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    BTW
    2005
    Springer
    113views Database» more  BTW 2005»
    A Learning Optimizer for a Federated Database Management System
    14 years 5 months ago
    A Learning Optimizer for a Federated Database Management System
    Download  subs.emis.de
    : Optimizers in modern DBMSs utilize a cost model to choose an efficient query execution plan (QEP) among all possible ones for a given query. The accuracy of the cost estimates de...
    Stephan Ewen, Michael Ortega-Binderberger, Volker ...
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    EDBT
    2006
    ACM
    127views Database» more  EDBT 2006»
    Progressive Query Optimization for Federated Queries
    14 years 11 months ago
    Progressive Query Optimization for Federated Queries
    Download  www.vldb.org
    Federated queries are regular relational queries accessing data on one or more remote relational or non-relational data sources, possibly combining them with tables stored in the ...
    Stephan Ewen, Holger Kache, Volker Markl, Vijaysha...
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