Interested to Buy Any Domain ? << Click Here >> for more details...
Can we use more than one null value for unique key?
- 31 Answers
- 64463 Views
- A1 Technology, Wipro, I also Faced
- E-Mail Answers
Answer Posted / krishana kumar gupta
no, because duplicate value is not allowed in unique. so
thats why we can enter only one null value.
| Is This Answer Correct ? | 10 Yes | 31 No |
Post New Answer View All Answers
What are the two parts of design view?
Is it mandatory for the primary key to be given a value when a new record is inserted?
What is the difference among union, minus and intersect?
What is the difference between database trigger and stored procedure?
Why use triggers in sql?
what is sp_pkeys? : Transact sql
how mysql optimizes distinct? : Sql dba
what are the differences between procedure-oriented languages and object-oriented languages? : Sql dba
How do I run sql profiler?
What is difference between sql and oracle?
What is the difference between subquery and correlated query?
Is primary key clustered index?
what is a composite primary key ? : Sql dba
what is the difference between delete and truncate statement in sql? : Sql dba
How many joins can you have in sql?
