Oracle General Interview Questions
Questions Answers Views Company eMail

Explain an integrity constrains?

700

Explain the use of control file?

656

Explain an extent?

659

Explain what does a control file contain?

608

Explain a synonym?

604

What is data file?

619

Explain do view contain data?

583

Explain an index segment?

643

What is redo log?

623

What are the common oracle dba tasks?

625

What is the difference between pre-select and pre-query?

621

What is raw datatype?

593

What is a subquery?

614

Explain coalesce function?

626

What is a package ? What are the advantages of package ?

603


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Un-Answered Questions { Oracle General }

How do I call oracle stored procedures that take no parameters?

564


what are archived logs?

1717


How to execute the package in oracle?

570


Does oracle partitioning improve performance?

552


How to apply filtering criteria at group level in oracle?

587






How to define default values for formal parameters?

596


What is the data type of dual table?

527


Is java required for oracle client?

548


What happens in oracle commit?

568


i have a question here... As of my knowledge, when we apply an index (b-tree)on a column, internally it arranges the data in b-tree format and do the fetching process correspondingly... and my quetion is... How a bit-map index arranges the data internally when applied on a column?IS it in b-tree format or whatelse?

1470


Difference between inner join vs where ?

609


What is the difference between alert log file and tarce file ?

1634


What are the differences between interval year to month and interval day to second?

553


Why we use bulk collect in oracle?

536


Is truncate autocommit in oracle?

640