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2510244 - IQ Abort with "df_Heap::GenerateDFEColumn" - SAP IQ

Symptom

IQ Abort when running a query including a very complex view with stacktrace below.

**************************************************
*** SAP IQ Abort:
*** From: stcxtlib/st_server.cxx:1926
*** PID: 27460
*** Message: caught signal 11, program abort
*** Thread: 140174020253440 (TID: 4)
**************************************************
...
===== Thread Number 140174020253440 (IQ connID: 0000132269) =====
 ...
 df_Heap::GenerateDFEColumn
 df_Heap::GenerateDF
 df_Heap::GenerateCase
 df_Heap::GenerateDF
 df_Heap::GenerateFunction
 ...
 df_Heap::GenComparesDFP
 df_Heap::GenerateDF
 opt_QueryTree::AttachQueryNodesRestrictions
 opt_QueryTree::CreateNextQueryNode
 opt_QueryTree::CreateNextQueryNode
 opt_QueryTree::CreateQueryTree
 opt_QueryExp::GenerateDFEs
 opt_Union::GenerateDFEs
 opt_Select::GenerateSubQueryDFEs
 opt_Select::GenerateDFEs
 opt_Select::GenerateSubQueryDFEs
 opt_Select::GenerateDFEs
 opt_Driver::GenerateTree
 df_OpenCursor::Parse()
 st_command::DoCmdThroughResourceGate()
 st_iqdml::OpenCursor
 UIQDML_OpenCursor
 st_SAIQInterfaceInfo::callFunction()
 st_SAIQInterface::RunIQFunc(st_SAIQInterfaceInfo*)
 st_SAIQInterface::Execute
 saint_iqthresholddml::OpenCursor
 df_OmniRowScan::Restart
 dfo_Scan::DoFetch
 dfo_Scan::DoFirstFetch
 dfo_Base::Fetch
 dfo_Root::DoFetch
 dfo_Root::DoFirstFetch


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Environment

SAP IQ 16 SP 11 PL 06 and later

Product

SAP IQ 16.0

Keywords

CR809854, CR#809854, 809854, df_Heap, GenerateDFEColumn, GenerateDF, GenerateCase, stacktrace, stktrc , stack trace , KBA , BC-SYB-IQ , Sybase IQ , Bug Filed

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