SAP Knowledge Base Article - Preview

3773987 - Continuous delta merge on a table causes system slowness in SAP HANA

Symptom

  • A delta merge is continuously running on a table.
  • This causes significant system slowness.
  • Optimizer compression may take a long time and further affect performance.


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Environment

  • SAP HANA, platform edition 2.0

Product

SAP HANA, platform edition 2.0

Keywords

delta merge, CRMD_ORDER_INDEX, hana performance, column store, system slowness, partitions, hash partitioning, range partitioning, hot cold data, archiving, data management, long running merge, delta storage optimization, off-peak scheduling, hdbkpic , KBA , HAN-DB-ENG , SAP HANA DB Engines , HAN-DB-PERF , SAP HANA Database Performance , HAN-DB , SAP HANA Database , Problem

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