Devart DB2 Source is a data flow component that makes data from DB2 available to other data flow components. It provides a convenient editor dialog box, which allows you to easily define which data to load.
To call the Devart DB2 Source Editor, double-click the Devart DB2 Source data flow object.

The Tables area allows you to view the existing DB2 tables, expand their nodes to view columns, and drag them from this area to the Query area.
button enables displaying all the objects of the selected connection; otherwise, only the objects of the default schema for the connection are displayed.
button updates the list of DB2 tables.The Query area is intended for creating a query to be executed against the DB2 database. You can drag the required DB2 tables and variables to this area, or write the query yourself.
button calls the Preview Data window that displays
the query execution result.