| 1 | #include "benchmark_runner.hpp" | 
|---|---|
| 2 | #include "duckdb_benchmark_macro.hpp" | 
| 3 | #include "duckdb/main/appender.hpp" | 
| 4 | |
| 5 | #include <random> | 
| 6 | |
| 7 | using namespace duckdb; | 
| 8 | using namespace std; | 
| 9 | |
| 10 | #define MULTIPLICATION_ROW_COUNT 10000000 | 
| 11 | |
| 12 | DUCKDB_BENCHMARK(Multiplication, "[micro]") | 
| 13 | virtual void Load(DuckDBBenchmarkState *state) { | 
| 14 | // fixed seed random numbers | 
| 15 | std::uniform_int_distribution<> distribution(1, 10000); | 
| 16 | std::mt19937 gen; | 
| 17 | gen.seed(42); | 
| 18 | |
| 19 | state->conn.Query( "CREATE TABLE integers(i INTEGER, j INTEGER);"); | 
| 20 | Appender appender(state->conn, "integers"); // insert the elements into the database | 
| 21 | for (size_t i = 0; i < MULTIPLICATION_ROW_COUNT; i++) { | 
| 22 | appender.BeginRow(); | 
| 23 | appender.Append<int32_t>(distribution(gen)); | 
| 24 | appender.Append<int32_t>(distribution(gen)); | 
| 25 | appender.EndRow(); | 
| 26 | } | 
| 27 | } | 
| 28 | |
| 29 | virtual string GetQuery() { | 
| 30 | return "SELECT (i * j) + (i * j) + (i * j) + (i * j) FROM integers"; | 
| 31 | } | 
| 32 | |
| 33 | virtual string VerifyResult(QueryResult *result) { | 
| 34 | if (!result->success) { | 
| 35 | return result->error; | 
| 36 | } | 
| 37 | auto &materialized = (MaterializedQueryResult &)*result; | 
| 38 | if (materialized.collection.count != MULTIPLICATION_ROW_COUNT) { | 
| 39 | return "Incorrect amount of rows in result"; | 
| 40 | } | 
| 41 | return string(); | 
| 42 | } | 
| 43 | |
| 44 | virtual string BenchmarkInfo() { | 
| 45 | return StringUtil::Format( "Runs the following query: \""+ GetQuery() + | 
| 46 | "\"" | 
| 47 | " on %d rows", | 
| 48 | MULTIPLICATION_ROW_COUNT); | 
| 49 | } | 
| 50 | FINISH_BENCHMARK(Multiplication) | 
| 51 | 
