Data Modeling Tutorials

[lokeshm]

What is a Data Model?

Quite simply, data models are abstract models whose purpose is to describe how data can be used and represented effectively. The term “data model” is, however, used in two different ways. The first is in talking about data model theory – that is, formal descriptions of how data can be used and structured.

Read Full Article...

The History of Data Modeling

The programming of computers is an abstract realm of thought. In the ‘70s, it was thought that people would benefit from an increased use in graphic representations. On the side of process, flow charts led to data flow diagrams. Then, in the mid-70s, entity relationship modeling was created as a means of graphically representing data structures.

Read Full Article...

Data Modeling Explained

Data modeling is a computer science term that is used to describe the process of generating a data model. A data model will be generated by applying a special theory that is known as the data model theory. The data model theory will be used to create an entity that is known as a data model instance.

Read Full Article...


Entity Relationship Model

Structured data is stored in databases. Along with various other constraints, this data’s structure can be designed using entity relationship modeling, with the end result being an entity relationship diagram. Data modeling entails the usage of a notation for the representation of data models. An entity relationship diagram can be thought of as a type of semantic data model, or a conceptual one.

Read Full Article...


Tips for Mastering Data Modeling

Data modeling refers to the process where by data is structured and organized. It is a key component in the field of computer science. Once data is structured, it is usually then implemented into what is called a database management system. The main idea behind these systems to manage vast amounts of structured and unstructured data.

Read Full Article...

Physical Data Models

Physical data models represent the design of data while also taking into account both the constraints and facilities of a particular database management system. Generally, it is taken from a logical data model. Although it can also be engineered in reverse from a particular database implementation.

Read Full Article...


Role of Data Modeling within Enterprise Management

When it comes to the development, maintaining, augmentation, and integration of enterprise systems, data modeling is key. Over 90% of enterprise systems’ functionality is based on the creation, manipulation, and querying of data. When managing a major enterprise project, it is thus necessary to depend on data modeling in the successful execution of projects.

Read Full Article...

Data Modeling Overview

Data modeling refers to the process whereby data is structured and organized. It is a key component in the field of computer science. Once data is structured, it is usually then implemented into what is called a database management system. The main idea behind these systems is to manage vast amounts of both structured and unstructured data.

Read Full Article...