according to the content-specific selectivities of the pair Ol, Cl if Cl is ... Explores correlation between tuple content and operator selectivities ...
Pick access methods (AMs) on the driven tables (scan, hash, or index) Order the driven tables ... Static optimization: explore all possibilities and pick best ...
... by content, i.e., attribute values. Classifier attribute (informal definition) ... selectivities of Ol if Ol does not have a classifier attribute or ...
Queens University spinout company. Software Development Expertise. Creative Solutions ... StreamOn work out the information requirements in conjunction with the ...