1897


Explain system functions or built-in functions? What are different types of system functions?

1060


please send me oracle pl/sql exp resume. and also faqs...

2567