can foreign key take role of primary key?
- 5 Answers
- 8293 Views
- CarrizalSoft Technologies, TCS, Villa Marie, I also Faced
- E-Mail Answers
Answer Posted / radhakrishnan vaithilingam
no,foreign key is possible for null value in column.
this rules not matching with PK.
| Is This Answer Correct ? | 2 Yes | 1 No |
Post New Answer View All Answers
What is check constraint in sql server?
Do you know what are acid properties?
What is the recovery model? List the types of recovery model available in sql server?
How to connect Azure federated root database and apply federation in entity framework?
What is resource governor in sql server?
What is dynamic cursor in SQL SERVER?
my name is sejal I have cleared the sbi clerk exam. I am BCA graduate My favorite subject RDBMS Relational database management system. so please send me rRDBMS related interview questions
What does REVERT do in SQL Server 2005?
How to create an index on an existing table in ms sql server?
Is sql server free?
Is there any difference between primary key and unique with the not null condition?
What are the rules to use the rowguidcol property to define a globally unique identifier column?
Do you know what is difference between index seek vs. Index scan?
How to create a new table in a given schema?
How can we delete a table in sql server?
