Shifting Predicates to Inner Sub-expressions for XQuery Optimization.

Sven Groppe Jinghua Groppe Stefan Böttcher Marc-André Vollstedt Shifting Predicates to Inner Sub-expressions for XQuery Optimization. 67-79 2006 SITIS http://dx.doi.org/10.1007/978-3-642-01350-8_7 conf/sitis/2006 db/conf/sitis/sitis2006.html#GroppeGBV06