Function can_make_special_datum

cpp/deeplake_pg/utils.hpp:315–319

}

inline bool can_make_special_datum(Oid attr_typeid)
{
    bool is_array = type_is_array(attr_typeid);
    return is_array || is_string_type(attr_typeid) || attr_typeid == BYTEAOID;
}

inline uint64_t get_column_width(Oid attr_typeid, int32_t atttypmod)
{