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A few days ago, I read a post about Why you shouldn’t use a web framework that gave me a bit of inspiration. Frameworks are great tools for full-fledged apps, but sometimes you don’t need or want all the magic a framework provides.
In the Real-time Market-Data Updates with Elixir article, we have seen how to build a Coinbase WebSocket client and receive real-time trades. In the comments of the article, a reader asked how many trades we receive per second. In general, the rate of trades depends on the product and the time of day.
This blog post will cover a fairly trivial but still interesting problem that I encountered at work today. I think it’s worth writing about simply because it’s a bit non-obvious and will probably happen to other people as well. It also is a good time to reinforce our understanding of how the Elixir compiler works and why the order of things matters.
After DBConnection integration we have a driver that should be usable on its own. The next step is to integrate it with Ecto.