ClickHouse/dbms/include/DB/Storages/MergeTree/MergeTreeBlockOutputStream.h

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#pragma once
#include <DB/Storages/StorageMergeTree.h>
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#include <iomanip>
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namespace DB
{
class MergeTreeBlockOutputStream : public IBlockOutputStream
{
public:
MergeTreeBlockOutputStream(StorageMergeTree & storage_)
: storage(storage_) {}
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void write(const Block & block)
{
auto part_blocks = storage.writer.splitBlockIntoParts(block);
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for (auto & current_block : part_blocks)
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{
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storage.data.delayInsertIfNeeded();
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UInt64 temp_index = storage.increment.get();
MergeTreeData::MutableDataPartPtr part = storage.writer.writeTempPart(current_block, temp_index);
storage.data.renameTempPartAndAdd(part, &storage.increment);
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storage.merge_task_handle->wake();
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}
}
private:
StorageMergeTree & storage;
};
}