Runtime Configuration

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## Runtime Configuration

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

Mysql_xdevapi Configure Options
Name | Default | Changeable | Changelog
--- | --- | --- | ---
xmysqlnd.collect_memory_statistics | 0 | `INI_SYSTEM` |
xmysqlnd.collect_statistics | 1 | `INI_ALL` |
xmysqlnd.debug |  | `INI_SYSTEM` |
xmysqlnd.mempool_default_size | 16000 | `INI_ALL` |
xmysqlnd.net_read_timeout | 31536000 | `INI_SYSTEM` |
xmysqlnd.trace_alloc |  | `INI_SYSTEM` |

Here's a short explanation of the configuration directives.

`xmysqlnd.collect_memory_statistics` int

`xmysqlnd.collect_statistics` int

`xmysqlnd.debug` string

`xmysqlnd.mempool_default_size` int

`xmysqlnd.net_read_timeout` int

`xmysqlnd.trace_alloc` string