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 program using interactive brokers api, Develop Program using Intera...

Develop Program using Interactive Brokers API Project Description: We require a Matlab function using the Interactive Brokers API for real time trading with three arguments:

How to creating arrays in java, How to Creating Arrays in java? Declari...

How to Creating Arrays in java? Declaring arrays merely says what type of values the array will hold. It does not form them. Java arrays are objects, and such as any other obje

Upload a file in struts? , In JSP page give the code as given below: en...

In JSP page give the code as given below: enctype="multipart/form-data" name="fileForm" scope="session">     Please select file here that you would like to upload:

Relation between stack and heap, Relation between Stack and Heap Stack ...

Relation between Stack and Heap Stack and heap are two significant memory areas. Primitives are created on the stack whereas objects are created on heap. This will be further c

Explain function arguments with the help of an example, Explain function ar...

Explain function arguments with the help of an example? Arguments on a function are comma separated list of data enclosed within braces. It describes interface among the web pa

Three ways in which a thread can enter the waiting state, What are three wa...

What are three ways in which a thread can enter the waiting state ?

Write program to passing arguments to methods, Write program to Passing Arg...

Write program to Passing Arguments to Methods ? It's generally considered bad form to access fields directly. Instead it is considered outstanding object oriented practice to

Implement and test a program using java features, This assignment requires ...

This assignment requires you to design, implement and test a program using Java features from the first half of the subject content. You are required to implement in Java all the c

Student, what are Objects and Fields in java

what are Objects and Fields in java

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