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SSE: Mode to drop NaN/Inf/Null in Reduction operations (#43583)

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Co-authored-by: Yuriy Tseretyan <yuriy.tseretyan@grafana.com>
Co-authored-by: gillesdemey <gilles.de.mey@gmail.com>
This commit is contained in:
Kyle Brandt
2022-02-02 14:50:44 +01:00
committed by GitHub
co-authored by Yuriy Tseretyan gillesdemey
parent 0cb3037b55
commit 040ce40113
14 changed files with 627 additions and 100 deletions
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pkg/expr/mathexp/exp.go
+6 -18
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@@ -133,18 +133,14 @@ func (e *State) unarySeries(s Series, op string) (Series, error) {
for i := 0; i < s.Len(); i++ {
t, f := s.GetPoint(i)
if f == nil {
if err := newSeries.SetPoint(i, t, nil); err != nil {
return newSeries, err
}
newSeries.SetPoint(i, t, nil)
continue
}
newF, err := unaryOp(op, *f)
if err != nil {
return newSeries, err
}
if err := newSeries.SetPoint(i, t, &newF); err != nil {
return newSeries, err
}
newSeries.SetPoint(i, t, &newF)
}
return newSeries, nil
}
@@ -437,9 +433,7 @@ func (e *State) biSeriesNumber(labels data.Labels, op string, s Series, scalarVa
nF := math.NaN()
t, f := s.GetPoint(i)
if f == nil || scalarVal == nil {
if err := newSeries.SetPoint(i, t, nil); err != nil {
return newSeries, err
}
newSeries.SetPoint(i, t, nil)
continue
}
if seriesFirst {
@@ -450,9 +444,7 @@ func (e *State) biSeriesNumber(labels data.Labels, op string, s Series, scalarVa
if err != nil {
return newSeries, err
}
if err := newSeries.SetPoint(i, t, &nF); err != nil {
return newSeries, err
}
newSeries.SetPoint(i, t, &nF)
}
return newSeries, nil
}
@@ -475,18 +467,14 @@ func (e *State) biSeriesSeries(labels data.Labels, op string, aSeries, bSeries S
continue
}
if aF == nil || bF == nil {
if err := newSeries.AppendPoint(aIdx, aTime, nil); err != nil {
return newSeries, err
}
newSeries.AppendPoint(aTime, nil)
continue
}
nF, err := binaryOp(op, *aF, *bF)
if err != nil {
return newSeries, err
}
if err := newSeries.AppendPoint(aIdx, aTime, &nF); err != nil {
return newSeries, err
}
newSeries.AppendPoint(aTime, &nF)
}
return newSeries, nil
}