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    SIGMOD
    2007
    ACM
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    Efficient exploitation of similar subexpressions for query processing
    15 years 4 months ago
    Efficient exploitation of similar subexpressions for query processing
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    Complex queries often contain common or similar subexpressions, either within a single query or among multiple queries submitted as a batch. If so, query execution time can be imp...
    Jingren Zhou, Johann Christoph Freytag, Per-Å...
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