🔑 Data Modelling and Querying - CS140 📰
Data Modelling, Querying SQL, Relational Algebra, Postgresql, Jupyter Notebooks.
I took this class in Fall 2016. Each notebook is an exercise, either on SQL, Relational Algebra, or both. New concepts are presented in each exercise. Concepts include:
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Querying
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Data Definition Language
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Group By and Aggregate Functions
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Cartesian Product
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Joins
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Sets operations
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Nested statements
Feel free to clone this repository and to explore the notebooks..