There are different valid ways to produce these queries, some of which might be less composable but simpler: https://hexdocs.pm/ecto/Ecto.Query.html https://hex

There are different valid ways to produce these queries, some of which might be less composable but simpler: https://hexdocs.pm/ecto/Ecto.Query.html https://hexdocs.pm/ecto/Ecto.Query.html