PHP: configuration mysqli - Runtime Configuration

Runtime Configuration

The behaviour of these functions is affected by settings in php.ini.

**MySQLi Configuration Options**
Name	Default	Changeable	Changelog
mysqli.max_links	"-1"	PHP_INI_SYSTEM	Available since PHP 5.0.0.
mysqli.default_port	"3306"	PHP_INI_ALL	Available since PHP 5.0.0.
mysqli.default_socket	NULL	PHP_INI_ALL	Available since PHP 5.0.0.
mysqli.default_host	NULL	PHP_INI_ALL	Available since PHP 5.0.0.
mysqli.default_user	NULL	PHP_INI_ALL	Available since PHP 5.0.0.
mysqli.default_pw	NULL	PHP_INI_ALL	Available since PHP 5.0.0.

For further details and definitions of the above PHP_INI_* constants, see the chapter on configuration changes.

Here's a short explanation of the configuration directives.

mysqli.max_links integer: The maximum number of MySQL connections per process.
mysqli.default_port string: The default TCP port number to use when connecting to the database server if no other port is specified. If no default is specified, the port will be obtained from the MYSQL_TCP_PORT environment variable, the mysql-tcp entry in /etc/services or the compile-time MYSQL_PORT constant, in that order. Win32 will only use the MYSQL_PORT constant.
mysqli.default_socket string: The default socket name to use when connecting to a local database server if no other socket name is specified.
mysqli.default_host string: The default server host to use when connecting to the database server if no other host is specified. Doesn't apply in safe mode.
mysqli.default_user string: The default user name to use when connecting to the database server if no other name is specified. Doesn't apply in safe mode.
mysqli.default_pw string: The default password to use when connecting to the database server if no other password is specified. Doesn't apply in safe mode.