SAP Knowledge Base Article - Preview

2305294 - query using merge_join takes too long - SAP ASE

Symptom

  • Query finishes in minutes when using allrows_oltp optimization goal
  • Same query using allrows_dss never finish.
  • Differences between the two plans : allrows_dss uses merge_join and different join order.

 


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Environment

  • SAP Adaptive Server Enterprise (ASE)
  • Dataserver

Product

SAP Adaptive Server Enterprise 15.7

Keywords

merge_join, allrows_oltp, allrows_dss, CR787606, CR#787606, 787606   , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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