35 lines
1.1 KiB
C++
35 lines
1.1 KiB
C++
/*
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* Copyright 2015 Cloudius Systems
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*/
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#pragma once
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#include <map>
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#include <memory>
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#include "database_fwd.hh"
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#include "dht/i_partitioner.hh"
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#include "schema.hh"
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class frozen_mutation;
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class memtable {
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public:
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using partitions_type = std::map<dht::decorated_key, mutation_partition, dht::decorated_key::less_comparator>;
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private:
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schema_ptr _schema;
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partitions_type partitions;
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public:
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using const_mutation_partition_ptr = std::unique_ptr<const mutation_partition>;
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public:
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explicit memtable(schema_ptr schema);
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schema_ptr schema() const { return _schema; }
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mutation_partition& find_or_create_partition(const dht::decorated_key& key);
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mutation_partition& find_or_create_partition_slow(partition_key_view key);
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row& find_or_create_row_slow(const partition_key& partition_key, const clustering_key& clustering_key);
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const_mutation_partition_ptr find_partition(const dht::decorated_key& key) const;
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void apply(const mutation& m);
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void apply(const frozen_mutation& m);
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const partitions_type& all_partitions() const;
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bool empty() const { return partitions.empty(); }
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};
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