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Fix traverse.

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This commit is contained in:
Nikolai Kochetov 2019-02-05 16:30:59 +03:00
parent 904647f02e
commit f39ad1f79a
1 changed files with 1 additions and 1 deletions
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2
dbms/src/Processors/Executors/traverse.h
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@ -18,7 +18,7 @@ void traverse(IProcessor & processor, Visit && visit)
if (status == IProcessor::Status::NeedData) if (status == IProcessor::Status::NeedData)
for (auto & input : processor.getInputs()) for (auto & input : processor.getInputs())
if (input.isNeeded()) if (input.isNeeded() && !input.hasData())
traverse(input.getOutputPort().getProcessor(), std::forward<Visit>(visit)); traverse(input.getOutputPort().getProcessor(), std::forward<Visit>(visit));
if (status == IProcessor::Status::PortFull) if (status == IProcessor::Status::PortFull)