Every type of database is a metaphor for the arrangement of information. The earliest mainframe databases arranged their contents in a simple, tree-like hierarchy. This had a number of drawbacks, ...

An Introduction to Database Systems provides a comprehensive introduction to the now very large field of database systems by providing a solid grounding in the foundations of database technology while ...

An introduction to databases and explore the different ways in which they can be used to store and manage data. The courses offered in this catalog are a curated collection of learning materials that ...