Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 31 for “"NoSQL"”.
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Leveraging metadata in NoSQL storage systems
We present Wasef, a metadata system for NoSQL data stores. Wasef allows us to support important features such as data provenance, flexible data operations, and new administration tools. Our system has a general design that can be made compatible with most NoSQL data stores without imposing heavy …
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An Access Control Model for NoSQL Databases
… emerged in recent years, commonly referred to as NoSQL databases. To fulfill the gaps created by their relational counter-part, they trade consistency and security for performance and scalability. With NoSQL databases being adopted by an increasing number of organizations, the provision of …
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Konzeptuelle und Methodische Aufarbeitung von NoSQL-Datenbanksystemen
… Datenbanksysteme, die heute unter dem Namen NoSQL-Datenbanken bekannt sind. NoSQL-Datenbanken versprechen eine flexible Datenmodellierung, eine hohe Verarbeitungsgeschwindigkeit sowie eine lineare Skalierbarkeit und sind daher Mittelpunkt eines derzeit anhaltenden Hypes um das Thema Big Data. …
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Transactions and data management in NoSQL cloud databases
NoSQL databases have become the preferred option for storing and processing data in cloud computing as they are capable of providing high data availability, scalability and efficiency. But in order to achieve these attributes, NoSQL databases make certain trade-offs. First, NoSQL databases cannot …
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Razvoj metodološkog pristupa za projektovanje i korišćenje hibridne SQL/NoSQL baze podataka
… problema projektovanja i korišćenja hibridne SQL/NoSQL baze podataka. Različiti tipovi baza podataka, kako je opisano u nastavku, sadrže specifičnosti koje je potrebno uzeti u obzir prilikom razvoja metodološkog pristupa za realizaciju procesa projektovanja i korišćenja. Disertacija je napisana …
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The SUDO Framework: For Data Organization And Efficient Query Authorization For NoSQL Databases
Due to the variety of NoSQL databases and database models, along with their schemaless nature, it has been a challenge to develop a framework that can enforce fine-grained access control policies and can be applicable to multiple NoSQL databases ranging over a variety of database models. In this …
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ETL4NoSQL: um framework programável para extração, transformação e carga de banco de dados NoSQL
… Portanto, o resultado deste trabalho foi o ETL4NoSQL, um framework programável, flexível e integrado para auxiliar a modelagem e execução de processos de ETL, que possibilita a extração, transformação e carga de dados estruturados em modelos de dados não relacionais. Apresentamos os componentes …
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Polymorphic Data Modeling
… no data modeling standards for modeling NoSQL document store databases. This work proposes a standard to fill the void. The proposed standard is based on our new data modeling pattern named <em>The Polymorphic Table</em> <em>Pattern</em>. The pattern embraces the “schemaless” nature of …
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A study of conceptual data modelling in the era of big data: a case of Zambia.
… of digital world especially when storing data in NoSQL databases. The researcher, further explores the use of non-relational databases (type of databases which is developed to handle unstructured data) in the selected industries from public, private and non-governmental organisations in Zambia. …
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A study of conceptual data modelling in the era of big data: a case of Zambia.
… of digital world especially when storing data in NoSQL databases. The researcher, further explores the use of non-relational databases (type of databases which is developed to handle unstructured data) in the selected industries from public, private and non-governmental organisations in Zambia. …
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Development of a Modern Computational Infrastructure Around University Curricula
… data representation and storage, and several NoSQL options are explored for performing this task. Implementing the data stores with these technologies allowed the data to be stored in its native structure and greatly facilitates extensibility of the data model and the capability for analytics. …
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Access Control and Storage of Distributed IoT Data
… a class of databases known as the Not only SQL (NoSQL) databases in recent years. Its quick growth has been fueled by a high demand by businesses as it offers a convenient way to store data and is significantly different from our traditional relational databases. It is easy to process …
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Optimalizace čtení dat z distribuované databáze
… se zabývá optimalizací čtení dat z distribuované NoSQL databáze Apache HBase s ohledem na požadovanou granularitu dat. Zadání vzniklo jako produktový požadavek firmy Seznam.cz, a.s. divize Reklamy, nákladového střediska Sklik.cz za účelem vylepšení uživatelské zkušenosti zpřístupněním filtrace …
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Forensic attribution challenges during forensic examinations of databases
… is the lack of access and audit information in NoSQL databases. The dissertation thus investigates how the availability of access control and logging features in databases impacts forensic attribution. The database triggers, as dened in the SQL standard, are studied together with a number of …
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Webový editor prezentací
… pomocou Express.js a ako úložisko dát je zvolená NoSQL dokumentová databáza MongoDB. Frontend a backend časti aplikácie komunikujú medzi sebou cez technológiu REST. Výsledná aplikácia umožňuje užívateľom zobrazovať, upravovať a vytvárať viacero verzií danej prezentácie. Práca naďalej obsahuje …
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Using Blockchain to support Data & Service Monetization
… platforms rely on the maturity of traditional NoSQL database systems to support these features. These databases, for example, MongoDB allows for very efficient query and retrieval of data it stores. However, centralized platforms come with a bag of security and privacy concerns, making them not …
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FPGA-based hardware acceleration for a key-value store database
… design, the development and deployment of the NoSQL (Not Only SQL) database challenged yesterday's relational database and answered the demand for exceedingly higher volumes, accesses, and types of data. However, one less investigated route to bolster current database performance is the use of …
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PebblesDB : building key-value stores using fragmented log-structured merge trees
… different scenarios. We modify two widely-used NoSQL stores, MongoDB and HyperDex, to use PebblesDB as their underlying storage engine. Evaluating these applications using the YCSB benchmark shows that throughput is increased by 18-105% when using PebblesDB (compared to their default storage …
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Real-Time Processing and Visualization of High-Volume Smart Infrastructure Data Using Open-Source Technologies
… messaging queue and then inserted into a NoSQL database that stores heterogeneous data across several nodes. A REST-based web application allows interaction with this stored data via customizable visualization interfaces. To illustrate the utility of this framework design, it has been …
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Full-Stack Change Management for Database Systems
… of database systems, including relational, NoSQL document and key-value stores, as well as distributed variants. The state-of-the-art approach to address the binary evolution of a database system involves a restart: The database system is shut down, the binary replaced, and restarted. While …
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