Interested to Buy Any Domain ? << Click Here >> for more details...
What is the difference between the Primary and Foreign key?
- 7 Answers
- 16617 Views
- Cap Gemini, I also Faced
- E-Mail Answers
Answer Posted / dinesh kumar
Primary key will checks for the Duplicates.
Can hold only one primary key for a single table.
Foreign key will be referred from the Primary/unique Key
constraint. Hold even null values in it.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What are analytical functions in sql?
What is difference between stored procedures and application procedures?
What is rank dense_rank and partition in sql?
How many types of primary keys are there?
What does the argument [or replace] do?
how do you know if your mysql server is alive? : Sql dba
Can we use loop in sql?
What are expressions?
What is the use of stored procedures?
What is sql and how does it work?
Which data type is a composite type?
What is difference between sql and excel?
Do we need to create index on primary key?
What is left inner join in sql?
What is a string data type in sql?
