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SAP Knowledge Base Article - PreviewSymptom
After upgrading SAP IQ from IQ15.4 esd7 to IQ16 sp03+, query performance with "union all" clause degrades significantly.
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Environment
IQ 16.1 SP03+
Product
SAP IQ 16.1
Keywords
performance , union all , KBA , BC-SYB-IQ , Sybase IQ , Bug Filed
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