Results 31 to 40 of about 499,780 (302)

Data integrity issues and challenges in next generation non-relational document-oriented database outsourced in public cloud

open access: yesInternational Journal of Emerging Trends in Engineering Research, 2021
Database as a Service provides high availability and scalability in cloud but users do not physically control over their data, therefore, data integrity is serious concerned.
Mujeeb-U-Rehman Jamali   +3 more
semanticscholar   +1 more source

REVIEW OF CLOUD DATABASE BENEFITS AND CHALLENGES

open access: yesModern Management Review, 2023
The volume of data is increasing rapidly, that is why using cloud computing to store and process data may be inevitable. Providers offer many database services in public cloud that include many types of traditional relational and non-relational databases,
Szymon DZIUBAK
doaj   +1 more source

Examining database persistence of ISO/EN 13606 standardized electronic health record extracts: relational vs. NoSQL approaches

open access: yesBMC Medical Informatics and Decision Making, 2017
Background The objective of this research is to compare the relational and non-relational (NoSQL) database systems approaches in order to store, recover, query and persist standardized medical information in the form of ISO/EN 13606 normalized Electronic
Ricardo Sánchez-de-Madariaga   +6 more
doaj   +1 more source

Converting relational databases into object relational databases [PDF]

open access: yes, 2010
This paper proposes an approach for migrating existing Relational DataBases (RDBs) into Object-Relational DataBases (ORDBs). The approach is superior to existing proposals as it can generate not only the target schema but also the data instances.
Ali, Akhtar   +2 more
core   +2 more sources

Combined indexing method in nosql databases

open access: yesAdaptivni Sistemi Avtomatičnogo Upravlinnâ, 2021
The object of research is indexing methods in non-relational databases. The article reviews the main indexing methods used in the most common databases. This work is based on a review and analysis of literature for database optimization.
В. Нікітін   +3 more
doaj   +1 more source

SQL & NOSQL DATABASE COMPARISON BY CASE DESIGNING AFFILIATE SYSTEM REPORT

open access: yesРадіоелектронні і комп'ютерні системи, 2020
Nowadays, due to the rapid development of social networks and the blogger culture, there is a tendency to use affiliate systems to promote their product.
Дмитро Тереник   +1 more
doaj   +1 more source

Temporal Stream Algebra [PDF]

open access: yes, 2012
Data stream management systems (DSMS) so far focus on event queries and hardly consider combined queries to both data from event streams and from a database.
Brodt, Simon, Bry, François
core   +4 more sources

Solving equations in the relational algebra [PDF]

open access: yes, 2003
Enumerating all solutions of a relational algebra equation is a natural and powerful operation which, when added as a query language primitive to the nested relational algebra, yields a query language for nested relational databases, equivalent to the ...
Biskup, Joachim   +3 more
core   +1 more source

Cloud based evaluation of databases for stock market data

open access: yesJournal of Cloud Computing: Advances, Systems and Applications, 2022
About fifty years ago, the world’s first fully automated system for trading securities was introduced by Instinet in the US. Since then the world of trading has been revolutionised by the introduction of electronic markets and automatic order execution ...
Baldeep Singh   +5 more
doaj   +1 more source

A Molecular Biology Database Digest [PDF]

open access: yes, 2000
Computational Biology or Bioinformatics has been defined as the application of mathematical and Computer Science methods to solving problems in Molecular Biology that require large scale data, computation, and analysis [18].
Bry, François, Kröger, Peer
core   +2 more sources

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