As we've said throughout this book, if the reader is a data or database developer, or has a similar background, the reader will most likely have heard of and be familiar with and comprehend the process of data modeling. This can be (at a high level, perhaps) described as the effort of analyzing and understanding the makeup and details of some data. Then, this data is organized or classified with the objective being that it can be easily understood and consumed by a community of users, either named (those already identified, such as financial analysts in an organization) or anonymous (such as internet consumers). The following image shows the data classification as per requirements:
Note
Anonymous access is the most common system access control method, at least, when it comes to websites.
As part of almost any data modeling development project, one might be asked to create a class diagram. This (class) diagram details how to split data (or a database) into discrete objects...
