How to: Add a Component to a Data Flow
Data flow components are sources, destinations, and transformations in a data flow. Before you can add components to a data flow, the control flow in the package must include a Data Flow task.
To add a component to a data flow
In Business Intelligence Development Studio, open the Integration Services project that contains the package you want.
In Solution Explorer, double-click the package to open it.
Click the Control Flow tab, and then double-click the Data Flow task that contains the data flow to which you want to add a component.
In the Toolbox, expand Data Flow Sources, Data Flow Transformations, or Data Flow Destinations, and then drag a data flow item to the design surface of the Data Flow tab.
To save the updated package, click Save Selected Items on the File menu.