pedrumj2 commented on code in PR #13274:
URL: https://github.com/apache/gluten/pull/13274#discussion_r4275719859
##########
cpp/velox/udf/examples/MyUDF.cc:
##########
@@ -108,6 +109,84 @@ class MyUdfPlusOneRegisterer final : public
gluten::UdfRegisterer {
} // namespace myudfplusone
+namespace myudfsumrow {
+
+template <typename T>
+struct MyUdfSumRowFunction {
+ VELOX_DEFINE_FUNCTION_TYPES(T);
+
+ FOLLY_ALWAYS_INLINE bool call(int64_t& result, const arg_type<Row<int64_t,
int64_t>>& row) {
+ const auto a = row.template at<0>();
+ const auto b = row.template at<1>();
+ if (!a.has_value() || !b.has_value()) {
+ return false;
+ }
+ result = a.value() + b.value();
+ return true;
+ }
+};
+
+// name: myudf_sum_row
+// signatures:
+// struct<a:bigint,b:bigint> -> bigint
+// type: SimpleFunction
+class MyUdfSumRowRegisterer final : public gluten::UdfRegisterer {
+ public:
+ int getNumUdf() override {
+ return 1;
+ }
+
+ void populateUdfEntries(int& index, gluten::UdfEntry* udfEntries) override {
+ udfEntries[index++] = {name_.c_str(), kBigInt, 1, arg_, false, false};
+ }
+
+ void registerSignatures() override {
+ facebook::velox::registerFunction<MyUdfSumRowFunction, int64_t,
Row<int64_t, int64_t>>({name_});
+ }
+
+ private:
+ const std::string name_ = "myudf_sum_row";
+ const char* arg_[1] = {kStructAB};
+};
+
+} // namespace myudfsumrow
+
+namespace myudfmakerow {
+
+template <typename T>
+struct MyUdfMakeRowFunction {
+ VELOX_DEFINE_FUNCTION_TYPES(T);
+
+ FOLLY_ALWAYS_INLINE void call(out_type<Row<int64_t, int64_t>>& result, const
int64_t& a) {
+ result = std::make_tuple(a, a + 1);
Review Comment:
Updated, applied those changes
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