Results 41 to 50 of about 5,134,356 (187)

Automated Database Indexing using Model-free Reinforcement Learning [PDF]

open access: yes, 2020
Configuring databases for efficient querying is a complex task, often carried out by a database administrator. Solving the problem of building indexes that truly optimize database access requires a substantial amount of database and domain knowledge, the lack of which often results in wasted space and memory for irrelevant indexes, possibly ...
arxiv   +1 more source

Introducing BASE: the Biomes of Australian Soil Environments soil microbial diversity database

open access: yesGigaScience, 2016
BackgroundMicrobial inhabitants of soils are important to ecosystem and planetary functions, yet there are large gaps in our knowledge of their diversity and ecology. The ‘Biomes of Australian Soil Environments’ (BASE) project has generated a database of
A. Bissett   +43 more
semanticscholar   +1 more source

BERT Meets Relational DB: Contextual Representations of Relational Databases [PDF]

open access: yesarXiv, 2021
In this paper, we address the problem of learning low dimension representation of entities on relational databases consisting of multiple tables. Embeddings help to capture semantics encoded in the database and can be used in a variety of settings like auto-completion of tables, fully-neural query processing of relational joins queries, seamlessly ...
arxiv  

DATABASES APPLICATION DEVELOPED IN THE VISUAL STUDIO PROGRAMMING ENVIRONMENT [PDF]

open access: yesAnalele Universităţii "Constantin Brâncuşi" din Târgu Jiu: Seria Inginerie, 2019
The article aims to develop a visual application with databases in visual studio .net. The paper shows the following important aspects such as: creating a simple interface in visual studio, how to connect a database to the interface, how to define the ...
Gheorghe Gîlcă , Marian Ionescu
doaj  

A Novel Database Acceleration Technology for Full Table Scans

open access: yesIEEE Access
Advancements in hardware technology, especially Field Programmable Gate Arrays (FPGAs), have shown potential in enhancing database performance. Yet, much of the existing research has neglected crucial aspects such as the database-hardware interface and ...
Chuang Zhang, Xuebin Tang, Yuanxi Peng
doaj   +1 more source

A Systematic Method for On-The-Fly Denormalization of Relational Databases [PDF]

open access: yesarXiv, 2020
Normalized relational databases are a common method for storing data, but pulling out usable denormalized data for consumption generally requires either direct access to the source data or creation of an appropriate view or table by a database administrator.
arxiv  

MBGD update 2018: microbial genome database based on hierarchical orthology relations covering closely related and distantly related comparisons

open access: yesNucleic Acids Res., 2018
The Microbial Genome Database for Comparative Analysis (MBGD) is a database for comparative genomics based on comprehensive orthology analysis of bacteria, archaea and unicellular eukaryotes. MBGD now contains 6318 genomes.
I. Uchiyama   +4 more
semanticscholar   +1 more source

Performance comparison between Xamarin and Java database operations

open access: yesJournal of Computer Sciences Institute, 2018
Work with database is one of base things in developing an application. Every technology/language uses own ways to work with database. In the case of Android the SQLite relational database management system is used.
Oleh Datsko, Elżbieta Miłosz
doaj   +1 more source

VECTOR AND RASTER DATA LAYERED FUSION AND 3D VISUALIZATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Although contemporary geospatial science has made great progress, spatial data fusion of vector and raster data is still a problem in the geoinformation science environment.
Y. S. Huang   +7 more
doaj   +1 more source

Exoplanet Orbit Database. II. Updates to Exoplanets.org [PDF]

open access: yes, 2014
The Exoplanet Orbit Database (EOD) compiles orbital, transit, host star, and other parameters of robustly-detected exoplanets reported in the peer-reviewed literature.
E. Han   +6 more
semanticscholar   +1 more source

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