What is an IDOC Structure in SAP.

IDOC Structure.

  

Each IDOC has 3 records I.             Control Record:

Ø  It contains IDOC type & Message type information, Partner information such as partner system number, Port number of the sender & receiver system.

Ø  It is also contain technical & address information of sender & recipients.

 

     II.      Data Record:

Ø  These are collection of segments. The data record of an IDOC contains segment.

Ø  Segment is collection of fields which can be distributed the data between the systems.

 

III.         Status record:

Ø  It contains the status of the processed IDOC to know where an IDOC has been successful/failed.

Ø  The standard table EDIDC contains an IDOC information such as control records, different statuses etc.

  Note:

Ø  The Sender/Source system is also called as ‘Outbound system’.

Ø  The Receiver/Target system is also called as ‘Inbound system’.

Ø  The T-code ‘WE30’ is used to maintain different types of IDOC’s such as Basic IDOC, Extended IDOC.

Ø  The T-codes WE02/WE05 are used to list out the generated IDOC’s.

Ø  The T-code ‘WE19’ is used to test/check the IDOC.

Custom Segments:

Ø  The custom segments are starts with Z*/Y* & they are maintained by technical & functional consultants

Standard Segment:

Ø  These are system provided segments

Ø  The T-code : WE31 is used to maintain the segments

 

Message Types:

Ø  These are identifiers of the application data to be distributed between the systems

Ø  The T-code WE81 is used to create & WE82 is to assign the message types to the IDOC (Data carrier)

Ø  The standard table EDIDC contains all available message type

System provided standard message types?

Message Type	Description
MATMAS	Material Master
DEBMAS	Customer Master
CREMAS	Vendor Master

 

Partner Profiles:

Ø  These are used to maintain the partner system details with which data to be distributed such as partner number, Partner type & Message type of outbound parameters. Ø The T-code WE20 is used to maintain partner profiles

Ports:

Ø  These are used to specify the way in which data to be distributed through an IDOC

Ø  The system generates one unique port number

Ø  The T-code WE21 is used to maintain ports for IDOC process

Customer Distribution Model:

Ø  It is used to define data distribution model to exchange the messages between two logical systems (SAP – SAP/SAP – non SAP)

Ø  The T-code BD64 is used to define/maintain customer distribution model

Process codes;

Ø  It is used to identify type of the data to be distributed through an IDOC interface.

Ø  The T-code WE41/WE42 is used to work with the process code