CACHE INTERSYSTEMS ODBC DRIVER

For detailed information, see the Microsoft support site search on "file DSN". The fields are listed below and are required unless otherwise specified:. In most cases, this information is stored within a DSN, which has a logical name for use within the client application. The ODBC initialization file is used as follows:. Security Level must be set to

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This is meant merely as an example. This may be preferred in some cases because the vendor driver may take advantage of its knowledge of how the database works internally to optimize performance or enhance reliability. Using this information, the client driver connects to the specified database. If an operation does not finish within the specified time, it is automatically cancelled. The default for InterSystems is The InterSystems sample is called cacheodbc.

A popup window will display information on ping success or failure.

Caché ODBC Driver FAQ | InterSystems

The DSN may or may not include login credentials, which can also be stored in the database initialization file, or not stored at all. To use them, you can call odbcinst in the following ways:.

This example defines the following values:. The driver manager also performs any necessary tasks so that the client application can communicate with the client driver and, ultimately, the database server.

On Windows, it is a registry entry. For a particular vendor database, that vendor may offer its own version of the ODBC client driver for that platform. The details needed depend upon the database technology. This is a interxystems SSL configuration file.

For the default username, the password is SYS must be all upper case.

ODBC - InterSystems Programming Tools Index - InterSystems IRIS Data Platform

The ODBC query timeout setting specifies how long a client should wait for a specific operation to finish. An ODBC system has the following components:. In bit releases intersstems Windows, there are both bit and bit versions of the Data Source Administrator.

The allowed values are as follows:. If you are using an ODBC application that does not allow you to set the timeout value and the timeout value is too small, you can use the Disable Query Timeout option to disable timeouts. The initialization file can have any name, but, typically, it is called. Select the appropriate one to create DSNs for bit or bit drivers. Authentication Method must be set to 2. For example, this may include the server on which the database resides and the port to use when connecting to it.

Caché ODBC Driver FAQ

The ODBC query timeout setting specifies how long a client should wait for a specific operation to finish. Some ODBC applications, however, hard-code this value.

Name and Location of the Initialization File. If you are only using single-byte character set data, do not select this check box. A client application is linked to cacche ODBC driver manager, which accepts the calls. When selected, specifies the use of the current locale's decimal separator; not checking this sets the decimal separator in the process to a period ". The default for InterSystems is Specifies the username to be used by the ODBC connection.

A secure ODBC program prompts the user for this information and does not store it, in which case it does not appear in the initialization file at all. Defines all connection information directly in the connection string.

This file includes the following variables:.