1. Download the driver for the language you are developing in: JDBC for Java, ADO.NET for .NET languages such as C#, DB-API for Python, or ODBC for C++.
2. Gather the connection information for the InterSystems IRIS target you want to connect to.
- For the connection information for an InterSystems IRIS cloud service, such as [IRIS Cloud SQL](https://docs.intersystems.com/components/csp/docbook/DocBook.UI.Page.cls?KEY=PAGE_iriscloudsql), refer to the deployment’s Overview page in the cloud services portal.
- For detailed information about the connection information for InterSystems IRIS clusters and instances on various platforms, see [InterSystems IRIS Connection Information](https://docs.intersystems.com/irislatest/csp/docbook/DocBook.UI.Page.cls?KEY=AB_idesetup#AB_idesetup_info).
3. Install the driver and add the needed code to your application. For instructions, consult these learning materials: