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expose seriesToChunkEncoder (#8845)

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Signed-off-by: yeya24 <yb532204897@gmail.com>
This commit is contained in:
Ben Ye 2021-05-19 08:01:35 -04:00 committed by GitHub
parent e6bb865ad4
commit d95b097250
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2 changed files with 7 additions and 4 deletions
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2
storage/merge.go
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@ -667,7 +667,7 @@ func (c *compactChunkIterator) Next() bool {
}
// Add last as it's not yet included in overlap. We operate on same series, so labels does not matter here.
iter = (&seriesToChunkEncoder{Series: c.mergeFunc(append(overlapping, newChunkToSeriesDecoder(nil, c.curr))...)}).Iterator()
iter = NewSeriesToChunkEncoder(c.mergeFunc(append(overlapping, newChunkToSeriesDecoder(nil, c.curr))...)).Iterator()
if !iter.Next() {
if c.err = iter.Err(); c.err != nil {
return false

9
storage/series.go
View file

@ -204,9 +204,7 @@ func (c *seriesSetToChunkSet) Next() bool {
}
func (c *seriesSetToChunkSet) At() ChunkSeries {
return &seriesToChunkEncoder{
Series: c.SeriesSet.At(),
}
return NewSeriesToChunkEncoder(c.SeriesSet.At())
}
func (c *seriesSetToChunkSet) Err() error {
@ -219,6 +217,11 @@ type seriesToChunkEncoder struct {
const seriesToChunkEncoderSplit = 120
// NewSeriesToChunkEncoder encodes samples to chunks with 120 samples limit.
func NewSeriesToChunkEncoder(series Series) ChunkSeries {
return &seriesToChunkEncoder{series}
}
func (s *seriesToChunkEncoder) Iterator() chunks.Iterator {
chk := chunkenc.NewXORChunk()
app, err := chk.Appender()