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

Explain cross join or cartesian product in sql?

929


What are the drawbacks of reporting in ssrs?

159


How to find out the list schema name and table name for the database?

984


Explain can SSRS reports Cache results?

161


How to select some specific columns from a table in a query in ms sql server?

1048


What causes index fragmentation?

1047


What are different replication agents and what's their purpose? : sql server replication

1054


What is bulkcopy in sql?

1000


What are “phantom rows”?

1706


What are translations and its use? : sql server analysis services, ssas

1085


What is page in sql server?

997


Please explain that what are the basic functions for master, msdb, model, tempdb and resource databases? : SQL Server Architecture

1021


How do you trace the traffic hitting a sql server?

1198


How to create a Master database in SQL server ?

1143


How you can get a list of all the table constraints in a database?

999