Hello and welcome to the user manual for your newly unboxed Entity Relationship Diagram Tutorial. This guide is designed to help you get started with your product and provide you with a thorough ...

In this scenario, you have recently been hired as a Data Engineer by a New York based coffee shop chain that is looking to expand nationally by opening a number of franchise locations. As part of ...

A table in a database holds the attributes for one entity only. Data can then be added in the form of records. Rather than storing information in one table, relational databases store data across ...

Occasionally one sees an entity-relationship diagram (ERD) having an unusual characteristic. The unusual element is an entity (or more than one) that seems to have a relationship with every other ...

Abstract: An Entity-Relationship (E-R) diagram is a graphical representation of interest in a specific domain of knowledge about any information system. It is a data modeling technique that can help ...

Abstract: The increasing usage of column-oriented NoSQL drives people to define methods to model the data structure of this technology. The data modelling methods require the support of tools or ...