The behaviour of these functions is affected by settings in php.ini.
The following table lists the configuration options available in the SQLSRV extension. For more information about these options, see » Handling SQLSRV Warnings and Errors.
| Name | Default | Changeable | Changelog | 
|---|---|---|---|
| sqlsrv.WarningsReturnAsErrors | 1 ( TRUE) | PHP_INI_ALL | Available since SQLSRV 1.0 | 
| sqlsrv.LogSubsystems | 0 | PHP_INI_ALL | Available since SQLSRV 1.0 | 
| sqlsrv.LogSeverity | 1 | PHP_INI_ALL | Available since SQLSRV 1.0 |