Github user prashanth-vasudev commented on a diff in the pull request: https://github.com/apache/incubator-trafodion/pull/815#discussion_r86497624 --- Diff: core/sql/executor/ex_sort.cpp --- @@ -183,6 +212,11 @@ ExSortTcb::ExSortTcb(const ExSortTdb & sort_tdb, processedInputs_ = qparent_.down->getTailIndex(); workAtp_ = allocateAtp(sort_tdb.workCriDesc_, space); workAtp_->getTupp(2) = new(space) tupp_descriptor(); + + //buffer pools are allocated in SORT_PREP work phase. + topNSortPool_ = NULL; + regularSortPool_ = NULL; + partialSortPool_ = NULL; --- End diff -- I will make this change. ReceivePool_ and sortPool_ are assigned a value always during sort prep step. But assigning to null is safe in case of error scenarios.
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