githaven-fork/vendor/github.com/blevesearch/bleve/v2/README.md

bleve

modern text indexing in go - blevesearch.com

Features

• Index any go data structure (including JSON)
• Intelligent defaults backed up by powerful configuration
• Supported field types:
  • Text, Numeric, Date
• Supported query types:
  • Term, Phrase, Match, Match Phrase, Prefix
  • Conjunction, Disjunction, Boolean
  • Numeric Range, Date Range
  • Simple query syntax for human entry
• tf-idf Scoring
• Search result match highlighting
• Supports Aggregating Facets:
  • Terms Facet
  • Numeric Range Facet
  • Date Range Facet

Discussion

Discuss usage and development of bleve in the google group.

Indexing

message := struct{
	Id   string
	From string
	Body string
}{
	Id:   "example",
	From: "marty.schoch@gmail.com",
	Body: "bleve indexing is easy",
}

mapping := bleve.NewIndexMapping()
index, err := bleve.New("example.bleve", mapping)
if err != nil {
	panic(err)
}
index.Index(message.Id, message)

Querying

index, _ := bleve.Open("example.bleve")
query := bleve.NewQueryStringQuery("bleve")
searchRequest := bleve.NewSearchRequest(query)
searchResult, _ := index.Search(searchRequest)

License

Apache License Version 2.0