Incremental backup, introduced in https://github.com/vitessio/vitess/pull/11097, is only supported in `Backup` command. Ideally it should also be supported in `BackupShard` RFC: https://github.com/vitessio/vitess/issues/11227
Incremental backup, introduced in #11097, is only supported in
Backupcommand. Ideally it should also be supported inBackupShardRFC: #11227