Questions tagged [sqlalchemy]

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SQLAlchemy with Plain Old Python Objects (POPO)

In SQLAlchemy class models are of data type Column which contain metadata about the table in the database. Such as: id = Column(Integer, primary_key=True, autoincrement=True, nullable=False) When I ...
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80 views

Maintaining parallel libraries: Binary files access + Metadata Database ORM design

I'm dealing with a higher-level data abstraction that I would appreciate some input on. I'm working on an application that uses a large data lake. The data lake is consisted of thousands of large ...
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118 views

When using an ORM when should I sacrifice performance for convenience?

I work with SQL Alchemy a lot and, as a "lazy programmer", I enjoy the convenience it offers. But the "diligent programmer" in me often worries about optimisation and the performance of the queries ...
2
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206 views

Separate business logic from ORM models in SQLAlchemy

I have a Flask application with tens of complex models, almost all of them related to each other. A simple pseudo-schema of some of them: +----------------+ | FoodGroup | +-------+--------+ ...
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2answers
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SQLAlchemy and DDD: It's own pattern?

While reading "Patterns, Principles, and Practices of Domain-Driven Design" by Nick Tune; Scott Millett (certainly not the first book on DDD I've read) I started to understand usage of Martin Fowler's ...