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 java application, Project Description: Modules of software: ...

Project Description: Modules of software: 1 - Serial RS232 comm port comunication 2 - NanoHTTPD serving some processed pages 3 - System tray application to indicate sta

Chatper 4 Problem 4: CandlelineApplet, I need help me this program

I need help me this program

Rest client, Modify both of the above clients (to write separate clients) t...

Modify both of the above clients (to write separate clients) to extract the exchange rate from a live web service that performs currency conversion. You can choose a Java or a .NET

A one page website where a user can input the information, A one page websi...

A one page website where a user can input the information including Company Name, Title, Activity, R/S, I also need the user to select the start date, end date, and check poi

Socket in java networking and rmi, What Is a Socket in Java Networking and ...

What Is a Socket in Java Networking and RMI? Ans) A socket is one end-point of a two-way communication link among two programs running on the network. A socket is bound to a por

Program to calculate the value into hours and minutes, Specifically, you'll...

Specifically, you'll create a program that will hold minutes worked and assign a value. Calculate the value into hours and minutes. Display the result as shown in Figure 2. Reme

How would you interact between servlets and applets? , We may use the java...

We may use the java.net.URL and java.net.URLConnection classes to start a standard HTTP connection and "tunnel" to a Web server. The server then gives this information to the s

{ ( P ) } { ( { } ) ) { ( { } ) } No Compilation, i want the program

i want the program

What is arithmetic promotion assignment and casting, What is Arithmetic pro...

What is Arithmetic promotion assignment and casting? In an assignment statement, i.e. if there's an equals sign, Java compares the type of the left hand side to the at last typ

Vending machine, i have got project of Vending machine. would you please he...

i have got project of Vending machine. would you please help me about how to start and how to use coding.thanks

Write Your Message!

Name

Email id

Message

Verfication Code

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!

Submit Assignment

User Account

All Pages