Ways to optimize SQL queries to improve database performance in high–load systems

SQL statements are used to retrieve information from a database. In most cases, these queries are executed very slowly, the reason for this is the low quality of their writing. For better performance, we need to use faster and more efficient queries. This article shows you how to optimize SQL querie...

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Main Authors: Я. Корнага, Ю. Базака, Є. Мар’єнко
Format: Article
Language:English
Published: Igor Sikorsky Kyiv Polytechnic Institute 2021-05-01
Series:Adaptivni Sistemi Avtomatičnogo Upravlinnâ
Subjects:
Online Access:http://asac.kpi.ua/article/view/226800
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author Я. Корнага
Ю. Базака
Є. Мар’єнко
author_facet Я. Корнага
Ю. Базака
Є. Мар’єнко
author_sort Я. Корнага
collection DOAJ
description SQL statements are used to retrieve information from a database. In most cases, these queries are executed very slowly, the reason for this is the low quality of their writing. For better performance, we need to use faster and more efficient queries. This article shows you how to optimize SQL queries for better performance. The topic of query optimization is very broad, but we will try to cover the most important aspects of this issue. In this paper, I do not focus on in–depth database analysis, but focus on simple hints and tips for setting up queries that can be used to immediately increase productivity. Ref. 6, pic. 5
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spelling doaj.art-db793f2caada478c9c7bd22c854be7f42022-12-21T20:13:57ZengIgor Sikorsky Kyiv Polytechnic InstituteAdaptivni Sistemi Avtomatičnogo Upravlinnâ1560-89562522-95752021-05-0123710.20535/1560-8956.37.2020.226800Ways to optimize SQL queries to improve database performance in high–load systemsЯ. Корнага0Ю. Базака1Є. Мар’єнко2National technical university of Ukraine "Igor Sikorsky Kyiv polytechnic institute"National technical university of Ukraine "Igor Sikorsky Kyiv polytechnic institute"National technical university of Ukraine "Igor Sikorsky Kyiv polytechnic institute"SQL statements are used to retrieve information from a database. In most cases, these queries are executed very slowly, the reason for this is the low quality of their writing. For better performance, we need to use faster and more efficient queries. This article shows you how to optimize SQL queries for better performance. The topic of query optimization is very broad, but we will try to cover the most important aspects of this issue. In this paper, I do not focus on in–depth database analysis, but focus on simple hints and tips for setting up queries that can be used to immediately increase productivity. Ref. 6, pic. 5http://asac.kpi.ua/article/view/226800SQLoptimizationdatabasequeryperformanceanalysis
spellingShingle Я. Корнага
Ю. Базака
Є. Мар’єнко
Ways to optimize SQL queries to improve database performance in high–load systems
Adaptivni Sistemi Avtomatičnogo Upravlinnâ
SQL
optimization
database
query
performance
analysis
title Ways to optimize SQL queries to improve database performance in high–load systems
title_full Ways to optimize SQL queries to improve database performance in high–load systems
title_fullStr Ways to optimize SQL queries to improve database performance in high–load systems
title_full_unstemmed Ways to optimize SQL queries to improve database performance in high–load systems
title_short Ways to optimize SQL queries to improve database performance in high–load systems
title_sort ways to optimize sql queries to improve database performance in high load systems
topic SQL
optimization
database
query
performance
analysis
url http://asac.kpi.ua/article/view/226800
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