SAP Knowledge Base Article - Preview

3200025 - SQL query SELECT DISTINCT with IN list and ORDER BY is slow when parameter 'enable deferred parallel'=1

Symptom

  1. Parallelism is configured on the ASE.
  2. Parameter 'enable deferred parallel'=1.
  3. SQL query SELECT DISTINCT with IN list and ORDER BY is slow. Message 'Optimized using Deferred Parallel Mode' in suboptimal showplan output. 


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Environment

SAP Adaptive Server Enterprise (ASE)

Product

SAP Adaptive Server Enterprise 16.0

Keywords

826568, CR 826568, enable deferred parallel, Optimized using Deferred Parallel Mode , KBA , BC-DB-SYB , Business Suite on Adaptive Server Enterprise , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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