Data Modeling News, Articles, & Education

Primary Key and Foreign Key Errors to Avoid

Michael Blaha

by Michael Blaha Few IT applications are truly grass roots. Rather most new applications are intended to replace or complement existing applications. As a result, we often find ourselves working with legacy databases. This article is based on 50 legacy databases that we’ve studied over the years. In our experience about 20% of database designs…

A Closer Look at Multiple Regression Modeling

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by Angela Guess Joseph Trevaskis recently wrote for iCrunch Data News, “As a little food for thought, here are a few potential uses of Multiple Regression Models, especially Step-wise Models. Remember that it might be virtually impossible to generate an adequate solution if you are attempting to generate a single stage Multiple Regression Model that…

Data-Ed Webinar: Trends in Data Modeling

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This presentation was given in a live webinar on August 11, 2015 To view just the slides from this presentation, click HERE>> About the Webinar Businesses cannot compete without data. Every organization produces and consumes it. Data trends are hitting the mainstream and businesses are adopting buzzwords such as Big Data, data vault, data scientist,…

Data-Ed Slides: Trends in Data Modeling

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This presentation was given in a live webinar on August 11, 2015 Trends in Data Modeling from DATAVERSITY To view the On Demand recording of this presentation, click HERE>> About the Webinar Businesses cannot compete without data. Every organization produces and consumes it. Data trends are hitting the mainstream and businesses are adopting buzzwords such…

Modeling Mind and Body with Spark

James Kobielus 2

by James Kobielus What is Apache Spark best for? It’s the right tool for modeling any massively distributed, continually streaming, in-memory connectivity graph that processes sensor data and drives optimized next best actions in a spatio-temporal context. What fits that exceptionally complex use-case description better than the neural network of which one’s brain is the…

Webinar: How Semantics Solves Big Data Challenges

MarkLogic

This presentation was given in a live webinar on July 30, 2015 To view just the slides from this presentation, click HERE>> This Webinar was Sponsored by:   About the Webinar Today, organizations want both IT simplicity and innovation, but reliance on traditional databases only leads to more complexity, longer development cycles, and more silos.…

Slides: How Semantics Solves Big Data Challenges

MarkLogic

This presentation was given in a live webinar on July 30, 2015 How Semantics Solves Big Data Challenges from DATAVERSITY To view the On Demand recording of this presentation, click HERE>> This Webinar was Sponsored by:   About the Webinar Today, organizations want both IT simplicity and innovation, but reliance on traditional databases only leads…

Why Doesn’t SOA Use Data Models?

Michael Blaha

by Michael Blaha The short answer is that’s there’s no good reason. SOA, the Service-Oriented Architecture, is a popular approach for organizing business functionality. From the literature it’s clear that SOA’s emphasis is on programming. That’s ironic given that most SOA services deal with the reading and writing of data. We seldom see SOA developers…