be/src/olap/cold_data_compaction.h

// Licensed to the Apache Software Foundation (ASF) under one
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// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
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// specific language governing permissions and limitations
// under the License.

#pragma once

#include <string>

#include "common/status.h"
#include "io/io_common.h"
#include "olap/compaction.h"

namespace doris {

class ColdDataCompaction final : public CompactionMixin {
public:
    ColdDataCompaction(StorageEngine& engine, const TabletSharedPtr& tablet);
    ~ColdDataCompaction() override;

    Status prepare_compact() override;
    Status execute_compact() override;

private:
    std::string_view compaction_name() const override { return "cold data compaction"; }
    ReaderType compaction_type() const override { return ReaderType::READER_COLD_DATA_COMPACTION; }

    Status construct_output_rowset_writer(RowsetWriterContext& ctx) override;

    Status pick_rowsets_to_compact();

    Status modify_rowsets() override;
};

} // namespace doris