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Oracle General Interview Questions
Questions Answers Views Company eMail

what are pseudocolumns?

4 7582

what is the use of composite key constraint?

2 6594

what is a cartition product?

4 8030

what is the use of ondelete cascade?

3 6091

what is cartesian product?

2 6434

What is the difference between column level constraints and table level constraints?

IBM, TCS,

14 77595

Can we create index on views?

CTS, Syntel, TCS,

19 112629

Can we create more than one index on particular column?

1 4970

What is a cluster?

2 3965

What is the difference between implicit index and explicit index?

TCS,

2 19861

What are virtual columns?

TCS,

2 4605

What is a materialised view?

5 5485

What is the difference between normal and corelated subqueries?

2 7832

What is a Database instance ? Explain?

3 5973

What is Parallel Server ?

3 3494


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Un-Answered Questions { Oracle General }

What is analyze command used for?

159


Explain implicit cursor.

140


Differentiate between function and procedure in oracle.

146


How to shutdown your 10g xe server from command line?

154


How to create an oracle database manually?

139






How to run create database statement again?

161


What is a sub query? Describe its types?

135


Explain the use of compress option in exp command.

161


What is the difference between "as" and "is" in an oracle stored procedure?

129


How to convert characters to dates in oracle?

146


WHEN CURSOR MOVES FROM ONE FORM TO ANOTHER FORM, HOW MANY TRIGGER WILL BE FIRED AND WHAT ARE THEIR SEQUENCE?

1368


How to change system global area (sga) in oracle?

142


How to end the current transaction in oracle?

139


How to connect the oracle server as sysdba?

151


An automatic job running via DBMS_JOB has failedKnowing only that its failed, how do you approach troubleshooting this issue?

1183