public function query($query) { return $this->mysqli->query($query); }
<?php class Database { private $mysqli;
CREATE TABLE students ( id INT PRIMARY KEY, name VARCHAR(255), email VARCHAR(255), phone VARCHAR(255), address VARCHAR(255) ); school management system project with source code in php
CREATE TABLE classes ( id INT PRIMARY KEY, name VARCHAR(255), section VARCHAR(255) ); public function query($query) { return $this->
CREATE TABLE attendance ( id INT PRIMARY KEY, student_id INT, date DATE, status VARCHAR(255) ); ?php class Database { private $mysqli
CREATE TABLE subjects ( id INT PRIMARY KEY, name VARCHAR(255), code VARCHAR(255) );