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Merge pull request #35980 from ucasfl/thread_num

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parallel reading files for FileLog Engine
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Kseniia Sumarokova 2022-04-06 15:05:41 +02:00 committed by GitHub
commit 2aa3d32887
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src/Storages/FileLog/StorageFileLog.cpp
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@ -723,6 +723,7 @@ bool StorageFileLog::streamToViews()
size_t rows = 0;
{
block_io.pipeline.complete(std::move(input));
block_io.pipeline.setNumThreads(max_streams_number);
block_io.pipeline.setProgressCallback([&](const Progress & progress) { rows += progress.read_rows.load(); });
CompletedPipelineExecutor executor(block_io.pipeline);
executor.execute();