SAP Knowledge Base Article - Preview

2304441 - Poor plan chosen for query involving proxy table - SAP ASE

Symptom

Found badly performing query plan, when:

  • A query involved proxy table(s)
  • With parallelism disabled: ‘max parallel degree’ = 1
  • With optimizer outputs showing high values for 'scan count' and 'logical read'


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Environment

SAP Adaptive Server Enterprise (ASE) 15.7

Product

SAP Adaptive Server Enterprise 15.7

Keywords

sybase , CIS, "Component Intergration Services" , parallel , "proxy table" , "bad performance" , "bad plan" , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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