1<?php23declare(strict_types=1);45namespaceZtdQuery\Connection;67/**8 * Minimal connection interface for ZTD layer.9 *10 * This interface defines the contract that all database adapters must implement11 * to work with the ZTD session. It provides a driver-agnostic API for executing12 * SQL queries.13 */14interfaceConnectionInterface15{16/**17 * Execute a query and return a statement.18 *19 * @return StatementInterface|false The statement on success, false on failure.20 */21publicfunctionquery(string$sql): StatementInterface|false;22}23