Symptom
After upgrading SAP IQ from IQ15.4 esd4 to IQ16 sp11 pl20, complex query performance degrades since it uses 4 times more temp dbspace.
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Environment
IQ 16 sp11 pl20+
Product
SAP IQ 16.0
Keywords
performance , join_preference , upgrade , KBA , BC-SYB-IQ , Sybase IQ , Problem
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