Namespaces The namespace for the DB2 data provider is DDTek.DB2. When connecting to the DB2 database, you use the DB2Connection and DB2Command objects in the DDTek.DB2 namespace. The namespace for the Common assembly is DDTek.Data.Common. The Common assembly contains features that apply to all of the DataDirect Connect for ADO.NET data providers, such as support for bulk load. The following code fragments show how to include the namespace for the DB2 data provider in your applications. C# // Access DB2 Database using System.Data; using DDTek.DB2;