SAP Knowledge Base Article - Preview

3497108 - Suboptimal query plan with table scan to access big table for a join query - SAP ASE

Symptom

  • ASE Optimizer picks up suboptimal query plan using table scan to access a big data row locked table for a join query and the query response time becomes larger than expected even though the big table has some nonclustered indexes.


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Environment

  • SAP Adaptive Server Enterprise (ASE) 16.0 SP03 and above

Product

SAP Adaptive Server Enterprise 16.0

Keywords

829617, CR 829617, table scan, suboptimal query plan, concurrency_opt_threshold , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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