mssql_select_db
Overview of the MySQL PHP drivers
Vendor Specific Database Extensions
PHP Manual

# MySQL Drivers and Plugins

PHP offers several MySQL drivers and plugins for accessing and handling MySQL.

The differences and functionality of the MySQL extensions are described within the overview of this section.

- Overview of the MySQL PHP drivers
  - Terminology overview
  - Choosing an API
  - Choosing a library
  - Concepts
- MySQL (Original) — Original MySQL API
  - Introduction
  - Installing/Configuring
  - Changelog
  - Predefined Constants
  - Examples
  - MySQL Functions
- MySQLi — MySQL Improved Extension
  - Introduction
  - Overview
  - Quick start guide
  - Installing/Configuring
  - The mysqli Extension and Persistent Connections
  - Predefined Constants
  - Notes
  - The MySQLi Extension Function Summary
  - mysqli — The mysqli class
  - mysqli_stmt — The mysqli_stmt class
  - mysqli_result — The mysqli_result class
  - mysqli_driver — The mysqli_driver class
  - mysqli_warning — The mysqli_warning class
  - mysqli_sql_exception — The mysqli_sql_exception class
  - Aliases and deprecated Mysqli Functions
  - Changelog
- Mysqlnd — MySQL Native Driver
  - Introduction
  - Overview
  - Installation
  - Runtime Configuration
  - Incompatibilities
  - Persistent Connections
  - Statistics
  - Notes
  - Memory management
  - MySQL Native Driver Plugin API
- mysqlnd_ms — Mysqlnd replication and load balancing plugin
  - Introduction
  - Quickstart and Examples
  - Concepts
  - Installing/Configuring
  - Predefined Constants
  - Mysqlnd_ms Functions
  - Change History
- mysqlnd_qc — Mysqlnd query result cache plugin
  - Introduction
  - Quickstart and Examples
  - Installing/Configuring
  - Predefined Constants
  - mysqlnd_qc Functions
  - Change History
- mysqlnd_uh — Mysqlnd user handler plugin
  - Introduction
  - Quickstart and Examples
  - Installing/Configuring
  - Predefined Constants
  - MysqlndUhConnection — The MysqlndUhConnection class
  - MysqlndUhPreparedStatement — The MysqlndUhPreparedStatement class
  - Mysqlnd_uh Functions
  - Change History
- mysqlnd_mux — Mysqlnd connection multiplexing plugin
  - Introduction
  - Concepts
  - Installing/Configuring
  - Predefined Constants
  - Change History
- mysqlnd_memcache — Mysqlnd Memcache plugin
  - Introduction
  - Quickstart and Examples
  - Installing/Configuring
  - Predefined Constants
  - Mysqlnd_memcache Functions
  - Change History

mssql_select_db
Overview of the MySQL PHP drivers
Vendor Specific Database Extensions
PHP Manual