Why there is a need to use primary key in database, JAVA Programming

Assignment Help:

Why there is a need to use primary key in database ?

Primary key is a constraint basically used in datdabase to uniquely identify the records in the database.


Related Discussions:- Why there is a need to use primary key in database

What is the basic difference between threads and processes? , A process is ...

A process is an execution of a code but a thread is a single execution sequence within the process. A process may contain multiple threads. A thread is sometimes named a lightweigh

Bilbo board , Design and simulate the bilbo board which should include thre...

Design and simulate the bilbo board which should include three configurable bilbos and some application logic to verify tester operation. the system will be designed using proteus

Explain about class in java, In Java everything exists within a class. It d...

In Java everything exists within a class. It describes the behavior of the class and its characteristics. Java applications and applets are built in the class. Rules present for cl

Events calendar for existing website, Looking for: responsible, trustworthy...

Looking for: responsible, trustworthy, accountable, and knowledgeable CakePHP developer and web designer with great communication skills. I'm seeking great partnership and if th

Luminus jewels, Luminous Jewels - The Polishing Game Byteland county is ve...

Luminous Jewels - The Polishing Game Byteland county is very famous for luminous jewels. Luminous jewels are used in making beautiful necklaces. A necklace consists of various lum

Need facebook developer, Project Description: i am seeking an experience...

Project Description: i am seeking an experienced Facebook page builder,fanpage builder, Header module Navigation menu module HTML module Widget module Image modul

Write code in javascript language to show the odd numbers, Write code in Ja...

Write code in JavaScript language to show the odd numbers among 20 to 100 using FOR statement. Note: No requirement to write whole HTML program. Just JavaScript code of need p

Describe the relational operators in java, Describe the relational operator...

Describe the relational operators in java? Java has six relational operators which compare two numbers and return a boolean value. The relational operators are , > , , >=

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd