Monday, January 6, 2020
Relational And Non Relational Database Model Essay
2 Literature Review Many theories have been written to clearly explain the concept of relational and non-relational databases. Although those literature hightligted varieties of significant theories, this review will attempt to establish a clear meaning of relational and non-relational database Concept, NoSQL data model, ACID and Base properties, CAP Theorem and Scalability. Furthermore, it will attempt to critically evaluate structured and unstructured data, elucidate on the strength and weakness of relational and NoSQL databases and give an overview of the benchmarks used to evaluate the reliability and performance of databases. 2.1 Relational and Non-Relational Database Concept The relational database model was invented in 1970, by Edgar Ted Codd, a Mathematician at IBMââ¬â¢s San Jose Research Lab in California, United States of America. At the time, nobody realized that Coddââ¬â¢s theories would spark a technological database revolution. Until 1970, a database stored large volume of data using hierarchical data model that was difficult to navigate and lacks flexibility [8]. Today, the benefits brought to us by relational database model are enormous. Ted Codd in his paper titled A Relational Model of Data for Large Shared Data Banksâ⬠, he created and visualize the concepts for organizing and accessing data that is embodied in the relational database, he proposed that data should be structured according to principles based on identified relations [9]. In order to eliminate dataShow MoreRelatedDocument Based Data Modeling Technique And Relational Technique1230 Words à |à 5 PagesJanu Barot Database System Midterm Exam Document based data modeling technique and relational technique In todays era, the volume of data we manage has developed to terabytes. As the volume of data continues developing, the sorts of data produced by applications get to be wealthier than some time recently. 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NoSQL database is a type of database that provides a means for storage and retrieval of structured, unstructured and semi-structured data. This is different from relational databases which uses the tabular relation. From a business perspective, considering the NoSQL is said to have a considerable advantage over the others. More importantly, since
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