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Code Issues

Fixed CORE-4798: Regression: MIN/MAX with a join ignores possible index navigation.

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dimitr 2015-05-31 19:23:09 +00:00
parent f58768ab3d
commit 70f16f1c9c
1 changed files with 2 additions and 0 deletions
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src/jrd/RecordSourceNodes.cpp
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@ -1506,6 +1506,8 @@ RecordSource* AggregateSourceNode::generate(thread_db* tdbb, OptimizerBlk* opt,
aggregate->descending.add(aggNode->aggInfo.blr == blr_agg_max); aggregate->descending.add(aggNode->aggInfo.blr == blr_agg_max);
// 10-Aug-2004. Nickolay Samofatov - Unneeded nulls seem to be skipped somehow. // 10-Aug-2004. Nickolay Samofatov - Unneeded nulls seem to be skipped somehow.
aggregate->nullOrder.add(rse_nulls_default); aggregate->nullOrder.add(rse_nulls_default);
rse->flags |= RseNode::FLAG_OPT_FIRST_ROWS;
} }
RecordSource* const nextRsb = OPT_compile(tdbb, csb, rse, &deliverStack); RecordSource* const nextRsb = OPT_compile(tdbb, csb, rse, &deliverStack);