Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

Define candidate key, alternate key, composite key.

Answer Posted / raghuram

Candidate Key is a Key which identifies each row of a table
uniquely. Generally a Candidate Key becomes a Primary Key
of the table. If table has more than one Candidate Keys
then one is called Primary key and rest are called
Alternative Keys.
A key is formed by two or more columns is called Composite
Keys.

Is This Answer Correct ?    80 Yes 28 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Can sql servers link to other servers?

1093


How to insert data with null values?

1036


What are the functions in sql server?

951


What are the different types of backups avaialabe in sql server 2005?

1022


What is the difference between varchar and varchar types?

1073


What is subquery? Explain the properties of a subquery?

990


How to find the service pack installed? : sql server database administration

1023


What is use of @@ spid in sql server?

1213


What the different topologies in which replication can be configured?

1092


How to provide default values to function parameters?

1146


Why Master database is required?

1148


What is a schema in ms sql server 2005?

974


What are cascading parameters in ssrs reports?

231


What is the language structure to add a record to a table?

1025


Is foreign key unique?

1004