![Hierarchical Models in MMM: Can Structure beat data size [PyCon DE & PyData 2026]](https://i.ytimg.com/vi/9lExGn-JLFg/mqdefault.jpg)
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Last Updated: October 1, 2026
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In this video, you will learn: 1) What is Q. What is a data model? Ans. A data model is an abstract model that organizes elements of data in a certain format. The data ... Often data contains a parent-child relationship between rows in the same table. For example, company org charts and family trees ... DBMS: Introduction to Data Models Topics discussed: 1. Definition of data models and need for having data models with a ... 00:00 - What is data models? 03:11 - Why do we need data models? 05:30 - What are the phases of data modelling? 07:00 - 1. Recorded at PyCon DE & PyData 2026, 15.04.2026 2026.pycon.de/talks/EL7X8C/ Watch Mohamed Amine Jebari ... In this video, we explore how the Thank you to CodeRabbit for sponsoring this documentary Use CodeRabbit FREE for open source ... Want to learn more? Take the full course at learn.datacamp.com/courses/ DatabaseHistory - Episode 102: Total: The Industrial
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