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Surrogate Keys: Paving the Way for Graph / NoSQL Data Models

By   /  April 3, 2017  /  Data Blogs | Information From Enterprise Leaders, Data Education, Data Modeling Blogs, Data Modeling News, Articles, & Education, Database Blogs, Database News, Articles, & Education  /  No Comments

Click to learn more about video blogger Thomas Frisendal. Since the mid-seventies many SQL-databases have been modeled using the concept of surrogate keys: Non-information bearing primary keys Used for join purposes (inter-table relationships) System generated (integer) values Not to be shown to end-users The advantage of using surrogate keys is guaranteed persistence, even across changes in […]

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Artificial Intelligence vs. Human Intelligence: Hey Robo Data Modeler!

By   /  February 8, 2017  /  Big Data Blogs, Big Data News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Data Modeling Blogs, Data Modeling News, Articles, & Education, Smart Data Blogs, Smart Data News, Articles, & Education  /  No Comments

Click to learn more about author Thomas Frisendal. In the data space plenty of new terms are being coined (by marketing?) for handling data modeling, governance and quality issues: “data preparation”, “data wrangling”, “data catalogue” and “machine-based data harmonization” (™ of ClearStory Data). Do we need stuff like this? Definitely so. Today we need to move […]

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Data Modeling: Why Not 3D?

By   /  October 19, 2016  /  Data Blogs | Information From Enterprise Leaders, Data Education, Data Modeling Blogs, Data Modeling News, Articles, & Education, Data Science Blogs, Data Science News, Articles, & Education  /  2 Comments

Click here to learn more about author Thomas Frisendal. Data Models are meant to communicate structure of information to recipients, who need to understand it. But who are these recipients? In fact, they are human beings. Given that, we should choose our means of communication to be the most effective that we can find. Other […]

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Why Non-Tech Execs Should Understand Data Modeling

By   /  May 24, 2016  /  Data Daily | Data News, Data Education, Data Modeling News, Data Modeling News, Articles, & Education, Education Resources For Use & Management of Data  /  No Comments

by Angela Guess Eran Levy recently wrote in Smart Data Collective, “For many non-technical individuals in the business world, data modeling can seem like a strange and somewhat terrifying realm. Even those who are data-savvy and regularly consult and analyze data in their day-to-day operations will often view modeling as perplexing under-the-hood stuff that is […]

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Documenting Data Models

By   /  May 16, 2016  /  Data Blogs | Information From Enterprise Leaders, Data Education, Data Modeling Blogs, Data Modeling News, Articles, & Education  /  No Comments

Click here to learn more about author Michael Blaha. Once you’ve created a data model, how do you document it? You need to deliver the model’s content to others – to business sponsors, other developers, and posterity for purposes that you may not envision. This article looks at options for documenting data models and their […]

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Ten Reasons Why Developers Ignore Data Models — Revisited

By   /  April 11, 2016  /  Data Blogs | Information From Enterprise Leaders, Data Education, Data Modeling Blogs, Data Modeling News, Articles, & Education  /  No Comments

Click here to learn more about author Michael Blaha. Here is a follow- up on my blog from several months ago on “Ten Reasons Why Developers Ignore Data Models.” Paraphrasing, reader Lawrence Hecht asked via Twitter if there is any way to tell from a schema if the developers had used a data model. A […]

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Embarcadero Announces ER/Studio 2016 with Expanded Data Modeling

By   /  January 20, 2016  /  Data Daily | Data News, Data Education, Data Modeling News, Data Modeling News, Articles, & Education, Education Resources For Use & Management of Data  /  No Comments

by Angela Guess A new article out of the company reports, “Embarcadero Technologies (recently acquired by IDERA), a leading provider of database lifecycle management solutions, today released ER/Studio® 2016, a powerful data architecture solution that combines multi-platform data modeling, design and reporting with cross-organizational team collaboration for data architectures and enterprises of all sizes. The […]

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Ten Reasons Why Developers Ignore Data Models

By   /  November 30, 2015  /  Data Blogs | Information From Enterprise Leaders, Data Education, Data Governance & Data Quality | News & Articles, Data Governance Blogs, Data Modeling Blogs, Data Modeling News, Articles, & Education  /  No Comments

Learn more about Michael Blaha. Why do some developers think they can dive in and build a database application without first constructing data models? They are violating the whole premise of software engineering which is to think before acting. Data models provide a means for focusing the mind and is necessary for a systematic, repeatable […]

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Data Modeling Today

By   /  September 22, 2015  /  Data Daily | Data News, Data Education, Data Modeling News, Data Modeling News, Articles, & Education  /  No Comments

by Angela Guess Ron Bodkin of Teradata recently wrote for Forbes, “Follow the mainstream technology hype machine and one could easily be led to believe that data modeling is dead.  The story goes something like, ‘Thanks to agile technologies like Hadoop and techniques such as schema on read, prescribed data modeling is now replaced by […]

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