How to Select Data in Database Using PHP MySQL?

Hi Dev,

This tutorial will provide example of how to select data in database using php mysql. This tutorial will give you simple example of how to fetch data from the database in php. this example will help you php mysql select data. we will help you to give example of how can i get specific data from mysql in php. Alright, let’s dive into the steps.

In php web application we wish to select data from mysql database then first establish connection between php web application and mysql database. and the following example selects the id, firstname and lastname columns from the MyGuests table and displays it on the page:

Example 1:

index.php

<?php
    $servername = "localhost";
    $username = "username";
    $password = "password";
    $dbname = "mydb";
    // Create connection
    $conn = new mysqli($servername, $username, $password, $dbname);
    // Check connection
    if ($conn->connect_error) {
        die("Connection failed: " . $conn->connect_error);
    }
    $sql = "SELECT id, firstname, lastname FROM MyGuests";
    $result = $conn->query($sql);
    if ($result->num_rows > 0) {
        // output data of each row
        while($row = $result->fetch_assoc()) {
        echo "id: " . $row["id"]. " - Name: " . $row["firstname"]. " " . $row["lastname"].;
        }
    }else{
        echo "0 results";
    }
    $conn->close();
?>

Output:

id: 1 - Name: John Doe
id: 2 - Name: Mary Moe
id: 3 - Name: Julie Dooley

I hope it could help you...