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Return to XML Processing We present multiple XQuery optimization based on materialized XML view technology in the Rainbow system. In this demo we in particular show: (1) Rainbow's support for defining and incrementally maintaining materialized XQuery views, (2) XQuery optimization by query rewriting to use materialized views, (3) Performing multiple query optimization by merging multiple XML queries (XATs) into one global access plan to decide upon materialization of intermediate results as views, and (4) Query processing of updates issued on XML views that wrap relational data by decomposing the updates into SQL update statements and consistency checks on the relational base data. @inproceedings {DBLP:conf/sigmod/ZhangDWEMPMDR03, author = {Xin Zhang and Katica Dimitrova and Ling Wang and Maged El-Sayed and Brian Murphy and Bradford Pielech and Mukesh Mulchandani and Luping Ding and Elke A. Rundensteiner}, booktitle = {SIGMOD Conference}, title = {Rainbow: Multi-XQuery Optimization Using Materialized XML Views.}, pages = {671}, year = {2003}, url = {db/conf/sigmod/sigmod2003.html#ZhangDWEMPMDR03}, ee = {http://www.acm.org/sigmod/sigmod03/eproceedings/papers/dem15.pdf}, crossref = {conf/sigmod/2003}, bibsource = {DBLP, http://dblp.uni-trier.de} } ![]() ©2004 Association for Computing Machinery |