478 Hits in 4.4 sec

Visualizing Class Diagram using Orientdb NOSQL Data – Store

Sawinder Kaur, Karamjit Kaur
2016 International Journal of Computer Applications  
Different categories of NoSQL databases are key-value pair, document, columnoriented and graph databases which enable programmers to visualize the data closer to the format used in their application.  ...  NoSQL databases are used by major organizations operating in the era of Web 2.0.  ...  In Column-oriented/ Wide-table data stores, data is stored in cells grouped in columns of data rather than as rows of data. Columns are logically grouped into column families.  ... 
doi:10.5120/ijca2016910771 fatcat:wd3acihw3vgobk6lfj454pc44u

DB-SECaaS: a cloud-based protection system for document-oriented NoSQL databases

Yumna Ghazi, Rahat Masood, Abid Rauf, Muhammad Awais Shibli, Osman Hassan
2016 EURASIP Journal on Information Security  
In order to overcome these issues, we propose a database security-as-a-service (DB-SECaaS) system over document-oriented database hosted in cloud, which provides authentication, fine-grained authorization  ...  The trend of cloud databases is leaning towards Not Only SQL (NoSQL) databases as they provide better support for scalable storage and quick retrieval of exponentially voluminous data.  ...  After encryption, the service stores the encrypted data in the document-oriented NoSQL database.  ... 
doi:10.1186/s13635-016-0040-5 fatcat:ove7mr5rrrhotjlw2n752msp3y

Experiment Based Performance Evaluation of MongoDB and MySQL

Gupta Paridhi, Joshi Brijendra Kumar
2022 Zenodo  
Index Terms: MySQL, MongoDB, NoSQL, RDBMS, Big Data.  ...  In this paper we present a comprehensive setup to evaluate the performance of MySQL and MongoDB with respect to basic database operations on big data sets.  ...  NoSQL databases and their key-value stores when paired with MapReduce provide an excellent foundation for collecting big data in efficient manner.  ... 
doi:10.5281/zenodo.6377098 fatcat:6fnf5x44rnhm3fjb7bwrkpnlaq

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

2021 International Journal of Emerging Trends in Engineering Research  
The proposed system effectively provides data integrity for sensitive and confidential fields and verification of data whether it has been altered or not in outsource database in the public domain.  ...  Authenticity of data and its verification is one of major risk in next generation document-oriented databases. It is possible that malicious insider and outsider can change and compromise the data.  ...  In column database as traditional database where row have different number of column with super column e.g., Cassandra and HBase. In Graph oriented stores data as node and edge.  ... 
doi:10.30534/ijeter/2021/13942021 fatcat:cgu7mbogzndazcza3i3u7y6ohm

An Efficient Schema Transformation Technique for Data Migration from Relational to Column-Oriented Databases

Norwini Zaidi, Iskandar Ishak, Fatimah Sidi, Lilly Suriani Affendey
2022 Computer systems science and engineering  
Data transformation is the core process in migrating database from relational database to NoSQL database such as column-oriented database.  ...  in the column-oriented database.  ...  This schema integrates the data from the multiple tables of a relational database into a single column-oriented database table to improve query performance.  ... 
doi:10.32604/csse.2022.021969 fatcat:6xk5civl4fbtbmhskgnv76uwse

When Relational-Based Applications Go to NoSQL Databases: A Survey

Geomar A. Schreiner, Denio Duarte, Ronaldo dos S. Melo
2019 Information  
Traditional databases, in particular, relational databases, are not suitable for Big Data management.  ...  Our motivation is that wrapping is a relevant strategy for relational-based applications that intend to move relational data to NoSQL databases (usually maintained in the cloud).  ...  As shown in Table 4 , several approaches provide mappings to the NoSQL column-oriented data model.  ... 
doi:10.3390/info10070241 fatcat:tgsxdp7ytncrvenxfms6545by4

A Magnetoencephalographic/Encephalographic (MEG/EEG) Brain-Computer Interface Driver for Interactive iOS Mobile Videogame Applications Utilizing the Hadoop Ecosystem, MongoDB, and Cassandra NoSQL Databases

Wilbert McClay
2018 Diseases  
power or failed data transmission, it will not nullify the NoSQL document-oriented (MongoDB) or column-oriented Cassandra databases.  ...  The EEG BCI utilizes advanced and novel machine learning algorithms, as well as the Spark Directed Acyclic Graph (DAG), Cassandra NoSQL database environment, and also the competitor NoSQL MongoDB database  ...  In terms of certain aspects of performance, the CASSANDRA NoSQL database is column-oriented NoSQL database and has faster reads, writes, and elasticity than MongoDB, but MongoDB is more popular and versatile  ... 
doi:10.3390/diseases6040089 pmid:30274210 pmcid:PMC6313514 fatcat:j5lzdbvcsjds3lyn5ixtce4dua

Big Data Integration: A MongoDB Database and Modular Ontologies based Approach

Hanen Abbes, Faiez Gargouri
2016 Procedia Computer Science  
They are widely used in data integration. This paper illustrates an approach for ontology based Big Data integration taking into account their characteristics.  ...  Our approach is based on a NOSQL database namely MongoDB and modular ontologies.  ...  There are four types of NOSQL databases namely key/value stores, column family stores, document oriented databases and graph databases.  ... 
doi:10.1016/j.procs.2016.08.099 fatcat:26jjd4iygzertaachszdlzutn4

TransAtlasDB: an integrated database connecting expression data, metadata and variants

Modupeore O Adetunji, Susan J Lamont, Carl J Schmidt
2018 Database: The Journal of Biological Databases and Curation  
We present a sophisticated system, TransAtlasDB, which incorporates a hybrid architecture of both relational and NoSQL databases for fast and efficient data storage, processing and querying of large datasets  ...  workflows, written in Perl, with useful functionalities that simplifies the complexity of data storage and possibly manipulation of the massive amounts of data generated from RNAseq analysis or through  ...  The FastBit NoSQL database implements a compressed bitmap indexing algorithm for efficient querying of large read-only datasets. It is an append-only and column oriented data store (34) .  ... 
doi:10.1093/database/bay014 pmid:29688361 pmcid:PMC5824778 fatcat:dqykc73sbbd4jfwh2wjr6ecoeq

A Solution for Privacy-Preserving and Security in Cloud for Document Oriented Data (By Using NoSQL Database)

2020 Computer Engineering and Intelligent Systems  
This work implemented on document oriented data only by using NoSQL database and the encryption/decryption algorithm such as RSA and Paillier's cryptosystem in Java package with MongoDB, Apache Tomcat  ...  So many researches were conducted on privacy preserving techniques for sharing data and access control; secure searching on encrypted data and verification of data integrity.  ...  Column-oriented databases: Column-oriented database is a system that stores data in the whole column instead of a row, which minimizes disk access compared to a heavily structured table of columns and  ... 
doi:10.7176/ceis/11-3-02 fatcat:gkbxqgp7f5ckdkkjxfcycuoyfq

Data Tamper Detection from NoSQL Database in Forensic Environment

Rupali Chopade, Vinod Pachghare
2021 Journal of Cyber Security and Mobility  
Whereas this article proposes an idea of tamper detection in NoSQL database such as MongoDB and Cassandra, which are widely used document-oriented and column-based NoSQL database respectively.  ...  Use of NoSQL database has been attracted by big data requirements. Previous research work has limited to tamper detection in relational database and very less work has been found in NoSQL database.  ...  This research did not receive any specific grant from funding agencies in the public, commercial, or not-for-profit sectors.  ... 
doi:10.13052/jcsm2245-1439.1025 fatcat:co4hjrlimzc6dft63t3fodzyya

SEC-NoSQL: Towards Implementing High Performance Security-as-a-Service for NoSQL Databases [article]

G. Dumindu Samaraweera, J. Morris Chang
2021 arXiv   pre-print
Since the data owner does not have the full control over his sensitive data in a cloud-based database solution, many organizations are reluctant to move forward with Database-as-a-Service (DBaaS) solutions  ...  This paper proposes a practical system design and implementation to provide Security-as-a-Service for NoSQL databases (SEC-NoSQL) while supporting the execution of query over encrypted data with guaranteed  ...  Moreover, integrating a verification mechanism to the proxy ensures the data integrity.  ... 
arXiv:2107.01640v1 fatcat:qtpzksovanaevao3zfoaxs453a

Application of Information Centric Networking to NoSQL Databases: the Spatio-Temporal use case [article]

Andrea Detti, Michele Orru, Riccardo Paolillo, Giulio Rossi, Pierpaolo Loreti, Lorenzo Bracciale, Nicola Blefari Melazzi
2017 arXiv   pre-print
We use our findings for devising a NoSQL spatio-temporal database, named OpenGeoBase, and evaluate its performance with a real data set related to Intelligent Transport System applications.  ...  role in the forthcoming IoT and BigData era.  ...  MongoDB, Cassandra, DocumentDB, etc. are popular NoSQL databases. Many NoSQL databases are based on an aggregate-oriented data model.  ... 
arXiv:1703.06348v1 fatcat:6r2dfqxotjewvkslks5spl5wae

An Effective NoSQL-Based Vector Map Tile Management Approach

Lin Wan, Zhou Huang, Xia Peng
2016 ISPRS International Journal of Geo-Information  
The emergence of Not Only SQL (NoSQL) databases has resulted in a new data storage and management model for scalable spatial data deployments and fast tracking.  ...  In this paper, we propose a flexible storage framework that provides feasible methods for tiled map data parallel clipping and retrieval operations within a distributed NoSQL database environment.  ...  First, we propose a new tile data storage model based on one type of NoSQL paradigm: wide column-oriented storage.  ... 
doi:10.3390/ijgi5110215 fatcat:f5z3nkupcfbvzpvq2ocmesa2he

Data management in cloud environments: NoSQL and NewSQL data stores

Katarina Grolinger, Wilson A Higashino, Abhinav Tiwari, Miriam AM Capretz
2013 Journal of Cloud Computing: Advances, Systems and Applications  
Traditional relational databases were designed in a different hardware and software era and are facing challenges in meeting the performance and scale requirements of Big Data.  ...  NoSQL and NewSQL data stores present themselves as alternatives that can handle huge volume of data.  ...  In column-family stores, a column family in different rows can contain different columns.  ... 
doi:10.1186/2192-113x-2-22 fatcat:jmzsdtv375crxllpqyxmirhrxu
« Previous Showing results 1 — 15 out of 478 results