SAP S/4HANA Administration · ABAP Development & Data Dictionary

A SELECT runs without dumping but you suspect it found nothing. Which system variable tells you, and how do SY-SUBRC and SY-DBCNT differ?

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More in ABAP Development & Data Dictionary

An internal table is read repeatedly by full unique key in a hot loop. Which of the three internal-table types fits, and why is SORTing a standard table the wrong fix?

A new S/4HANA developer can log into SAP GUI but cannot find ADT anywhere on the server. Why, and what has to happen?

A developer skips the enqueue call but the UPDATE still works in testing. Why is SAP locking like a red traffic light, and what is the real risk?

You inherit old custom code that still defines matchcodes for F4 help. What does that tell you about the code, and what should you NOT do with it?

A developer asks why they cannot maintain a CDS view in the classic ABAP Workbench inside SAP GUI. What is the constraint, and what does it force you to provision?

Why do core data services (CDS) benefit S/4HANA specifically, rather than being just a fancier view definition?

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