Interested to Buy Any Domain ? << Click Here >> for more details...
Can we have more than one NULL in a column having unique
constraint?
- 12 Answers
- 16599 Views
- 247Customer, I also Faced
- E-Mail Answers
Answer Posted / drona
UNIQUE constraints can accept NULL just once.
I have a dought?
Every null is different?
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
Can group by and orderby be used together?
Define clusters?
What is the difference between commit and rollback?
How to create stored procedures with parameters in ms sql server?
What are the different types of upgrades that can be performed in sql server?
what’s the difference between Covering Indexes and Clustered Indexes ? how to use clustered index small ?
How does recursive cte works in sql server?
Do you know what are the restrictions that views have to follow?
Define Wed Edition in SQL Azure?
Define outer join in sql server joins?
when would you go for denormalization? : Sql server database administration
What happens on checkpoint?
What is the difference between mysql and mysqli?
Explain indexed views and partitioned view with their syntax.
What is unpivot?
