[1]袁军,陈栋,王能斌.演绎数据库的语义查询优化[J].东南大学学报(自然科学版),1995,25(1):57-62.[doi:10.3969/j.issn.1001-0505.1995.01.011]
 Yuan Jun,Chen,Dong,et al.Semantic Query Optimization in Deductive Database[J].Journal of Southeast University (Natural Science Edition),1995,25(1):57-62.[doi:10.3969/j.issn.1001-0505.1995.01.011]
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演绎数据库的语义查询优化()
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《东南大学学报(自然科学版)》[ISSN:1001-0505/CN:32-1178/N]

卷:
25
期数:
1995年第1期
页码:
57-62
栏目:
计算机科学与工程
出版日期:
1995-01-20

文章信息/Info

Title:
Semantic Query Optimization in Deductive Database
作者:
袁军陈栋王能斌
东南大学计算机科学与工程系
Author(s):
Yuan Jun;Chen Dong;Wang Nengbin
Department of Computer Science and Engineering.Southeast University, Nanjing 210018
关键词:
数据库 优化 约束/规则改写技术 语义查询优化 演绎
分类号:
TP311.13
DOI:
10.3969/j.issn.1001-0505.1995.01.011
摘要:
演绎数据库的语义查询优化是根据数据库中的完整性约束条件对查询进行优化,本文推出了两种基于完整性约束条件的优化方法,通过编译时对规则的改写,减少了参与计算的中间结果的数目,避免了不必要的操作,提高了计算的效率。

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备注/Memo

备注/Memo:
国防科工委八五项目资助。
更新日期/Last Update: 2013-04-15