PHP MySQL Database
🗄️ PHP MySQL Database Using PHP with MySQL allows you to store, retrieve, update, and delete data from a database—this is the backbone of dynamic websites and web applications. We’ll cover everything step by...
Category: PHP MySQL Tutorial
PHP Connect to MySQL
🔗 PHP Connect to MySQL Tutorial PHP Connect to MySQL database is the first step for any dynamic web application. You can use mysqli (procedural or object-oriented) or PDO. 1️⃣ Using mysqli (Procedural)
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<?php $servername = "localhost"; $username = "root"; $password = ""; $dbname = "test_db"; // Create connection $conn = mysqli_connect($servername, $username, $password, $dbname); // Check connection if (!$conn) { die("Connection failed: " . mysqli_connect_error()); } echo "Connected successfully"; ?> |
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PHP Create a MySQL Database
🗄️ PHP Create a MySQL Database Tutorial PHP can be used to create a MySQL database dynamically using the mysqli or PDO extension. This is useful when setting up applications programmatically. 1️⃣ Using mysqli...
PHP MySQL Create Table
🗄️ PHP MySQL Create Table Tutorial After creating a database, PHP MySQL Create Table to store your data. PHP can execute SQL CREATE TABLE statements using mysqli or PDO. 1️⃣ Using mysqli (Procedural)
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<?php $servername = "localhost"; $username = "root"; $password = ""; $dbname = "test_db"; // Create connection $conn = mysqli_connect($servername, $username, $password, $dbname); // Check connection if (!$conn) { die("Connection failed: " . mysqli_connect_error()); } // SQL to create table $sql = "CREATE TABLE users ( id INT(6) UNSIGNED AUTO_INCREMENT PRIMARY KEY, name VARCHAR(50) NOT NULL, email VARCHAR(50) NOT NULL UNIQUE, age INT(3), reg_date TIMESTAMP DEFAULT CURRENT_TIMESTAMP )"; // Execute query if (mysqli_query($conn, $sql)) { echo "Table 'users' created successfully"; } else { echo "Error creating table: " . mysqli_error($conn); } // Close connection mysqli_close($conn); ?> |
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PHP MySQL Insert Data
PHP MySQL Insert Data Below is a clear, step-by-step guide to PHP MySQL Insert Data, with real examples, security best practices, and error handling. 1️⃣ Database & Table Example Assume you have this MySQL...
PHP MySQL Get Last Inserted ID
PHP MySQL Get Last Inserted ID In PHP MySQL Get Last Inserted ID in table with an AUTO_INCREMENT primary key, you may want to get the ID of the newly inserted record. PHP provides...
PHP MySQL Insert Multiple Records
📝 PHP MySQL Insert Multiple Records Sometimes, you need using PHP MySQL Insert Multiple Records into a table in a single query. PHP supports this using mysqli or PDO. 1️⃣ Using mysqli (Procedural)
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<?php $conn = mysqli_connect("localhost", "root", "", "test_db"); if (!$conn) { die("Connection failed: " . mysqli_connect_error()); } // Insert multiple records $sql = "INSERT INTO users (name, email, age) VALUES ('Vipul', 'vipul@example.com', 25), ('Amit', 'amit@example.com', 28), ('Ravi', 'ravi@example.com', 30)"; if (mysqli_query($conn, $sql)) { echo "New records inserted successfully. Last inserted ID is: " . mysqli_insert_id($conn); } else { echo "Error: " . mysqli_error($conn); } mysqli_close($conn); ?> |
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PHP MySQL Prepared Statements
🔒 PHP MySQL Prepared Statements Tutorial In PHP MySQL Prepared Statements provide a secure way to execute SQL queries by separating SQL logic from data. They prevent SQL injection and improve efficiency when executing...
PHP MySQL Select Data
📄 PHP MySQL Select Data Tutorial In PHP MySQL Select Data allows you to retrieve and display records in your PHP applications. You can use mysqli or PDO for this purpose. 1️⃣ Using mysqli...
PHP MySQL Using the WHERE Clause
🔍 PHP MySQL Using the WHERE Clause In PHP MySQL Using the WHERE Clause allows you to filter records based on a condition. In PHP, you can use it with SELECT, UPDATE, DELETE, and...