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Expr: make reduction nan/null more consistent (#29665)

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This commit is contained in:
Kyle Brandt 2020-12-07 15:07:18 -05:00 committed by GitHub
parent da32cef4ae
commit 311b563c9b
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 3 deletions
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6
pkg/expr/mathexp/reduce.go
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@ -11,7 +11,7 @@ func Sum(v *data.Field) *float64 {
var sum float64 var sum float64
for i := 0; i < v.Len(); i++ { for i := 0; i < v.Len(); i++ {
if f, ok := v.At(i).(*float64); ok { if f, ok := v.At(i).(*float64); ok {
if f == nil { if f == nil || math.IsNaN(*f) {
nan := math.NaN() nan := math.NaN()
return &nan return &nan
} }
@ -35,7 +35,7 @@ func Min(fv *data.Field) *float64 {
} }
for i := 0; i < fv.Len(); i++ { for i := 0; i < fv.Len(); i++ {
if v, ok := fv.At(i).(*float64); ok { if v, ok := fv.At(i).(*float64); ok {
if v == nil { if v == nil || math.IsNaN(*v) {
nan := math.NaN() nan := math.NaN()
return &nan return &nan
} }
@ -55,7 +55,7 @@ func Max(fv *data.Field) *float64 {
} }
for i := 0; i < fv.Len(); i++ { for i := 0; i < fv.Len(); i++ {
if v, ok := fv.At(i).(*float64); ok { if v, ok := fv.At(i).(*float64); ok {
if v == nil { if v == nil || math.IsNaN(*v) {
nan := math.NaN() nan := math.NaN()
return &nan return &nan
} }