Sciweavers

54 search results - page 1 / 11
» Discovery of multivalued dependencies from relations
Sort
View
73
Voted
IDA
2000
Springer
14 years 9 months ago
Discovery of multivalued dependencies from relations
Discovery of multivalueddependenciesfrom database relations isviewed as a search in a hypothesis space de ned according to the generalisation relationship among multivalued depend...
Iztok Savnik, Peter A. Flach
AMAI
2006
Springer
14 years 9 months ago
Functional and multivalued dependencies in nested databases generated by record and list constructor
tor. In order to capture different data models at a time, an abstract algebraic approach based on nested attributes is taken. The presence of the list constructor calls for a new i...
Sven Hartmann, Sebastian Link, Klaus-Dieter Schewe
FOIKS
2006
Springer
15 years 1 months ago
The Nested List Normal Form for Functional and Multivalued Dependencies
The Nested List Normal Form is proposed as a syntactic normal form for semantically well-designed database schemata obtained from any arbitrary finite nesting of records and lists....
Sven Hartmann, Sebastian Link
CAISE
2003
Springer
15 years 2 months ago
Multivalued Dependencies and a 4NF for XML
In this paper we make three main contributions. We firstly define multivalued dependencies in XML (XMVDs) and show that they generalize the definition of a functional dependenc...
Millist W. Vincent, Jixue Liu
XIMEP
2005
ACM
126views Database» more  XIMEP 2005»
15 years 3 months ago
Purely Relational FLWORs
We report on a compilation procedure that derives relational algebra plans from arbitrarily nested XQuery FLWOR blocks. While recent research was able to develop relational encodi...
Torsten Grust