Define Foreign Key?
- 3 Answers
- 7444 Views
- ADP, College School Exams Tests, I also Faced
- E-Mail Answers
Answer Posted / manoj pandey
Foreign Key is used to establish Referential Integrity/Constraint between 2 tables. Mainly it is a column in a table that uniquely identifies every record in another table. A table can have 1 or more than 1 FKs.
~Manoj (sqlwithmanoj.wordpress.com)
| Is This Answer Correct ? | 10 Yes | 0 No |
Post New Answer View All Answers
What are the differences between having and where clause.
What are various ways to enhance the ssrs report?
How to connect of datebase with sql express.?
What is the difference between TRUNCATE and DROP?
What are sub reports and how to create them?
what is a check constraint?
let's assume you have data that resides on sql server 6.5. You have to move it sql server 7.0. How are you going to do it? : Sql server database administration
which table keeps the locking information? : Sql server administration
How many levels of sp nesting is possible?
What is acid db?
Why use view instead of a table?
Write a program using SQL queries to find a unique entry in a table.
what’s the difference between Covering Indexes and Clustered Indexes ? how to use clustered index small ?
What is implicit cursors?
What is data source in connection string?
