Hi guys, so I’m following tutorials in the book “Programming Phoenix ≥ 1.4” (yes, I got the latest version cause the older one was just too hard to follow). Under chapter 4 “Ecto and Changesets” everything works fine until I issue the command mix ecto.gen.migration create_users. The migration code …

Yes, the migration is empty! Ecto doesn’t try to magically figure out the migration from the schema. That’s why the book explicitly asks why you fill this in: defmodule Rumbl.Repo.Migrations.CreateUsers do use Ecto.Migration def change do create table(:users) do add :name, :string …

Hi @josevalim , I missed that sentence. I was actually tempted to copy/paste from the book but I honestly thought it was auto-generated. My mis-perception came from my background in Python/Django where similar commands do generate the migration code… I’m just an Elixir newbie learning new stuff. Tha…

Hi @2trc , are you still experimenting with Elixir? I’m also used (not too much though) to Django (I come from several years on SQLAlchemy, recently moved to Django mostly because of the ease of migrations there), and I’m a bit puzzled with ecto-migrations. I’m trying to document how they work, and…

Unfortunately not at the moment. I’m spending some time looking into :erlang (Programming Erlang and Designing for Scalability with Erlang/OTP). Going back to the basics

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Mix ecto.gen.migration creates empty migration

Questions & Help Questions

sheltont April 12, 2020, 12:56pm 6

I hit the same question. haha, got the same answer here.