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

Assignment , hi i wanted to know if your tutors provide solutions for progr...

hi i wanted to know if your tutors provide solutions for programming assignments

Java program to scrape, Java Program to Scrape, Data Mine Project Descri...

Java Program to Scrape, Data Mine Project Description: I need to data scrape/ mine data from a website and do some data processing. Skills required: Java, Data Mining,

What is an advice, Advice is the execution of an aspect. It is something li...

Advice is the execution of an aspect. It is something like telling your application of a new behavior. Generally, and advice is inserted into an application at joinpoints

What is setter methods explain with an example, What is Setter Methods expl...

What is Setter Methods explain with an example? Setter methods, also called as mutator methods, merely set the value of a field to a value specified through the argument to the

Ejb container security?, EJB elements operate inside a container environmen...

EJB elements operate inside a container environment and rely heavily on the container to give security. The four key services needed for the security are: 1. Identification :

Explain what is fontmetrics in java, Explain what is FontMetrics in Java? ...

Explain what is FontMetrics in Java? No word wrapping is completed when you draw a string in an applet, even if you embed newlines in the string along with \n. If you expect th

Explain data updates issues in data management, Explain Data Updates issues...

Explain Data Updates issues in data management? DATA UPDATES: Old titles must be removed regularly Data changes every time Prices change Transportation / shipping cost change

Describe importing classes in java, Describe Importing Classes in java? ...

Describe Importing Classes in java? Fully qualified names such as java.net.URL are not the most convenient thing to have to type. You can use the shorter class names like URL w

How to construct objects with new operator, How to Construct objects with n...

How to Construct objects with new operator? class Car { String licensePlate; // e.g. "New York 543 A23" double speed; // in kilometers per hour double maxSpeed;

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