Fix traverse.

f39ad1f7 · Nikolai Kochetov · 904647f0 · f39ad1f7
隐藏空白更改
内联并排

Showing with 1 addition and 1 deletion

dbms/src/Processors/Executors/traverse.h dbms/src/Processors/Executors/traverse.h +1 -1

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--- a/dbms/src/Processors/Executors/traverse.h
+++ b/dbms/src/Processors/Executors/traverse.h
@@ -18,7 +18,7 @@ void traverse(IProcessor & processor, Visit && visit)

    if (status == IProcessor::Status::NeedData)
        for (auto & input : processor.getInputs())
-            if (input.isNeeded())
+            if (input.isNeeded() && !input.hasData())
                traverse(input.getOutputPort().getProcessor(), std::forward<Visit>(visit));

    if (status == IProcessor::Status::PortFull)