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SQLAlchemy ORM: Foreign Keys and Relationships Explained

Grand Line Logic

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SQLAlchemy ORM: Foreign Keys and Relationships Explained

9 просмотров · 11 дней назад
Grand Line Logic
9 просмотров · 11 дней назад
This video explains how database tables connect and how to work with them in Python using SQLAlchemy ORM. We go through the concepts in simple terms, with examples to help you understand what the code does and why. Topics covered: Tables, primary keys, and foreign keys Defining SQLAlchemy ORM models The difference between ForeignKey at the database level and relationship() at the Python level Querying connected tables using select() and join() #Python #SQLAlchemy #Database #SQL #BackendDevelopment #Coding #SoftwareEngineering