Tutorials, guides, and insights for ABAP development.
An object-oriented walkthrough of SAP's BALI application log API: building logs in memory, persisting them with CL_BALI_LOG_DB, and the rollback difference between SAVE_LOG and SAVE_LOG_2ND_DB_CONNECTION.
ABAP Release 8.16 lets READ TABLE take a WHERE condition, collapsing the old LOOP AT ... WHERE. EXIT. ENDLOOP. pattern into a single statement.
Using CL_CDS_TEST_ENVIRONMENT to test logic inside CDS view entities (joins, CASE expressions, aggregations) without depending on real system data.
How CL_OSQL_TEST_ENVIRONMENT lets ABAP Unit tests redirect Open SQL to controlled test data without wrapping every SELECT behind a data access object.
ABAP has no native boolean type. Here is every workaround SAP introduced over the years, why boolc is broken, and what to use today.
An overview of ABAP's Runtime Type Services, covering type inspection with RTTI, dynamic type creation with RTTC, and the class hierarchy behind both.
CL_ABAP_PARALLEL replaces the aRFC pattern for parallel processing in ABAP, with a cleaner API and full ABAP Cloud support.
ABAP 7.57 adds STEP to LOOP AT, letting you iterate every nth row or reverse a table without auxiliary variables.
ABAP 7.58 finally lets you return a value directly from the RETURN statement. A tiny change that fixes a long-standing annoyance.
The ABAP debugger has a scripting interface that lets you automate breakpoints, modify variables, and log values across iterations.
ABAP CE 2602 introduces MERGE, a new top-level keyword that combines INSERT, UPDATE, and DELETE into a single statement.
How ABAP developers use ASSIGN with dynamic program names to access SAP internal data, and why that trick has a shelf life.
Every keyboard shortcut in Hammer, from editor basics to sidebar navigation and code commenting.
Using SE16S and SE16SL to search for a value across all tables in an SAP system.
Deeply nested code is hard to read, hard to test, and usually a sign that the method is doing too much.
Why an ABAP SELECT sometimes returns stale data and how to fix it with a buffer reset.