There is a project manager looking to estimate development and support tasks based on the number of entities on... I often get into passionate discussions with data modelers on whether a logical data model (LDM) should contain foreign... Adding supertypes and subtypes to your logical data model (LDM) helps improve communication, enforce additional rules, and organize thought.... The data vault is a data warehouse design structure which varies from traditional data warehouse architecture in several ways including... Here are three observations I plan on making at Data Modeling Zone that summarize the last 12 months on... Complete the form below to receive our monthly newsletter with data modeling puzzles, blogs, and happenings. Over 5,000 data modelers receive our monthly email – join us too!
Data Model Size
Foreign key on a logical data model?
Tips to spot subtypes and supertypes
Experience with the data vault
Observations on the data modeling profession
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