Node Types 

Each node type performs a different function and various data can be maintained accordingly in the detailed view. For additional information on nodes and when to use certain node types, choose Extras ® Node legend on the DMEE: Create/Change Format Tree <format tree> screen.

Below is an overview of node types in the DME Engine and their use:



 Segment group

Used to group segments


Represents a record in the target file


Used to group elements


Represents a target field of the DME file


Describes the link from the file definition to the internal R/3 structures

 Technical node

Element that is not output to a target file; it stores values that are used in other tree nodes (elements, atoms) by a reference to this node