The database is still being created. Operations on the
database may fail with FAILED_PRECONDITION in this
The database is fully created and ready for
The database is fully created and ready for use, but is
still being optimized for performance and cannot handle full
In this state, the database still references the backup it
was restore from, preventing the backup from being deleted.
When optimizations are complete, the full performance of the
database will be restored, and the database will transition
to `READY` state.