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PHP PDO_IBM DSN

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PDO_IBM DSN

(PECL PDO_IBM >= 0.9.0)

PDO_IBM DSN — Connecting to IBM databases

Description

The PDO_IBM Data Source Name (DSN) is based on the IBM CLI DSN. The major components of the PDO_IBM DSN are:

DSN prefix

The DSN prefix is ibm:.

DSN

The DSN can be any of the following:

  • a) Data source setup using db2cli.ini or odbc.ini

  • b) Catalogued database name i.e. database alias in the DB2 client catalog

  • c) Complete connection string in the following format: DRIVER={IBM DB2 ODBC DRIVER};DATABASE=database;HOSTNAME=hostname;PORT=port;PROTOCOL=TCPIP;UID=username;PWD=password; where the parameters represent the following values:

    database

    The name of the database.

    hostname

    The hostname or IP address of the database server.

    port

    The TCP/IP port on which the database is listening for requests.

    username

    The username with which you are connecting to the database.

    password

    The password with which you are connecting to the database.

Examples

Example #1 PDO_IBM DSN example using db2cli.ini

The following example shows a PDO_IBM DSN for connecting to an DB2 database cataloged as DB2_9 in db2cli.ini: 

$db = new PDO("ibm:DSN=DB2_9", "", "");

[DB2_9]
Database=testdb
Protocol=tcpip
Hostname=11.22.33.444
Servicename=56789

Example #2 PDO_IBM DSN example using a connection string

The following example shows a PDO_IBM DSN for connecting to an DB2 database named testdb using the DB2 CLI connection string syntax. 

$db = new PDO("ibm:DRIVER={IBM DB2 ODBC DRIVER};DATABASE=testdb;" .
  "HOSTNAME=11.22.33.444;PORT=56789;PROTOCOL=TCPIP;", "testuser", "tespass");