Methods for optimizing queries of distributed databases

The object of research is distributed databases. The article emphasizes the great variety of existing databases and gives a brief description of them. The advantages, disadvantages and necessary requirements to the distributed database are analyzed. The most effective ways to optimize the structure...

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Main Authors: Р. Белоус, Є. Крилов, В. Анікін
Format: Article
Language:English
Published: Igor Sikorsky Kyiv Polytechnic Institute 2021-12-01
Series:Adaptivni Sistemi Avtomatičnogo Upravlinnâ
Subjects:
Online Access:http://asac.kpi.ua/article/view/247364
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author Р. Белоус
Є. Крилов
В. Анікін
author_facet Р. Белоус
Є. Крилов
В. Анікін
author_sort Р. Белоус
collection DOAJ
description The object of research is distributed databases. The article emphasizes the great variety of existing databases and gives a brief description of them. The advantages, disadvantages and necessary requirements to the distributed database are analyzed. The most effective ways to optimize the structure of distributed databases are listed separately. The purpose of the research is to analyze the approaches to assessing the effectiveness of distributed databases (productivity, scalability (extensibility), reliability, data protection, availability, ease of application development, the level of interaction with the user). The fragment of grammar of T – SQL language is given and the basic generalizing recommendations on writing of inquiries, which are convenient for the optimizer and effective at execution, are resulted. Ref. 4.
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spelling doaj.art-c8a15a3d7af846e09760825b821a0da12022-12-21T19:46:47ZengIgor Sikorsky Kyiv Polytechnic InstituteAdaptivni Sistemi Avtomatičnogo Upravlinnâ1560-89562522-95752021-12-0123910.20535/1560-8956.39.2021.247364Methods for optimizing queries of distributed databasesР. Белоус0Є. Крилов1В. Анікін2Igor Sikorsky Kyiv Polytechnic InstituteIgor Sikorsky Kyiv Polytechnic InstituteIgor Sikorsky Kyiv Polytechnic InstituteThe object of research is distributed databases. The article emphasizes the great variety of existing databases and gives a brief description of them. The advantages, disadvantages and necessary requirements to the distributed database are analyzed. The most effective ways to optimize the structure of distributed databases are listed separately. The purpose of the research is to analyze the approaches to assessing the effectiveness of distributed databases (productivity, scalability (extensibility), reliability, data protection, availability, ease of application development, the level of interaction with the user). The fragment of grammar of T – SQL language is given and the basic generalizing recommendations on writing of inquiries, which are convenient for the optimizer and effective at execution, are resulted. Ref. 4.http://asac.kpi.ua/article/view/247364distributed databasesoptimization methodsDBMSDB – DBMS connection
spellingShingle Р. Белоус
Є. Крилов
В. Анікін
Methods for optimizing queries of distributed databases
Adaptivni Sistemi Avtomatičnogo Upravlinnâ
distributed databases
optimization methods
DBMS
DB – DBMS connection
title Methods for optimizing queries of distributed databases
title_full Methods for optimizing queries of distributed databases
title_fullStr Methods for optimizing queries of distributed databases
title_full_unstemmed Methods for optimizing queries of distributed databases
title_short Methods for optimizing queries of distributed databases
title_sort methods for optimizing queries of distributed databases
topic distributed databases
optimization methods
DBMS
DB – DBMS connection
url http://asac.kpi.ua/article/view/247364
work_keys_str_mv AT rbelous methodsforoptimizingqueriesofdistributeddatabases
AT êkrilov methodsforoptimizingqueriesofdistributeddatabases
AT vaníkín methodsforoptimizingqueriesofdistributeddatabases