PDO_DBLIB DSN

(PECL PDO_DBLIB >= 0.9.0)

PDO_DBLIB DSN — Connecting to Microsoft SQL Server and Sybase databases

说明

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 Sybase ct-lib libraries, mssql: if PDO_DBLIB was linked against the Microsoft SQL Server libraries, or dblib: if PDO_DBLIB was linked against the FreeTDS libraries.

host

The hostname on which the database server resides. Defaults to 127.0.0.1.

dbname

The name of the database.

charset

The client character set.

appname

The application name (used in sysprocesses). Defaults to "PHP Generic DB-lib" or "PHP freetds".

secure

Currently unused.

范例

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