Serials of standards related to XML have been understood and used, in which, storage, query , integration and index of document will be the base of XML as a DataBase.
其一系列相关的标准已广为接受和使用，包括文档的存储、查询、集成、索引等，为其成为数据库奠定了基础。
2
The change detection for XML document can be very useful to data storage of XML DW, pattern abstracting of document and incremental query evaluation.