exec("CREATE TABLE IF NOT EXISTS learning_subjects ( id INT PRIMARY KEY AUTO_INCREMENT, name VARCHAR(191) NOT NULL UNIQUE, description TEXT, created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP, updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci"); $stmt = $pdo->prepare("INSERT IGNORE INTO learning_subjects (name) VALUES (?)"); $added = 0; foreach ($subjects as $subject) { $stmt->execute([$subject]); if ($pdo->lastInsertId() > 0) { $added++; } } echo "
จำนวนข้อมูลทั้งหมด: " . $pdo->query("SELECT COUNT(*) FROM learning_subjects")->fetchColumn() . " รายการ
"; echo ""; } catch (Exception $e) { echo "" . $e->getMessage() . "
"; } ?>