72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
/*
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* Copyright 2015 ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* Scylla is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Scylla is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <vector>
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#include "mutation.hh"
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#include "schema.hh"
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#include "canonical_mutation.hh"
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// Commutative representation of table schema
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class schema_mutations {
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mutation _columnfamilies;
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mutation _columns;
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public:
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schema_mutations(mutation columnfamilies, mutation columns)
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: _columnfamilies(std::move(columnfamilies))
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, _columns(std::move(columns))
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{ }
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schema_mutations(canonical_mutation columnfamilies, canonical_mutation columns);
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schema_mutations(schema_mutations&&) = default;
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schema_mutations& operator=(schema_mutations&&) = default;
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schema_mutations(const schema_mutations&) = default;
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schema_mutations& operator=(const schema_mutations&) = default;
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void copy_to(std::vector<mutation>& dst) const;
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const mutation& columnfamilies_mutation() const {
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return _columnfamilies;
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}
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const mutation& columns_mutation() const {
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return _columns;
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}
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canonical_mutation columnfamilies_canonical_mutation() const {
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return canonical_mutation(_columnfamilies);
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}
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canonical_mutation columns_canonical_mutation() const {
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return canonical_mutation(_columns);
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}
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table_schema_version digest() const;
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bool operator==(const schema_mutations&) const;
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bool operator!=(const schema_mutations&) const;
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// Returns true iff any mutations contain any live cells
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bool live() const;
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};
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