In SAP EDI stands for Electronic Data Interchange.As ALE, it is also used for exchanging business data between different systems. EDI requires IDoc Interface. The IDoc interface is made up of the definition of a data structure and the processing logic of this data structure. The data structure is the IDoc.In this article you will get some SAP EDI tutorials , pdf training guides to download, list of tables & transaction codes used for EDI. You use EDI if you want to exchange business application documents with an (external) partner system (for example, a customer or vendor). The SAP system sends EDI messages in IDoc format to an EDI subsystem, where they are converted to a universal EDI standard (UN/EDIFACT or ANSI/X12). This enables communication with non-SAP systems.Two partners are involved in the process in an EDI application scenario: The sender and the recipient of an EDI message.SAP EDI TablesHere is a list of some important tables used to store SAP EDI specific information.EDADM : EDI client-specific system parametersEDCPIC : EDI table of received IDocs from R/2EDIPOWHITELIST : Positive List for EDI File PortsEDPO1 : EDI table for partner profiles (outbound), level 1EDPO3 : EDI table for partner profiles (outbound), level 2EDPP1 : EDI Partner (general partner profiles – inb. and outb.)TBDME : ALE supplement data for EDI message typeTCEDP21 : EDI Partner Profile: Help Structure Table Control edp21TEDE1 : EDI process types (outbound)TEDE2 : EDI process types (inbound)TEDE5 : EDI Process codes for error handlingTEDS3 : EDI Status: Assignment to Sts Grps, Suitability f. ArchivingTEDST : SAP EDI Form routines for reading master dataEDIDC : Control record (IDoc)EDIDS : Status Record (IDoc)EDIFMT : IDoc: Text table for EDIFM (function module for file names) SAP EDI Transaction CodesList of some important tcodes used for SAP electronic data interchange.WEDI : EDI BasisWEL0 : Forward (inbound) (EDILOGADR)OYED : Conversion EDIS -> EDIRBALD : ALE DevelopmentOYEA : IDoc administrationBD97 : Assign RFC dest. to Logical SystemsWE02 : Display IDocBD20 to BD99 Tcodes.WE01 to WE87 TcodesWE21 : Port definitionCheck Idoc & Ale pages to view the details of more tcodes associated with EDI. SAP EDI PDF Training Guides & TutorialsIDoc Interface: EDI Application ScenariosElectronic Data Interchange / IDoc InterfaceSome Basic Questions & AnswersWhat is SAP EDI?EDI in SAP is used for transmitting business documents between a SAP system & external system like customers or vendors. It transmitting the data using intermediate documents called as IDocs.What is the full form of EDI?Full form EDI in SAP is Electronic Data Interchange.Which tcode is used for administration of EDI?We can use transaction code WEDI for EDI administration.