Files
scylladb/schema_mutations.cc
Paweł Dziepak 8e7a2fa557 schema_mutations: drop old serializers
Signed-off-by: Paweł Dziepak <pdziepak@scylladb.com>
2016-02-19 23:12:00 +00:00

57 lines
1.9 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/>.
*/
#include "schema_mutations.hh"
#include "canonical_mutation.hh"
#include "db/schema_tables.hh"
#include "md5_hasher.hh"
schema_mutations::schema_mutations(canonical_mutation columnfamilies, canonical_mutation columns)
: _columnfamilies(columnfamilies.to_mutation(db::schema_tables::columnfamilies()))
, _columns(columns.to_mutation(db::schema_tables::columns()))
{
}
void schema_mutations::copy_to(std::vector<mutation>& dst) const {
dst.push_back(_columnfamilies);
dst.push_back(_columns);
}
table_schema_version schema_mutations::digest() const {
md5_hasher h;
db::schema_tables::feed_hash_for_schema_digest(h, _columnfamilies);
db::schema_tables::feed_hash_for_schema_digest(h, _columns);
return utils::UUID_gen::get_name_UUID(h.finalize());
}
bool schema_mutations::operator==(const schema_mutations& other) const {
return _columnfamilies == other._columnfamilies
&& _columns == other._columns;
}
bool schema_mutations::operator!=(const schema_mutations& other) const {
return !(*this == other);
}
bool schema_mutations::live() const {
return _columnfamilies.live_row_count() > 0 || _columns.live_row_count() > 0;
}