#include "database.hh" #include "perf.hh" #include static atomic_cell make_atomic_cell(bytes value) { return atomic_cell::make_live(0, value); }; int main(int argc, char* argv[]) { return app_template().run(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(key, s); const column_definition& col = *s->get_column_definition("r1"); m.set_clustered_cell(c_key, col, make_atomic_cell(value)); mt.apply(std::move(m)); }); engine().exit(0); }); }