opentelemetry-erlang-contrib/instrumentation/opentelemetry_ecto/test/support/test_repo.ex

defmodule OpentelemetryEcto.TestRepo do
  use Ecto.Repo,
    otp_app: :opentelemetry_ecto,
    adapter: Ecto.Adapters.Postgres,
    telemetry_prefix: [:opentelemetry_ecto, :test_repo]
end