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#pragma once
#include <Processors/TTL/ITTLAlgorithm.h>
namespace DB
{
enum class TTLUpdateField
{
COLUMNS_TTL,
TABLE_TTL,
ROWS_WHERE_TTL,
MOVES_TTL,
RECOMPRESSION_TTL,
GROUP_BY_TTL,
};
/// Calculates new ttl_info and does nothing with data.
class TTLUpdateInfoAlgorithm : public ITTLAlgorithm
{
public:
TTLUpdateInfoAlgorithm(
const TTLDescription & description_,
const TTLUpdateField ttl_update_field_,
const String ttl_update_key_,
const TTLInfo & old_ttl_info_,
time_t current_time_, bool force_
);
void execute(Block & block) override;
void finalize(const MutableDataPartPtr & data_part) const override;
private:
const TTLUpdateField ttl_update_field;
const String ttl_update_key;
};
}
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