There are two primary types of data flow diagrams, each with a specific function and designed to inform a different target audience. Logical data flow diagrams illustrate how data flows in a system, ...

The diagrams make it easy to see how nodes connect to the network physically. Logical topology diagrams depict how data flows within the network. This is different from physical topology which focuses ...

In this article, you will learn what are the advantages of using ER diagrams in database design, and how they can help you create a logical, consistent, and efficient database schema. An ER ...

One of the tools you can use to achieve this is an entity-relationship (ER) diagram, which shows the logical structure of your data and the relationships between entities. However, creating an ER ...

Basic Conceptual Data Modeling: In the basic conceptual data modeling task, I create an entity-relationship diagram using two entities ... For Deliverable C, I need to create a logical data model ...

Abstract: In this paper, we propose to develop prototypes of data flow diagrams using a logical framework, which is based on an extension of logic programming to perform abductive reasoning (abductive ...

In this case, a product such as the Reichmann Toolbus product can be used to convert the logical entity relationship diagram to physical format. One toolset will minimize data movement errors, save ...

In this research, we develop an application for converting conceptual data model depicted in Entity Relationship Diagram (ERD) to logical schema of column-oriented NoSQL and conversion of the logical ...