Interested to Buy Any Domain ? << Click Here >> for more details...
Can we use more than one null value for unique key?
- 31 Answers
- 65386 Views
- A1 Technology, Wipro, I also Faced
- E-Mail Answers
Answer Posted / iftekharul haque
no because primary key is the unique value of the table that
can not allow null&duplicate value.
so it is not possiblity use more than one null value and
duplicate valu
| Is This Answer Correct ? | 5 Yes | 12 No |
Post New Answer View All Answers
what is 'mysqld'? : Sql dba
What is mdf ldf and ndf?
What is sql query optimization?
Can we create view in stored procedure?
How to handle bulk data?
what is the difference between cluster and non cluster index? : Sql dba
How does stored procedure reduce network traffic?
Why do we need a foreign key?
how to include numeric values in sql statements? : Sql dba
What is exception? What are the types of exceptions?
How can I make sql query run faster?
What is the difference between stored procedure and view?
what is a scheduled jobs or what is a scheduled tasks? : Sql dba
Why do we use partitions in sql?
How many types of privileges are available in sql?
