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optimize termFieldVectorsFromTermVectors when empty

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This commit is contained in:
Steve Yen 2016-07-21 11:45:54 -07:00
parent b8c8478783
commit 5271a0f62b
1 changed files with 1 additions and 3 deletions
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4
index/upside_down/upside_down.go
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@ -769,11 +769,9 @@ func (udc *UpsideDownCouch) termVectorsFromTokenFreq(field uint16, tf *analysis.
return rv, rows
}
var emptyTermFieldVectors = []*index.TermFieldVector{}
func (udc *UpsideDownCouch) termFieldVectorsFromTermVectors(in []*TermVector) []*index.TermFieldVector {
if len(in) <= 0 {
return emptyTermFieldVectors
return nil
}
rv := make([]*index.TermFieldVector, len(in))