Results 41 to 50 of about 2,474,073 (348)

Adequacy of Decompositions of Relational Databases

open access: yesJournal of Computer and System Sciences, 1980
AbstractWe consider conditions that have appeared in the literature with the purpose of defining a “good” decomposition of a relation scheme. We show that these notions are equivalent in the case that all constraints in the database are functional dependencies. This result solves an open problem of Rissanen.
Fereidoon Sadri   +3 more
openaire   +2 more sources

The relational database system of KM3NeT [PDF]

open access: yesAIP Conference Proceedings, 2014
The KM3NeT Collaboration is building a new generation of neutrino telescopes in the Mediterranean Sea. For these telescopes, a relational database is designed and implemented for several purposes, such as the centralised management of accounts, the storage of all documentation about components and the status of the detector and information about slow ...
Arnauld Albert, BOZZA, Cristiano
openaire   +5 more sources

Artificial Intelligence‐Driven Development in Rechargeable Battery Materials: Progress, Challenges, and Future Perspectives

open access: yesAdvanced Functional Materials, EarlyView.
AI is transforming the research paradigm of battery materials and reshaping the entire landscape of battery technology. This comprehensive review summarizes the cutting‐edge applications of AI in the advancement of battery materials, underscores the critical challenges faced in harnessing the full potential of AI, and proposes strategic guidance for ...
Qingyun Hu   +5 more
wiley   +1 more source

Integration of Relational and Graph Databases Functionally

open access: yesFoundations of Computing and Decision Sciences, 2019
In today’s multi-model database world there is an effort to integrate databases expressed in different data models. The aim of the article is to show possibilities of integration of relational and graph databases with the help of a functional data model ...
Pokorný Jaroslav
doaj   +1 more source

Multiomics Analyses Reveal an Essential Role of Tryptophan in Treatment of csDMARDs in Rheumatoid Arthritis

open access: yesAdvanced Science, EarlyView.
Rheumatoid arthritis is a disease characterized by joint inflammation. Approximately 50% of patients show insufficient response to traditional synthetic disease‐modifying antirheumatic drugs. This study aims to elucidate differential molecular profiles of the mechanisms underlying drug responses through multi‐omics strategy.
Congcong Jian   +26 more
wiley   +1 more source

Comparative analysis of the performance of relational and non-relational databases in applications implemented in C#

open access: yesJournal of Computer Sciences Institute
The article focuses on comparing relational and non-relational databases using applications written in C#. The aim of the study is to understand in which cases relational databases are preferred and when it is worth considering the use of non-relational
Patryk Baliński   +2 more
doaj   +1 more source

Fuzzy relations and fuzzy relational databases

open access: yesComputers & Mathematics with Applications, 1991
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Austin Melton, Sujeet Shenoi
openaire   +3 more sources

ggalign: Bridging the Grammar of Graphics and Biological Multilayered Complexity

open access: yesAdvanced Science, EarlyView.
The ggalign package provides a comprehensive framework for composable visualization built on top of ggplot2. Its primary purpose is to enable the construction of complex multi‐plot layouts with consistent observation alignment across plots, particularly for high‐dimensional data contexts such as genomics, transcriptomics, and microbiome studies ...
Yun Peng   +9 more
wiley   +1 more source

Comparative analysis of the performance of selected database management system

open access: yesJournal of Computer Sciences Institute
Currently, in the era of large amounts of generated data, a significant challenge is fast data processing. The aim of the article is to conduct a comparative analysis of the performance of relational and non-relational databases using MS SQL Server ...
Piotr Marcin Tracz   +1 more
doaj   +1 more source

Designing role-based view for object-relational databases [PDF]

open access: yes, 2003
In a federated database system, a view mechanism is crucial since it is used to define exportable subsets of data ; to perform a virtual restructuring d ataset; and to construct the integrated schema.
Wang, Ling
core  

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