ODBC Driver for Oracle OCI

Build 20.0.7654

Windows DSN Configuration

Using the Microsoft ODBC Data Source Administrator

You can use the Microsoft ODBC Data Source Administrator to edit the DSN configuration. Note that the DSN is created during the installation process.

Complete the following steps to edit the DSN configuration:

  1. Select Start > Search, and enter ODBC Data Sources in the Search box.
  2. Choose the version of the ODBC Administrator that corresponds to the bitness of your application (32-bit or 64-bit).
  3. Click the System DSN tab.
  4. Select the system data source and click Configure.
  5. Edit the information on the Connection tab and click OK.

Note: For .NET Framework 4.0, the driver distributes Microsoft Visual C++ 2017 Redistributable. For .NET Framework 3.5, the driver distributes Microsoft Visual C++ 2008 Redistributable.

Before you Connect

To connect to Oracle, you'll first need to update the appropriate environment variable and ensure it contains a folder location that includes the Oracle OCI Library assemblies, which are shipped alongside the driver. The correct environmenet varaible depends upon your platform:

  • Windows: The native libraries should be on your PATH.
  • Mac: The native libraries should be on your DYLIB_LIBRARY_PATH.
  • Linux: The native libraries should be on your LD_LIBRARY_PATH.

These native libraries can be found in the lib folder inside the installation directory of the driver.

Connecting to Oracle OCI

Once you have added the appropriate libraries to your PATH, set the following to connect:

  • Port: The port used to connect to the server hosting the Oracle database.
  • User: The user Id provided for authentication with the Oracle database.
  • Password: The password provided for authentication with the Oracle database.
  • Service Name: The service name of the Oracle database.

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Build 20.0.7654