A Performance Comparison Of Sql And Nosql Databases Pdf

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a performance comparison of sql and nosql databases pdf

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These databases are claimed to perform better than SQL databases. Besides, we also investigate an additional operation: iterating through all keys.

SQL vs NoSQL: A Performance Comparison

A NoSQL originally referring to "non- SQL " or "non-relational" [1] database provides a mechanism for storage and retrieval of data that is modeled in means other than the tabular relations used in relational databases. Such databases have existed since the late s, but the name "NoSQL" was only coined in the early 21st century, [2] triggered by the needs of Web 2. Motivations for this approach include: simplicity of design , simpler "horizontal" scaling to clusters of machines which is a problem for relational databases , [2] finer control over availability and limiting the object-relational impedance mismatch. The particular suitability of a given NoSQL database depends on the problem it must solve. Sometimes the data structures used by NoSQL databases are also viewed as "more flexible" than relational database tables. Barriers to the greater adoption of NoSQL stores include the use of low-level query languages instead of SQL, for instance , lack of ability to perform ad hoc joins across tables, lack of standardized interfaces, and huge previous investments in existing relational databases.

Skip to Main Content. A not-for-profit organization, IEEE is the world's largest technical professional organization dedicated to advancing technology for the benefit of humanity. Use of this web site signifies your agreement to the terms and conditions. These databases are claimed to perform better than SQL databases. Besides, we also investigate an additional operation: iterating through all keys.

NoSQL databases are characterized by horizontal scalability, schema-free data models, and easy cloud deployment. To avoid overprovisioning, it is essential to be able to identify the correct number of nodes required for a specific system before deployment. We deploy them on the Amazon EC2 cloud platform using different types of virtual machines and cluster sizes to study the effect of different configurations. We then compare the behavior of these systems to high-level queueing network models. Our results show that the models are able to capture the main performance characteristics of the studied databases and form the basis for a capacity planning tool for service providers and service users.

A performance comparison of SQL and NoSQL databases

Skip to search form Skip to main content You are currently offline. Some features of the site may not work correctly. Recently, non-relational database systems known as NoSQL have emerged as alternative platforms to store, load and analyze Big Data. Save to Library. Create Alert.

Skip to search form Skip to main content You are currently offline. Some features of the site may not work correctly. Wang , Zongyan Yang Published Or is NoSQL just a hype? SQL Structured Query Language is a standard query language for relational database management system. Save to Library. Create Alert.


Abstract. With the current emphasis on “Big Data”, NoSQL databases have surged in popularity. These databases are claimed to perform better than SQL databases. We compare read, write, delete, and instantiate operations on key-value stores implemented by NoSQL and SQL databases.


Performance Evaluation of NoSQL Databases

Padhy, M. Patra, and S. Okman, N. Gal-Oz, Y.

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