DATALOG VS FIRST-ORDER LOGIC

被引:29
作者
AJTAI, M
GUREVICH, Y
机构
[1] UNIV MICHIGAN,DEPT ELECT ENGN & COMP SCI,ANN ARBOR,MI 48109
[2] STANFORD UNIV,STANFORD,CA 94305
基金
美国国家科学基金会;
关键词
D O I
10.1016/S0022-0000(05)80071-6
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
Our main result is that every datalog query expressible in first-order logic is bounded; in terms of classical model theory it is a kind of compactness theorem for finite structures. In addition, we give some counter-examples delimiting the main result. (C) 1994 Academic Press, Inc.
引用
收藏
页码:562 / 588
页数:27
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