Database Management Systems (DBMSs) are a ubiquitous and critical component of modern computing, and the result of decades of research and development in both academia and industry.

Main concept: relation, basically a table with rows and columns. Every relation has a schema, which describes the columns, or fields. Run on a single computer system and do not interact with other …

Where does the relational data model fit? Maintains the files of the client machines.

The goal of a database system is to simplify and facilitate access to data; users of the system should not be burdened unnecessarily with the physical details of the implementation of the system.

Modern data estates are spread across data located on premises, on the edge and in one or more public clouds, spread across various sources like multiple relational databases, file and storage systems, …

Chapter 2: Database System Concepts and Architecture define: data model - set of concepts that can be used to describe the structure of a database data types, relationships and constraints set of basic …

Database designers are responsible for identifying the data to be stored in the database and for choosing appropriate structures to represent and store this data.

Database system architecture defines how data is organized, stored, and accessed within a database management system. It provides a blueprint for organizing components and their interactions.

The paper discusses the architecture of databases, emphasizing various components such as storage management, query processing, and transaction management. It outlines the roles of metadata, …

It also includes concepts to specify the behavior of a database application. Allows the database designer to specify a set of valid operations allowed on database objects.