return Tag; } using element_type = T; T value; }; template struct meta_struct : Members... {};  .. members=""> struct meta_struct : meta_struct_impl { using super = meta_struct_impl; template constexpr meta_struct(TagsAndValues... tags_and_values) parameters ▶ Instead we use a lambda ## Default Initialization With Constant using Person = meta_struct member("id", int>, // member("name", std::string, [] { return "John";

John R Bandela, MD ## Overview SQL C++ Example Implementation techniques fixed_string meta_struct Parsing compile time strings into meta_structures [N]) -> fixed_string; ## meta_struct using Person = meta_struct< member<"id", int>, // member<"name"