The records of moving objects are stored by using overflow bucket at root node level,and the index of TPR*-tree is inserted and updated with a batch,which decreases the cost of insertion maintenance.

• 在根节点层用溢出桶存储插入的移动对象记录,同时对TPR*树索引进行批量插入更新,以减少其插入更新维护的代价。