Under the hood, LangChain works with SQLAlchemy to connect to various types of databases. This means it can work with many popular databases, like MS SQL, MySQL, MariaDB, PostgreSQL, Oracle SQL, and SQLite. To learn more about connecting LangChain to your specific database, you can check the SQLAlchemy documentation for helpful information and requirements. - Source: dev.to / about 1 year ago

SQLModel is a library for interacting with SQL databases from Python code, using Python objects. It is designed to be intuitive, easy-to-use, highly compatible, and robust. It is powered by Pydantic and SQLAlchemy and relies on Python type annotations for maximum simplicity. The key features are: it's intuitive to write and use, highly compatible, extensible, and minimizes code duplication. The library does a lot... - Source: dev.to / over 1 year ago

If you are not so concerned about the pinouts, the ODROIDs are excellent and generally in stock if you buy them from hardkernel.com. They are similar prices but a bit more powerful, although some (such as the M1) are quite big. I ended up buying some ODROIDs as alternatives and they worked out ok where I didn't need a Pi camera or hat. In the future I'll probably move more towards ODROIDs because of the power and... Source: over 1 year ago