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41 lines
795 B
C++
41 lines
795 B
C++
#pragma once
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#include "config_formats.h"
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#include <DataStreams/IBlockInputStream.h>
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#include <Processors/Chunk.h>
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#include <Processors/Formats/IInputFormat.h>
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#if USE_ORC
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#include "arrow/adapters/orc/adapter.h"
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#include "arrow/io/interfaces.h"
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namespace DB
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{
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class Context;
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class ORCBlockInputFormat: public IInputFormat
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{
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public:
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ORCBlockInputFormat(ReadBuffer & in_, Block header_);
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String getName() const override { return "ORCBlockInputFormat"; }
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void resetParser() override;
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protected:
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Chunk generate() override;
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private:
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// TODO: check that this class implements every part of its parent
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std::unique_ptr<arrow::adapters::orc::ORCFileReader> file_reader;
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std::string file_data;
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int row_group_total = 0;
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int row_group_current = 0;
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};
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}
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#endif
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