getConnection(); echo "Adicionando coluna machine_id na tabela servers...\n"; // Check if column exists $stmt = $conn->prepare("SHOW COLUMNS FROM servers LIKE 'machine_id'"); $stmt->execute(); if ($stmt->fetch()) { echo "Coluna machine_id já existe.\n"; } else { $conn->exec("ALTER TABLE servers ADD COLUMN machine_id VARCHAR(255) DEFAULT NULL AFTER serial_key"); echo "Coluna machine_id adicionada com sucesso.\n"; } } catch (Exception $e) { echo "Erro: " . $e->getMessage() . "\n"; exit(1); }