bluge

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Open source

indexing library for Go

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About

indexing library for Go

Bluge

modern text indexing in go - blugelabs.com

Features

Supported field types:
- Text, Numeric, Date, Geo Point
Supported query types:
- Term, Phrase, Match, Match Phrase, Prefix
- Conjunction, Disjunction, Boolean
- Numeric Range, Date Range
BM25 Similarity/Scoring with pluggable interfaces
Search result match highlighting
Extendable Aggregations:
- Bucketing
  - Terms
  - Numeric Range
  - Date Range
- Metrics
  - Min/Max/Count/Sum
  - Avg/Weighted Avg
  - Cardinality Estimation (HyperLogLog++)
  - Quantile Approximation (T-Digest)

Indexing

    config := bluge.DefaultConfig(path)
    writer, err := bluge.OpenWriter(config)
    if err != nil {
        log.Fatalf("error opening writer: %v", err)
    }
    defer writer.Close()

    doc := bluge.NewDocument("example").
        AddField(bluge.NewTextField("name", "bluge"))

    err = writer.Update(doc.ID(), doc)
    if err != nil {
        log.Fatalf("error updating document: %v", err)
    }