Database Errors Interview Questions & Answers
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Sharpen your Database Errors interview expertise with our handpicked 20 questions. Our questions cover a wide range of topics in Database Errors to ensure you're well-prepared. Whether you're new to the field or have years of experience, these questions are designed to help you succeed. Download the free PDF now to get all 20 questions and ensure you're well-prepared for your Database Errors interview. This resource is perfect for in-depth preparation and boosting your confidence.

20 Database Errors Questions and Answers:

Database Errors Job Interview Questions Table of Contents:

Database Errors Job Interview Questions and Answers

1 :: How to Select 38th row details in table without using rownum?

Select * from Table_name
where rownum < 39
MINUS
Select * From Table_name
Where rownum < 38;

2 :: Display details of employees who are senior to there own manager?

select e.ename,e.hiredate,m.ename,m.hiredate from emp e,emp m
where e.mgr=m.empno
and e.hiredate<m.hiredate

3 :: How to resolve the sqlcode -501 error in db2?

This is due to the cursor declaration in which the application program has attempted to fetch some data's into a cursor that was neither declared nor opened. So, Always follow DECLARE,OPEN,FETCH,CLOSE while working with cursors.

4 :: When e open the data base the data base gives error as initializing or terminating how we log into data base?

just wait for a few seconds and then try
its
Database initializing or shutdown in process

5 :: This is the exception raised when i am working with oracle 11g java.lang.ClassNotFoundException: oracle.jdbc.Driver.Ora
cleDriver.. but i set the class path for both oracle and java?

ClassNotFoundException is the checked exception so we must handle that one or we can declare as throws keyword.
ex:
class EmployeeDao{
public static void main(String args[0]throws SQLException, ClassNotFoundException{
------------
-------------
}

}

6 :: TNS-00204: Started tracing in intlsnr

Cause: Internal message- Successfully started tracing
information.

Action: None.

Please add more information about this Error

7 :: TNS-00205: Turning off tracing in intlsnr

Cause: Internal message - Turned off tracing in the
Interchange listener.

Action: None

Please add more information about this Error

8 :: TNS-00206: Status Information for Interchange string:

Cause: Message sent back by Interchange as header for status
request.

Action: None

Please add more information about this Error

9 :: TNS-00207: Uptime : number days number hr. number min.
number sec

Cause: Part of status request.

Action: None

Please add more information about this Error

10 :: TNS-00208: Logging : string

Cause: Part of status request.

Action: None

Please add more information about this Error

11 :: TNS-00209: Tracing : string

Cause: Part of status request Interchange.

Action: None

Please add more information about this Error