50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
#pragma once
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#include "storage/type_group_edge.hpp"
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#include "storage/type_group_vertex.hpp"
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#include "storage/garbage/garbage.hpp"
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#include "storage/graph.hpp"
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#include "transactions/engine.hpp"
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class Indexes;
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class Snapshoter;
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class Db
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{
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public:
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using sptr = std::shared_ptr<Db>;
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Db();
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Db(const std::string &name);
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// Loads newest snapshot
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Db(const std::string &name, Snapshoter &snap);
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Db(const Db &db) = delete;
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Graph graph;
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tx::Engine tx_engine;
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Garbage garbage;
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std::string const &name() const;
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Indexes indexes();
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// INDEXES
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// TG - type group
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// I - type of function I:const tx::Transaction& ->
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// std::unique_ptr<IndexBase<TypeGroupVertex,std::nullptr_t>>
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// G - type of collection (verrtex/edge)
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// TODO: Currently only one index at a time can be created.
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template <class TG, class I, class G>
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bool create_index_on_vertex_property_family(const char *name, G &coll,
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I &create_index);
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// Removes index IndexHolder. True if there was index to remove.
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template <class TG, class K>
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bool remove_index(IndexHolder<TG, K> &ih);
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private:
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std::string name_;
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};
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