Php/docs/ref.pdo-dblib.connection

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PDO_DBLIB DSN

(PECL PDO_DBLIB >= 0.9.0)

PDO_DBLIB DSNConnecting 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