Reference hub
This reference hub is the lookup layer of the SAP course, the authoritative detail on transaction codes, tables, function modules, classes, BAPIs, IDocs and more, for when you know the concept and just need the specifics. Think of it as SAP’s MDN.
SAP is vast; no one memorises it all.
- Learn a concept in its lesson, then come here (or to the linked detail pages) to confirm the exact TCode, table field, or API.
- Transaction codes (TCodes) and what they do.
- Tables and their key fields and relationships.
- Watch out: Reading reference like a tutorial, learn the concept first.
What the reference covers
- Transaction codes (TCodes) and what they do.
- Tables and their key fields and relationships.
- Function modules, classes, methods, BAPIs.
- Data elements, domains, IDocs, messages, CDS views.
How to use it
Learn a concept in its lesson, then come here (or to the linked detail pages) to confirm the exact TCode, table field, or API. In-system reference tools (SE11 for tables, SE37 for function modules, the BAPI Explorer, WE60 for IDocs) complement these pages.
Why a reference matters
SAP is vast; no one memorises it all. Knowing where to look up the precise detail, and understanding what you find, is a core professional skill and a huge SEO opportunity, because practitioners search for these specifics constantly.
Common pitfalls
- Reading reference like a tutorial, learn the concept first.
- Not using in-system reference tools.
- Trusting memory over lookup for exact details.