Files
scylladb/tests/perf/perf_mutation.cc
2018-05-31 15:51:11 +01:00

53 lines
1.7 KiB
C++

/*
* Copyright (C) 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 "database.hh"
#include "perf.hh"
#include <seastar/core/app-template.hh>
static atomic_cell make_atomic_cell(data_type dt, bytes value) {
return atomic_cell::make_live(*dt, 0, value);
};
int main(int argc, char* argv[]) {
return app_template().run_deprecated(argc, argv, [] {
auto s = make_lw_shared(schema({}, "ks", "cf",
{{"p1", utf8_type}}, {{"c1", int32_type}}, {{"r1", int32_type}}, {}, utf8_type));
memtable mt(s);
std::cout << "Timing mutation of single column within one row...\n";
auto key = partition_key::from_exploded(*s, {to_bytes("key1")});
auto c_key = clustering_key::from_exploded(*s, {int32_type->decompose(2)});
bytes value = int32_type->decompose(3);
time_it([&] {
mutation m(s, key);
const column_definition& col = *s->get_column_definition("r1");
m.set_clustered_cell(c_key, col, make_atomic_cell(col.type, value));
mt.apply(std::move(m));
});
engine().exit(0);
});
}