RemixIconEx.Device.database

You're seeing just the function database, go back to RemixIconEx.Device module for more information.
Link to this function

database(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Device.database()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M11 19V9H4v10h7zm0-12V4a1 1 0 0 1 1-1h9a1 1 0 0 1 1 1v16a1 1 0 0 1-1 1H3a1 1 0 0 1-1-1V8a1 1 0 0 1 1-1h8zm2-2v14h7V5h-7zM5 16h5v2H5v-2zm9 0h5v2h-5v-2zm0-3h5v2h-5v-2zm0-3h5v2h-5v-2zm-9 3h5v2H5v-2z" />
</svg>

example usage

svg.icon {
  width: 96;
  height: 96;
}