blockscout/lib/explorer_web/controllers/chain_controller.ex

defmodule ExplorerWeb.ChainController do
  use ExplorerWeb, :controller

  alias Explorer.Servers.ChainStatistics

  def show(conn, _params) do
    render(conn, "show.html", chain: ChainStatistics.fetch())
  end
end
Add a paginated blocks index 7 years ago			`defmodule ExplorerWeb.ChainController do`
Instrument all queries with NewRelic 7 years ago			`use ExplorerWeb, :controller`
Create Phoenix app 7 years ago
Add a GenServer to store chain statistics 7 years ago			`alias Explorer.Servers.ChainStatistics`
Speed up ChainController#show queries 7 years ago
Add a paginated blocks index 7 years ago			`def show(conn, _params) do`
Cache blocks and transactions in the chain statistics genserver 7 years ago			`render(conn, "show.html", chain: ChainStatistics.fetch())`
Create Phoenix app 7 years ago			`end`
			`end`