Query optimization in relational database systems and cloud computing technology

Autor: Lwin Thurein Kyaw, A. V. Bogdanov
Jazyk: ruština
Rok vydání: 2015
Předmět:
Zdroj: Компьютерные исследования и моделирование, Vol 7, Iss 3, Pp 649-655 (2015)
ISSN: 2077-6853
2076-7633
Popis: Optimization is the heart of relational Database Management System (DMBS). Its can analyzes the SQL statements and determines the most efficient access plan to satisfy every query request. Optimization can solves this problem and analyzes SQL statements specifying which tables and columns are available. And then request the information system and statistical data stored in the system directory, to determine the best method of solving the tasks required to comply with the query requests.
Databáze: OpenAIRE