Query transformation for exact cardinality computing
In general, query optimizers rely on a cost model to choose an appropriate query execution plan for the given queries. An important key parameter of the cost estimation is the cardinality of sub-expressions of the queries. Traditionally, the optimizers may use the estimation cardinality techniques,...
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| Main Authors: | , |
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| 格式: | Conference or Workshop Item |
| 語言: | English |
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2014
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| 在線閱讀: | http://www.scopus.com/inward/record.url?eid=2-s2.0-79957574902&partnerID=40&md5=60cb0c6c9d02fd4994a90af659ad3df7 http://cmuir.cmu.ac.th/handle/6653943832/1567 |
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| 機構: | Chiang Mai University |
| 語言: | English |