O'Reilly logo

Mastering Data Modeling: A User-Driven Approach by John Carlis

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 23. LDS for LDS

If you’ve made it this far, you have signaled your determination to become a member of the culture of data modelers. Because that culture is like any other, we can make an LDS articulating the kinds of things its members want to remember.

The Meta-LDS

Recall Chapter 3, “Reading an LDS with Sentences.” It introduced most of the fundamental concepts of LDS in a particular order. We will build up an LDS for the culture of data modelers in the same order. This LDS will contain names that by now are familiar to you, names like relationship, link, attribute, descriptor, identifier, and entity.

Entities and Attributes

There are entities and attributes. An entity is a kind of thing. Every attribute is a descriptor, which ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required