Interested to Buy Any Domain ? << Click Here >> for more details...
what is null value?
- 9 Answers
- 10649 Views
- I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / ashu_deepu
most generally confuse the null value with zero.
but zero is different then null.
null can be understand as unknown value.
| Is This Answer Correct ? | 3 Yes | 1 No |
Answer / mohit gupta
Null is a value that is unavailable, unassigned and unknown.
| Is This Answer Correct ? | 3 Yes | 2 No |
Answer / guneetinder singh
Null is not a value but we can say it is unknown.
| Is This Answer Correct ? | 4 Yes | 4 No |
Null value is that value which is neither zero or space or
any character.This value is defined by Oracle server, and
hence cannot be described.Also every null value generated
by server is unique than another..hence we cannot compare
it with character, numeric or date functions.
| Is This Answer Correct ? | 4 Yes | 4 No |
Answer / kuldeep singh
Null value is that value which is neither zero or space or
any character.null is not a value its just a concept to
avoid all values.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / bharat_itstud
null value is a value i.e. unavalable, unknown & it is
equal to nothing.....
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / sachin
A null value is not defined,applicable,available,known .
It can be a blank space or it can be a zero but it is not
equal to either zero or blank space......
| Is This Answer Correct ? | 0 Yes | 1 No |
What is key preserved table?
What are temporal data types in oracle?
What are the composite date types in oracle?
Why required to run root.sh at the time of installation and what exactly it will do
How to convert raw data type into text in oracle? Explain
How can Oracle users be audited?
what are different types of deletes?
what is main def between plsql/table and array?
What is currency type in database ?
select to_char('10','10') from dual This gives me an error oRA-1481 INVALID NUMBER FORMAT MODEL why? pls help
How do I manually create a database in oracle?
defination of bitmap index
Oracle General 
