index

package

v1.13.2 Latest Latest Go to latest Published: Dec 18, 2022 License: Apache-2.0 Imports: 8 Imported by: 0

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type InvertedIndex struct {
	// contains filtered or unexported fields
}

InvertedIndex implements a in-memory inverter index from label pairs to fingerprints. It is sharded to reduce lock contention on writes.

func New() *InvertedIndex

New returns a new InvertedIndex.

func (ii *InvertedIndex) Add(labels []cortexpb.LabelAdapter, fp model.Fingerprint) labels.Labels

Add a fingerprint under the specified labels. NOTE: memory for `labels` is unsafe; anything retained beyond the life of this function must be copied

func (ii *InvertedIndex) Delete(labels labels.Labels, fp model.Fingerprint)

Delete a fingerprint with the given label pairs.

func (ii *InvertedIndex) LabelNames() []string

LabelNames returns all label names.

func (ii *InvertedIndex) LabelValues(name string) []string

LabelValues returns the values for the given label.

func (ii *InvertedIndex) Lookup(matchers []*labels.Matcher) []model.Fingerprint

Lookup all fingerprints for the provided matchers.