private Delete createDeleteForBackupInfo(String backupId) {
    Delete del = new Delete(rowkey(BACKUP_INFO_PREFIX, backupId));
    del.addFamily(BackupSystemTable.SESSIONS_FAMILY);
    return del;
  }
Creates Delete operation for a given backup id
@param backupId backup's ID
@return delete operation
hbase-backup/src/main/java/org/apache/hadoop/hbase/backup/impl/BackupSystemTable.java