ABAP
ABAP Articles
ABAP programming, OOP, performance, and best practices
JSON Serialization in ABAP: The Complete Guide
How to serialize and deserialize JSON in modern ABAP using /UI2/CL_JSON, CALL TRANSFORMATION, and the sXML library. Includes performance benchmarks.
May 28, 2024·10 min read
ABAP Performance Tuning: Avoiding SELECT * and Nested Loops
The most common ABAP performance anti-patterns — SELECT *, nested SELECTs inside loops, missing buffering — explained with the correct alternative for each.
July 1, 2026·8 min read
ABAP Exception Handling Best Practices: Class-Based Exceptions
How to structure TRY/CATCH/CLEANUP blocks correctly, when to create your own exception classes, and why catching CX_ROOT everywhere is a mistake.
July 24, 2026·9 min read