message: Include namespace duckdb.
diff: #include "duckdb/parser/parsed_data/create_scalar_function_info.hpp"
  #include "duckdb/main/client_context.hpp"
  +namespace duckdb {
  void UDFWrapper::RegisterFunction(string name, vector<SQLType> args, SQLType ret_type,
  scalar_function_t udf_function, ClientContext &context) {
  @@ -11,3 +12,5 @@ void UDFWrapper::RegisterFunction(string name, vector<SQLType> args, SQLType ret
  CreateScalarFunctionInfo info(scalar_function);
  context.RegisterFunction(&info);
  }
  +
  +} // namespace duckdb
  