join.inner not working

[rwb196884]

but

j = join.inner(
  left: generation, 
  right: solcast, 
  on: (l, r) => l._time == r._time, 
  as: (l, r) => ({
    _time: l._time,
    generation: l._value,
    solcast: r._value,
    factor: float(v: l._value) / float( v: r._value)
  })
  ) 
  
  j |> yield()

has no result.

[github-actions]

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