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...

what is the difference between primary key & foreign key?

Answer Posted / raji

foregin key reference a primary key in another table

and primary key is used to identify a row.

Is This Answer Correct ?    30 Yes 10 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Where do we use decode and case statements?

1019


How to display row numbers with the records?

1084


Can you create a synonym without having a table?

1046


What are the varoius components of physical database structure of oracle database?

1007


How do I call oracle stored procedures that take no parameters?

1124


How to convert character types to numeric types?

1139


What is a table index in oracle?

1132


When do you get a .pll extension in oracle?

1147


What is the maximum number of triggers that can be applied to a single table?

1029


How to start your 10g xe server?

1046


How to experiment a data lock in oracle?

1060


How to turn on or off recycle bin for the session?

1113


Can we connect to ORACLE db using Windows Authentication?

1264


How to create a new table by selecting rows from another table?

1103


What are the limitations of check constraint?

1034