Node.js MySQL Select from Table
Introduction: Learn about Selecting data from MySQL database using node.js. We are going to use standard SELECT FROM SQL Query.
Syntax:
SELECT [column] FROM [table_name]
Example:
1) SELECT * FROM customers
selecting all columns from customers table.
2) SELECT name, address FROM customers
SQL users Table Preview:
Example 1: select all columns from users table
index.js
const mysql = require( "mysql" );
let db_con = mysql.createConnection({
host: "localhost" ,
user: "root" ,
password: '' ,
database: 'gfg_db'
});
db_con.connect((err) => {
if (err) {
console.log( "Database Connection Failed !!!" , err);
return ;
}
console.log( "We are connected to gfg_db database" );
let query = 'SELECT * FROM users' ;
db_con.query(query, (err, rows) => {
if (err) throw err;
console.log(rows);
});
});
|
Output:
Example 2: select name column from users table
index.js
const mysql = require( "mysql" );
let db_con = mysql.createConnection({
host: "localhost" ,
user: "root" ,
password: '' ,
database: 'gfg_db'
});
db_con.connect((err) => {
if (err) {
console.log( "Database Connection Failed !!!" , err);
return ;
}
console.log( "We are connected to gfg_db database" );
let query = 'SELECT name FROM users' ;
db_con.query(query, (err, rows) => {
if (err) throw err;
console.log(rows);
});
});
|
Output:
Last Updated :
07 Oct, 2021
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