Per-column fill spec for TimeSeries.fill(mapping, options?) and the
partitioned variant. Values are either a FillStrategy name or
a literal ScalarValue (the latter is treated as a constant fill,
e.g. host: 'unknown'). Columns not listed are left untouched.
Per-column fill spec for
TimeSeries.fill(mapping, options?)and the partitioned variant. Values are either a FillStrategy name or a literalScalarValue(the latter is treated as a constant fill, e.g.host: 'unknown'). Columns not listed are left untouched.