2207711 - Performance issue may be encountered when upgrading from ASE 15.0.2 to ASE 15.7. | SAP Knowledge Base Article

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2207711 - Performance issue may be encountered when upgrading from ASE 15.0.2 to ASE 15.7.

Symptom

  • After upgrading from ASE 15.0.2 to ASE 15.7, an sql statement was running slowly.
  • The same sql statement executed for 30 seconds on ASE 15.0.2 but it would take about 5 minutes on ASE 15.7.
  • The sql has Nested loop joins, IsNull and Distinct

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Environment

  • SAP Adaptive Server Enterprise (ASE) 15.0.2
  • SAP Adaptive Server Enterprise (ASE) 15.7

 

Product

SAP Adaptive Server Enterprise 15.7

Keywords

optimizer, showplan , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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