What resources or tutorials can help improve understanding of database basics for PHP developers?

Understanding database basics is essential for PHP developers to effectively work with databases in their applications. Resources such as online tutorials, documentation from PHP and database management systems like MySQL, and books on PHP and database integration can be helpful in improving understanding. 

<?php
// Connect to MySQL database
$servername = "localhost";
$username = "username";
$password = "password";
$dbname = "database_name";

$conn = new mysqli($servername, $username, $password, $dbname);

// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}
echo "Connected successfully";
?>

Keywords

MySQL SQL PDO database design normalization

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