The SETSOURCE command enables you to identify one or more source databases for Integration Server to use with a load command.
SETSOURCE "DSN=PrimaryODBCdatasource;CODEPAGE=Codepage;UID=username; PWD=password[;][DSN=SecondaryODBCdatasource;CODEPAGE=Codepage; UID=username;PWD=password][;]...[DSN=SecondaryODBCdatasource; CODEPAGE=Codepage;UID=username;PWD=password]"
SETSOURCE "DSN=TBC;CODEPAGE=English_UnitedStates.Latin1@Binary;UID=TBC; PWD=Password;DSN=TBC2;CODEPAGE=English_UnitedStates.Latin1@Binary; UID=TBC;PWD=Password;DSN=TBC3; CODEPAGE=English_UnitedStates.Latin1@Binary;UID=TBC;PWD=Password"