Data Modeling News, Articles, & Education

Modeling Webinar: Modeling Metadata

Modeling with Graeme

This presentation was given in a live webinar on September 25, 2014 Big Challenges in Data Modeling: Modeling Metadata from DATAVERSITY To view just the slides from this presentation, click HERE>> This Month’s Topic Focus: Modeling Metadata About the Webinar We invite you to join us in this monthly DATAVERSITY webinar series, “Big Challenges with…

Myth 2 – Meaningless Normalization

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by Karen Lopez Does this happen to you: someone gives you a table structure and asks you to say what normal form it’s in?  You look at it, see something that looks like repeating groups and some columns that look like they aren’t supposed to be mixed up with all those other columns (lets say…

Specify the Data Model and the Database Design

Michael Blaha

by Michael Blaha Many organizations today outsource software development. You, the customer, specify your requirements and the vendor is supposed to build software that meets your requirements. But requirements are not sufficient as a specification. With this common scenario, you have no control over the quality of the software being built. Furthermore, you have no…

Characteristics of a Great Enterprise Data Modeler – Part II

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by Karen Lopez In a previous post, I wrote about five characteristics of a great data modeler and why it’s important to assess these traits during the interview process.  I continue here with five more characteristics. That brings us to a total of ten. In the comments below, I’d love to hear about other characteristics you’d want…

Modeling Webinar: Supertyping and Subtyping

Modeling with Graeme

This presentation was given in a live webinar on August 28, 2014 Big Challenges in Data Modeling: Supertyping and Subtyping from DATAVERSITY To view just the slides from this presentation, click HERE>> This Month’s Topic Focus: Supertyping and Subtyping About the Webinar We invite you to join us in this monthly DATAVERSITY webinar series, “Big…

Modeling Slides: Supertyping and Subtyping

Modeling with Graeme

This presentation was given in a live webinar on August 28, 2014 Big Challenges in Data Modeling: Supertyping and Subtyping from DATAVERSITY To view the On Demand recording of this presentation, click HERE>> This Month’s Topic Focus: Supertyping and Subtyping About the Webinar We invite you to join us in this monthly DATAVERSITY webinar series,…

The Ubiquitous Data Model

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by Michael Brackett Traditional data models cover the extremes from generality and commonality to detail and specificity. They also range from providing a full understanding of the data based on the business to rapid physical implementation for immediate use. Such extremes lead to data that are not thoroughly understood and a disparate data resource. The…

CMMI Institute Unveils the Data Management Maturity Model

cmmi

by Angela Guess According to the organization, “CMMI® Institute today unveiled the Data Management Maturity (DMM)™ model to enable organizations to improve data management practices across the full spectrum of their business. The DMM model, as the only reference model of its kind, provides organizations with a standard set of best practices to build a…

DataEd Webinar: Data Management Maturity Model

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Data-Ed Online: Data Management Maturity Model from DATAVERSITY To view just the slides from this presentation, click HERE>> About the Webinar The Data Management Maturity (DMM) model is a framework for the evaluation and assessment of an organization’s data management capabilities.  The model allows an organization to evaluate its current state data management capabilities, discover…

DataEd Slides: Data Management Maturity Model

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This presentation was given in a live webinar on August 12, 2014 Data-Ed Online: Data Management Maturity Model from DATAVERSITY To view the On Demand recording for this session, click HERE>> About the Webinar The Data Management Maturity (DMM) model is a framework for the evaluation and assessment of an organization’s data management capabilities.  The…