# PDO_DBLIB DSN

(No version information available, might be only in CVS)

PDO_DBLIB DSN — Connecting to Microsoft SQL Server and Sybase databases

### Description

The PDO_DBLIB Data Source Name (DSN) is composed of the following elements:

DSN prefix

  The DSN prefix is `sybase:` if PDO_DBLIB was linked against the FreeTDS libraries, `mssql:` if PDO_DBLIB was linked against the Microsoft SQL Server libraries, or `dblib:` if linked against any other variety of DB-lib.

`host`

  The hostname on which the database server resides.

`dbname`

  The name of the database.

### Examples

Example#1 PDO_DBLIB DSN examples

The following examples show a PDO_DBLIB DSN for connecting to Microsoft SQL Server and Sybase databases:

    mssql:host=localhost;dbname=testdb
    sybase:host=localhost;dbname=testdb
    dblib:host=localhost;dbname=testdb