This extension is
EXPERIMENTAL. The behaviour of this extension --
including the names of its functions and anything else documented
about this extension -- may change without notice in a future release of PHP.
Use this extension at your own risk.
PDO_DBLIB is a driver that implements the PHP
Data Objects (PDO) interface
to enable access from PHP to
Microsoft SQL Server and Sybase databases through the FreeTDS libary.
On Windows, you should use the PDO_ODBC
driver to connect to Microsoft SQL Server and Sybase databases, as the
native Windows DB-LIB is ancient, thread un-safe and no longer supported