Results 61 to 70 of about 2,232 (180)

Performance Evaluation of IoT Data Management Using MongoDB Versus MySQL Databases in Different Cloud Environments

open access: yesIEEE Access, 2020
The Internet of Things (IoT) introduces a new challenge for Database Management Systems (DBMS). In IoT, large numbers of sensors are used in daily lives.
Mahmoud Moustafa Eyada   +3 more
doaj   +1 more source

An Adaptive Scalable Data Pipeline for Multiclass Attack Classification in Large-Scale IoT Networks

open access: yesBig Data Mining and Analytics
The current large-scale Internet of Things (IoT) networks typically generate high-velocity network traffic streams. Attackers use IoT devices to create botnets and launch attacks, such as DDoS, Spamming, Cryptocurrency mining, Phishing, etc.
Selvam Saravanan   +1 more
doaj   +1 more source

A MongoDB Document Reconstruction Support System Using Natural Language Processing

open access: yesSoftware
Document-oriented databases, a type of Not Only SQL (NoSQL) database, are gaining popularity owing to their flexibility in data handling and performance for large-scale data.
Kohei Hamaji, Yukikazu Nakamoto
doaj   +1 more source

Query Completion for Small-Scale Distributed Databases in PostgreSQL and MongoDB [PDF]

open access: yesDatabase Systems Journal
Relational/SQL and document/JSON data stores are competing but complementary technologies in OLAP (On-Line Analytical Processing) systems. Whereas traditional approaches for performance comparison use query execution time, this paper compares two ...
Marin FOTACHE   +3 more
doaj  

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

Analysis of query execution speed in the selected NoSQL databases

open access: yesJournal of Computer Sciences Institute, 2018
The scientific article deals with a comparison of the query speed of two NoSQL databases. Described databases will be MongoDB and CouchDB. The work presents speed comparisons of such queries as adding data to the database, editing database data, deleting
Wojciech Bolesta
doaj   +1 more source

Mongodb

open access: yes
В статье рассмотрена MongoDB - популярная система управления базами данных типа NoSQL, используемая для создания высокодоступных и масштабируемых интернет-приложений. Приведены основные характеристики MongoDB, начиная с ее назначения, развития, основных особенностей и возможностей.
Barbăneagră, A., Saranciuc, D.I.
openaire   +1 more source

Integrating NoSQL, Hilbert Curve, and R*-Tree to Efficiently Manage Mobile LiDAR Point Cloud Data

open access: yesISPRS International Journal of Geo-Information
The widespread use of Light Detection and Ranging (LiDAR) technology has led to a surge in three-dimensional point cloud data; although, it also poses challenges in terms of data storage and indexing.
Yuqi Yang   +3 more
doaj   +1 more source

MongoDB

open access: yes, 2018
With the development of the web and web technologies, the need to store great amounts of information and data has become a priority. Relational databases are not able to function with the constant need to edit, update and the needs of new business requests. NoSQL technologies have a new way of manipulating the data.
openaire   +2 more sources

Formalizing MongoDB Queries [PDF]

open access: yes, 2017
In this paper, we report on our ongoing work in which we formalize MongoDB, a widely adopted document database system managing complex (tree structured) values represented in a JSON-based data model, equipped with a powerful query mechanism. We study the expressiveness of the MongoDB query language, showing its equivalence with nested relational ...
Botoeva, Elena   +3 more
openaire  

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