NodeJS MySQL Max() Function
Last Updated :
18 Feb, 2021
We will be using Max() function in MySQL to get Maximum value of some particular column.
Syntax:
MAX(column_name)
Parameters: MAX() function accepts a single parameter as mentioned above and described below.
- column_name: Column’s name from which we have to return the max value.
Return Value: MAX() function returns the maximum value from the particular column in the table.
Module Installation: Install the MySQL module using the following command.
npm install mysql
Database: Our SQL publishers table preview with sample data is shown below.
Example 1:
idex.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 MAX(salary) AS max_salary FROM publishers";
db_con.query(query, (err, rows) => {
if(err) throw err;
console.log(rows);
});
});
|
Output:
Example 2:
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 MAX(salary) AS max_salary
FROM publishers WHERE id < 8";
db_con.query(query, (err, rows) => {
if(err) throw err;
console.log(rows);
});
});
|
Output:
Like Article
Suggest improvement
Share your thoughts in the comments
Please Login to comment...