Answer Posted / guest
The advantages of views are
1)Data abstraction
2)Simple retrieving of data.
| Is This Answer Correct ? | 16 Yes | 3 No |
Post New Answer View All Answers
What is transport network substrate (tns) in oracle?
How do I manually create a database in oracle?
What is a dynamic performance view in oracle?
What is the difference between a hot backup and a cold backup in oracle?
How to assign data of the deleted row to variables?
What are the differences between primary key and unique key?
various types of hints and their usage
How to sort the query output in oracle?
Explain the use of show option in imp command.
How do you increase the OS limitation for open files (LINUX and/or Solaris)?
How can we force the database to use the user specified rollback segment?
What are the varoius components of physical database structure of oracle database?
How can you tell how much space is left on a given file system and how much space each of the file systems subdirectories take-up?
Explain an integrity constrains?
What is the sql query to concatenate column values from multiple rows in oracle?