On applying hash filters to improving th
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Ming-Syan Chen; Hui-I Hsiao; Philip S. Yu
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Article
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1997
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Springer-Verlag
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English
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In this paper, we explore an approach of interleaving a bushy execution tree with hash filters to improve the execution of multi-join queries. Similar to semi-joins in distributed query processing, hash filters can be applied to eliminate non-matching tuples from joining relations before the executi