nonstop-qfchen commented on a change in pull request #1856: [TRAFODION-3325]
Pass down index hints for non-VEG equality predicates
URL: https://github.com/apache/trafodion/pull/1856#discussion_r324252060
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File path: core/sql/optimizer/RelExpr.cpp
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@@ -1434,6 +1449,44 @@ void RelExpr::pushdownCoveredExpr(const ValueIdSet &
outputExpr,
computeValuesReqdForPredicates(predicatesOnParent,
exprToEvalOnParent);
Review comment:
I wonder if we subtract those push-down non-VEG equality predicates from the
predicates to be evaluated on the parent.
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