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2421401 - Tableau query hangs IQ -- SAP IQ

Symptom

Complex Tableau query with:

  • nested case statements in projection list
  • group by list causes
  • timeout for new connections 
  • extreme slowness for existing connections

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Environment

SAP IQ 16.0

Product

SAP IQ 16.0 ; SAP Sybase IQ 15.4

Keywords

Tableau , nested , AddColumnToTable , FindColumnExpr , FindColumnOrVariable , MakeExpr , MakeDotExpr , BuildQueryExpr , AnnotateSelect , ParseSupport::Annotate , AnnotateCtrl::AnnotateParseTree , KBA , BC-SYB-IQ , Sybase IQ , Bug Filed

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