Php/docs/ref.pdo-dblib.connection
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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, ordblib:
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