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» Statistical synopses for graph-structured XML databases
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SIGMOD
2002
ACM
90views Database» more  SIGMOD 2002»
15 years 10 months ago
Statistical synopses for graph-structured XML databases
Neoklis Polyzotis, Minos N. Garofalakis
XSYM
2004
Springer
129views Database» more  XSYM 2004»
15 years 3 months ago
Fractional XSketch Synopses for XML Databases
A key step in the optimization of declarative queries over XML data is estimating the selectivity of path expressions, i.e., the number of elements reached by a specific navigatio...
Natasha Drukh, Neoklis Polyzotis, Minos N. Garofal...
ICDE
2004
IEEE
137views Database» more  ICDE 2004»
15 years 11 months ago
Selectivity Estimation for XML Twigs
Twig queries represent the building blocks of declarative query languages over XML data. A twig query describes a complex traversal of the document graph and generates a set of el...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....