How to make database connectivity in java script?

Asked by Last Modified  

2 Answers

Learn Java +1 Java Script Training

Follow 1
Answer

Please enter your answer

Rajesh Kumar N

"Rajesh Kumar N: Guiding Young Minds from 1 to 12 with Expertise and Care"

JavaScript does not directly connect to a database on its own, but you can interact with a database through a server-side language (like Node.js) using database libraries or APIs. Example: Connecting to a MySQL Database using Node.js: 1. Install MySQL package: npm install mysql 2....
read more
JavaScript does not directly connect to a database on its own, but you can interact with a database through a server-side language (like Node.js) using database libraries or APIs. Example: Connecting to a MySQL Database using Node.js: 1. Install MySQL package: npm install mysql 2. Code to connect to MySQL: const mysql = require('mysql'); // Create a connection const connection = mysql.createConnection({ host: 'localhost', user: 'root', password: 'password', database: 'test_db' }); // Connect to the database connection.connect((err) => { if (err) throw err; console.log('Connected to the database!'); }); // Query the database connection.query('SELECT * FROM users', (err, results) => { if (err) throw err; console.log(results); }); // Close the c onnection connection.end(); `` read less
Comments
Dislike Bookmark

Online Mathematics tutor with 8 years experience(Online Classes for 10th to 12th)

JavaScript does not directly connect to a database on its own, but you can interact with a database through a server-side language (like Node.js) using database libraries or APIs. Example: Connecting to a MySQL Database using Node.js: 1. Install MySQL package: npm install mysql 2. Code to connect...
read more
JavaScript does not directly connect to a database on its own, but you can interact with a database through a server-side language (like Node.js) using database libraries or APIs. Example: Connecting to a MySQL Database using Node.js: 1. Install MySQL package: npm install mysql 2. Code to connect to MySQL: const mysql=require('mysql'); // Create a connection const connection=mysql.createConnection({ host: 'localhost', user: 'root', password: 'password', database: 'test_db' }); // Connect to the database connection.connect((err) => { if (err) throw err; console.log('Connected to the database!'); }); // Query the database connection.query('SELECT * FROM users', (err, results) => { if (err) throw err; console.log(results); }); // Close the c onnection connection.end(); `` read less
Comments
Dislike Bookmark

Related Questions

When we are used the compiler and interpreter? what is the difference between them?
compiler compiles whole page or file at one time but interpreter executes line by line like we do using debugger
Shilpa
What is the difference between string, stringbuffer, stringbuilder?
String is immutable, whereas StringBuffer and StringBuilder are mutable
Neha
how to run a java program
Two ways you can run a Java Program. 1- Through cmd prompt, 2- Through Eclipse. 1- cmd prompt (Write your program and save the file with .java extension. Now open your cmd prompt and give the java file...
Prem Kumar Pathak
Which is a good Java training and placement institute for a fresher in Bangalore?
I know an institute in HYderabad which is giving 100% job guarantee or 100% fee refund. They have office in bangalore also, not sure whether they are offering this program in Bangalore. Please visit their...
Raja
0 0
View Comments5
How many years of experience should a good Java trainer need?
Minimum 4 years, actually it depends how much exposure you got and how you worked in project(s)
Nayan
0 0
View Comments5

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

How To Setup development Environment Of Java?
After installation of JAVA, we need to setup 2 environment variables. First one is JAVA_HOME and second is Path. Below steps to set up Java environment to compile & execute Java programs from command...

Amit K.

0 0
View Comments0
Priority in TestNG
public class Priority { @Test (priority=1)public void login() {System.out.println("login");} @Testpublic void email1() {System.out.println("email1");} @Test (priority=-2)public void email2() {System.out.println("email2");} //I...
S

Sarthak C.

0 0
View Comments0
History Of Java
Java history is interesting to know. The history of java starts from Green Team. Java team members (also known as Green Team), initiated a revolutionary task to develop a language for digital devices such...

Venkatakrishna

0 0
View Comments0
Java Learning Tip
The easy way to learn any programatical language is just simple practices. Take a simple examples and practice daily one hour. And also go through the learning videos from youtube or somewhere else.

Nithin

0 0
View Comments0
Implementation: What Is JPA And JPA?
The basic Java framework to access the database is JDBC. Unfortunately, with JDBC, a lot of hand work is needed to convert a database query result into Java classes. JPA allows us to work with Java classes...

Jayant Kumar

0 0
View Comments0

Recommended Articles

Why Should You Learn Java !

Java is the most famous programming language till date. 20 years is a big time for any programming language to survive and gain strength. Java has been proved to be one of the most reliable programming languages for networked computers. source:techcentral.com Java was developed to pertain over the Internet. Over...

Read full article >

Top 5 Reasons to Learn JavaScript

Before we start on the importance of learning JavaScript, let’s start with a short introduction on the topic. JavaScript is the most popular programming language in the world, precisely it is the language - for Computers, the Web, Servers, Smart Phone, Laptops, Mobiles, Tablets and more. And if you are a beginner or planning...

Read full article >

Some Popular IT Courses in Current Market

In the domain of Information Technology, there is always a lot to learn and implement. However, some technologies have a relatively higher demand than the rest of the others. So here are some popular IT courses for the present and upcoming future: Cloud Computing Cloud Computing is a computing technique which is used...

Read full article >

Java: An Object-Oriented Language

Java is the most commonly used popular programming language for the creation of web applications and platform today. Integrated Cloud Applications and Platform Services Oracle says, “Java developers worldwide has over 9 million and runs approximately 3 billion mobile phones”.  Right from its first implication as java 1.0...

Read full article >

Find Oracle Java Certification near you
Oracle Java Certification in Bangalore
Oracle Java Certification in Hyderabad
Oracle Java Certification in Pune
Oracle Java Certification in Chennai
Oracle Java Certification in Delhi
Oracle Java Certification in Mumbai
Oracle Java Certification in Kolkata
Oracle Java Certification in Noida
Oracle Java Certification in Gurgaon
Oracle Java Certification in Ghaziabad
Online Java Training

Looking for Java Training Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you