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https://github.com/ClickHouse/ClickHouse.git
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82a361d0e9
* Show error to client if query was killed
* Kill exception v2
* Use kill
* fix
* wip
* fix
* fxi
* try fix
* Revert "try fix"
This reverts commit eb76e4c040.
* QUERY_WASCANCELLED
* Fxi all cancel()
* fix
42 lines
847 B
C++
42 lines
847 B
C++
#include <Columns/ColumnsNumber.h>
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#include <DataStreams/MergingAggregatedBlockInputStream.h>
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namespace DB
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{
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Block MergingAggregatedBlockInputStream::getHeader() const
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{
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return aggregator.getHeader(final);
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}
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Block MergingAggregatedBlockInputStream::readImpl()
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{
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if (!executed)
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{
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executed = true;
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AggregatedDataVariants data_variants;
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Aggregator::CancellationHook hook = [&]() { return this->isCancelled(); };
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aggregator.setCancellationHook(hook);
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aggregator.mergeStream(children.back(), data_variants, max_threads);
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blocks = aggregator.convertToBlocks(data_variants, final, max_threads);
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it = blocks.begin();
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}
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Block res;
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if (isCancelledOrThrowIfKilled() || it == blocks.end())
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return res;
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res = std::move(*it);
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++it;
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return res;
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}
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}
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