The valid shape of a vector attribute name: exactly the reserved prefix (__dyna_vector, the pre-3.0 value that existing indexes keep) or any name starting with __dyna_vector_.
__dyna_vector
__dyna_vector_
The valid shape of a vector attribute name: exactly the reserved prefix (
__dyna_vector, the pre-3.0 value that existing indexes keep) or any name starting with__dyna_vector_.