JOIN DEPENDENCIES IN RELATIONAL DATABASES AND THE GEOMETRY OF SPATIAL GRIDS.

被引:0
作者
Bradley, J. [1 ]
机构
[1] Univ of Calgary, Calgary, Alberta,, Can, Univ of Calgary, Calgary, Alberta, Can
来源
| 1600年 / 29期
关键词
D O I
暂无
中图分类号
学科分类号
摘要
引用
收藏
相关论文
共 50 条
[31]   STRUCTURE OF CLOSURES IN RELATIONAL SCHEMAS WITH JOIN AND FUNCTIONAL-DEPENDENCIES [J].
DEMETROVICS, J ;
HUY, NX .
CYBERNETICS, 1990, 26 (05) :641-653
[32]   SEMANTIC CONSIDERATIONS ON MULTIVATED DEPENDENCIES IN RELATIONAL DATABASES. [J].
Nakamura, Fumio ;
Chen, Peter P. .
Journal of Information Processing, 1981, 4 (03) :134-141
[33]   On a problem of Fagin concerning multivalued dependencies in relational databases [J].
Hartmann, S ;
Link, S .
THEORETICAL COMPUTER SCIENCE, 2006, 353 (1-3) :53-62
[34]   TEMPLATE DEPENDENCIES - A LARGE CLASS OF DEPENDENCIES IN RELATIONAL DATABASES AND ITS COMPLETE AXIOMATIZATION [J].
SADRI, F ;
ULLMAN, JD .
JOURNAL OF THE ACM, 1982, 29 (02) :363-372
[35]   Data summarization in relational databases through fuzzy dependencies [J].
Cubero, JC ;
Medina, JM ;
Pons, O ;
Vila, MA .
INFORMATION SCIENCES, 1999, 121 (3-4) :233-270
[36]   The additivity problem for data dependencies in incomplete relational databases [J].
Levene, M ;
Loizou, G .
SEMANTICS IN DATABASES, 1998, 1358 :136-169
[37]   REPRESENTATION OF CLOSURES IN THE NUMBER OF FUNCTIONAL AND JOIN DEPENDENCIES IN RELATIONAL SCHEMES [J].
DEMETROVICH, Y ;
ZUI, NS .
PUBLICATIONES MATHEMATICAE-DEBRECEN, 1989, 36 (1-4) :33-50
[38]   COMPLEXITY OF THE OPTIMUM JOIN ORDER PROBLEM IN RELATIONAL DATABASES [J].
UNO, Y ;
IBARAKI, T .
IEICE TRANSACTIONS ON COMMUNICATIONS ELECTRONICS INFORMATION AND SYSTEMS, 1991, 74 (07) :2067-2075
[39]   LOSSLESSNESS AND PROJECT-JOIN CONSTRUCTIBILITY IN RELATIONAL DATABASES [J].
LOIZOU, G ;
THANISCH, P .
ACTA INFORMATICA, 1987, 24 (02) :131-144
[40]   AN ALGORITHM FOR TESTING LOSSLESS JOIN PROPERTY IN RELATIONAL DATABASES [J].
LIU, L ;
DEMERS, A .
INFORMATION PROCESSING LETTERS, 1980, 11 (02) :73-76