19a76a82e8
This patch allows a view schema to be frozen. To unfreeze such a schema, we add an is_view attribute to the schema idl. Signed-off-by: Duarte Nunes <duarte@scylladb.com>
74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
/*
|
|
* Copyright 2015 ScyllaDB
|
|
*/
|
|
|
|
/*
|
|
* This file is part of Scylla.
|
|
*
|
|
* Scylla is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* Scylla is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <vector>
|
|
#include "mutation.hh"
|
|
#include "schema.hh"
|
|
#include "canonical_mutation.hh"
|
|
|
|
// Commutative representation of table schema
|
|
class schema_mutations {
|
|
mutation _columnfamilies;
|
|
mutation _columns;
|
|
public:
|
|
schema_mutations(mutation columnfamilies, mutation columns)
|
|
: _columnfamilies(std::move(columnfamilies))
|
|
, _columns(std::move(columns))
|
|
{ }
|
|
schema_mutations(canonical_mutation columnfamilies, canonical_mutation columns, bool is_view);
|
|
|
|
schema_mutations(schema_mutations&&) = default;
|
|
schema_mutations& operator=(schema_mutations&&) = default;
|
|
schema_mutations(const schema_mutations&) = default;
|
|
schema_mutations& operator=(const schema_mutations&) = default;
|
|
|
|
void copy_to(std::vector<mutation>& dst) const;
|
|
|
|
const mutation& columnfamilies_mutation() const {
|
|
return _columnfamilies;
|
|
}
|
|
|
|
const mutation& columns_mutation() const {
|
|
return _columns;
|
|
}
|
|
|
|
canonical_mutation columnfamilies_canonical_mutation() const {
|
|
return canonical_mutation(_columnfamilies);
|
|
}
|
|
|
|
canonical_mutation columns_canonical_mutation() const {
|
|
return canonical_mutation(_columns);
|
|
}
|
|
|
|
bool is_view() const;
|
|
|
|
table_schema_version digest() const;
|
|
|
|
bool operator==(const schema_mutations&) const;
|
|
bool operator!=(const schema_mutations&) const;
|
|
|
|
// Returns true iff any mutations contain any live cells
|
|
bool live() const;
|
|
};
|
|
|