add benchmark

velox/functions/sparksql/benchmarks/CMakeLists.txt

@@ -27,3 +27,7 @@ target_link_libraries(
 add_executable(velox_sparksql_benchmarks_compare CompareBenchmark.cpp)
 target_link_libraries(velox_sparksql_benchmarks_compare velox_functions_spark
                       velox_benchmark_builder velox_vector_test_lib)
+
+add_executable(velox_sparksql_benchmarks_hash HashBenchmark.cpp)
+target_link_libraries(velox_sparksql_benchmarks_hash velox_functions_spark
+                      velox_benchmark_builder velox_vector_test_lib)

velox/functions/sparksql/benchmarks/CompareBenchmark.cpp

@@ -26,6 +26,7 @@ using namespace facebook::velox;
 
 int main(int argc, char** argv) {
   folly::Init init(&argc, &argv);
+  memory::MemoryManager::initialize({});
   functions::sparksql::registerFunctions("");
 
   ExpressionBenchmarkBuilder benchmarkBuilder;

velox/functions/sparksql/benchmarks/HashBenchmark.cpp

@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <folly/Benchmark.h>
+#include <folly/init/Init.h>
+
+#include "velox/benchmarks/ExpressionBenchmarkBuilder.h"
+#include "velox/functions/sparksql/Register.h"
+
+using namespace facebook;
+
+using namespace facebook::velox;
+
+int main(int argc, char** argv) {
+  folly::Init init(&argc, &argv);
+  memory::MemoryManager::initialize({});
+  functions::sparksql::registerFunctions("");
+
+  ExpressionBenchmarkBuilder benchmarkBuilder;
+
+  std::vector<TypePtr> inputTypes = {
+      ARRAY(MAP(INTEGER(), VARCHAR())),
+      ROW({"f_map", "f_array"}, {MAP(INTEGER(), VARCHAR()), ARRAY(INTEGER())}),
+  };
+
+  for (auto& inputType : inputTypes) {
+    benchmarkBuilder
+        .addBenchmarkSet(
+            fmt::format("hash_{}", inputType->toString()),
+            ROW({"c0"}, {inputType}))
+        .withFuzzerOptions({.vectorSize = 1000, .nullRatio = 0.1})
+        .addExpression("hash", "hash(c0)")
+        .addExpression("xxhash64", "xxhash64(c0)")
+        .withIterations(100);
+  }
+
+  benchmarkBuilder.registerBenchmarks();
+  folly::runBenchmarks();
+  return 0;
+}