In order to solve massive data sort in digital library and dataware house, a new highly efficient algorithm based on serpentine tape, named STESort (serpentine tape external sort), is provided in this paper.

• 在数字图书馆和数据仓库中；需要解决海量数据的排序问题.；利用蛇型磁带自身的物理特点；实现了一种高效的磁带排序算法STESort(serpentine tape external sort)