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

Develop a camera application, Project Description: I want to build a cam...

Project Description: I want to build a camera application for android. By default android will add metadata for the image, for e.g.  Date, time, resolution, gps tag etc..In this

What is inheritance in java explain with example, What is Inheritance in ja...

What is Inheritance in java Explain with example? Code reusability is claimed to be a key advantage of object-oriented languages over non-object-oriented languages. Inheritance

What are the basic components of jsp?, There are two different types of dat...

There are two different types of data in a JSP page. 1. Static part which occurs copied directly to the response by the JSP Engine. 2. Dynamic part, which have anything that

Javascript work, It could be something simple for a good js coder. But ther...

It could be something simple for a good js coder. But there may be a custom design and I can give more feedback for the person who is interested in working with me. Check Invisi

Rmi client program, In a RMI Client Program, what are the excpetions which ...

In a RMI Client Program, what are the excpetions which may have to handled Ans) a. MalFormedURLException b. NotBoundException c. RemoteException

Write a function that draws a cow , Write a function that draws a cow at a ...

Write a function that draws a cow at a certain location on the screen, and use the function to draw a herd of cows

Design a system program, System Program Project Description: I want s...

System Program Project Description: I want someone who can study my existing program and from there the updates may be done Skills required: Java, Oracle, MySQL, Softwa

Why do we need wrapper classes, Why do we need wrapper classes? It is s...

Why do we need wrapper classes? It is sometimes simpler to deal with primitives as objects. Moreover most of the collection classes keep objects and not primitive data types. A

Intro to Programming, Overall Requirements Every phone number is broken up ...

Overall Requirements Every phone number is broken up into sections as shown below: Country Code Area Code Prefix Line Number 1 919 882 5000 Write a program to separate out a ph

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