ccoffline commented on issue #4772:
URL:
https://github.com/apache/incubator-doris/issues/4772#issuecomment-716976794
> I forget to submit a PR to the Github master branch.
> You could change the code to, and submit a PR.
>
> ```
> if (analyzer.hasEmptyResultSet()) {
> List<TupleId> scanTupleIds = root.getAllScanTupleIds();
> PlanNode node = createEmptyNode(stmt, analyzer);
> // Ensure result exprs will be substituted by right outputSmap
> node.setOutputSmap(root.outputSmap);
>
> // Must and could only remove the scanNode that the tuple id
is same with EmptyNode,
> // otherwise we will get NPE in
Coordinator::computeScanRangeAssignment
> scanNodes.removeIf(scanNode ->
scanTupleIds.contains(scanNode.getTupleIds().get(0)));
> // Currently, getMaterializedTupleIds for AnalyticEvalNode is
wrong,
> // So we explicitly add AnalyticEvalNode tuple ids to
EmptySetNode
> if (root instanceof AnalyticEvalNode) {
> node.getTupleIds().addAll(root.tupleIds);
> }
> return node;
> }
> ```
I can't find method `getAllScanTupleIds` in `PlanNode root`
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