* [DBA](https://www.php.net/manual/zh/book.dba.php)— Database (dbm-style) Abstraction Layer * [简介](https://www.php.net/manual/zh/intro.dba.php) * [安装／配置](https://www.php.net/manual/zh/dba.setup.php) * [预定义常量](https://www.php.net/manual/zh/dba.constants.php) * [范例](https://www.php.net/manual/zh/dba.examples.php) * [DBA 函数](https://www.php.net/manual/zh/ref.dba.php) * [dbx](https://www.php.net/manual/zh/book.dbx.php) * [简介](https://www.php.net/manual/zh/intro.dbx.php) * [安装／配置](https://www.php.net/manual/zh/dbx.setup.php) * [预定义常量](https://www.php.net/manual/zh/constants.dbx.php) * [dbx 函数](https://www.php.net/manual/zh/ref.dbx.php) * [ODBC](https://www.php.net/manual/zh/book.uodbc.php)— ODBC (Unified) * [简介](https://www.php.net/manual/zh/intro.uodbc.php) * [安装／配置](https://www.php.net/manual/zh/uodbc.setup.php) * [预定义常量](https://www.php.net/manual/zh/uodbc.constants.php) * [ODBC 函数](https://www.php.net/manual/zh/ref.uodbc.php) * [PDO](https://www.php.net/manual/zh/book.pdo.php)— PHP 数据对象 * [简介](https://www.php.net/manual/zh/intro.pdo.php) * [安装／配置](https://www.php.net/manual/zh/pdo.setup.php) * [预定义常量](https://www.php.net/manual/zh/pdo.constants.php) * [连接与连接管理](https://www.php.net/manual/zh/pdo.connections.php) * [事务与自动提交](https://www.php.net/manual/zh/pdo.transactions.php) * [预处理语句与存储过程](https://www.php.net/manual/zh/pdo.prepared-statements.php) * [错误与错误处理](https://www.php.net/manual/zh/pdo.error-handling.php) * [大对象 (LOBs)](https://www.php.net/manual/zh/pdo.lobs.php) * [PDO](https://www.php.net/manual/zh/class.pdo.php)— PDO 类 * [PDOStatement](https://www.php.net/manual/zh/class.pdostatement.php)— PDOStatement 类 * [PDOException](https://www.php.net/manual/zh/class.pdoexception.php)— PDOException 异常类 * [PDO 驱动](https://www.php.net/manual/zh/pdo.drivers.php)