SAP Knowledge Base Article - Preview

3234071 - Query fails with stack trace on Prepare_T2_Mapping(df_Heap.h) - SAP IQ

Symptom

Queries may fail with the following stack trace after upgrading to SAP IQ 16.1 SP05.
The problem reproduces when strings of different lengths are used as join keys.

Non-Fatal IQ Internal Error Detected
df_Heap.h

dfjo_NestedLoop::Prepare_T2_Mapping
dfjo_NestedLoop::PrePrepare
dfo_Join::PrePrepare
dfo::RecursivePrePrepare
dfo::RecursivePrePrepare
dfo::RecursivePrePrepare
dfo_Root::Prepare
st_cursorIQtoSA::Prepare
df_OpenCursor::Prepare
st_command::DoCmdThroughResourceGate
st_iqdml::OpenCursor
UIQDML_OpenCursor


Read more...

Environment

  • SAP IQ 16.1 SP05 and higher 

Product

SAP IQ 16.1

Keywords

IQ, 16.1, SP05, NestedLoop, Prepare_T2_Mapping, varchar, select, stacktrace, CR826996, join , KBA , BC-SYB-IQ , Sybase IQ , Known Error

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP for Me (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.