How does the SAP HANA architecture improve SAP S/4HANA system performance? Please choose the correct answer.

Question

Options

• ASAP HANA organizes data in line item tables and can aggregate data from these line item tables
• BSAP HANA allows you to build aggregate tables on top of aggregates and, in addition, special
• CSAP HANA makes extensive use of database indexes providing common access paths to data in
• DSAP HANA uses a structured hierarchical data model with a multitude of lean prebuilt aggregated

• A
  92% (22)
• C
  4% (1)
• D
  4% (1)

Explanation

Option A is correct because SAP HANA's in-memory, columnar architecture stores data at the most granular level (line items) and performs aggregations on-the-fly in real time, eliminating the need for pre-built summary tables that traditional SAP systems required.

Why the distractors are wrong:

• B describes the old approach - stacking aggregate tables on aggregates was a workaround in traditional systems (like SAP BW InfoCubes) precisely because live aggregation was too slow. HANA makes this unnecessary.
• C inverts the reality: heavy reliance on database indexes is a hallmark of traditional row-store databases. HANA's columnar, in-memory design dramatically reduces the need for indexes because column scans in memory are extremely fast.
• D describes a pre-HANA OLAP cube model (hierarchical, prebuilt aggregates). S/4HANA's core architectural improvement was eliminating this complexity, not perpetuating it.

Memory tip: Think of the acronym HANA = Has Aggregation Natively Available. The whole point of moving to S/4HANA was to drop the maintenance burden of pre-aggregated summary tables by letting the database compute aggregates live from raw line items.

No community discussion yet for this question.