The DB2 .NET Data Provider now supports the use of concurrent active data readers. This means that you can concurrently access data from multiple DB2DataReader instances that use the same DB2Connection instance. Each DB2DataReader instance must be associated with its own DB2Command instance. In order to use the associated DB2Command instance for any other purpose, you must explicitly call the DB2DataReader.Close method.
There is an additional keyword for the DB2Connection.ConnectionString property: