About this document
DBMS Unit 1 Notes for B.Tech R18 by bharath Kumar is a document available to read on EtoBox.
1) The document provides a historical overview of database systems from the 1950s to present. It describes how databases have evolved from paper records and magnetic tapes to modern relational, object-oriented, NoSQL, and big data systems. 2) Key developments included the introduction of hard disks enabling direct data access, the hierarchical and network database models, the influential relational model, and SQL becoming the standard query language. 3) Recent decades saw the rise of client-server datab
- Author
- bharath Kumar
- Language
- EN