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termvectors利用分析仪的。这样做时，您可以定义所需的任何分析器，即阻止分析器将单词转换为根/普通形式。查看文档以获取更多详细信息。
在：
POST so/_closePUT so/_settings{ "settings": { "analysis":{ "analyzer": { "my_analyzer": { "type": "custom", "tokenizer": "standard", "filter": ["lowercase", "my_stemmer"] } }, "filter": { "my_stemmer": { "type": "stemmer", "name": "english" } } } }}POST so/_openPUT so/t1/_mapping{ "t1": { "properties": { "tweet": { "type": "string", "store": true, "index_analyzer": "my_analyzer" } } }}POST so/t1/1{"tweet": "It is so boring here I want to go to my home sweet home. So I'm bored"}出：
{ "_index": "so", "_type": "t1", "_id": "1", "_version": 2, "found": true, "term_vectors": { "tweet": { "field_statistics": { "sum_doc_freq": 13, "doc_count": 1, "sum_ttf": 17 }, "terms": { "bore": { "term_freq": 2, ... }, "go": { "term_freq": 1, ... }, "here": { "term_freq": 1, ... }, "home": { "term_freq": 2, ... }, "i": { "term_freq": 1, ... }, "i'm": { "term_freq": 1, ... }, "is": { "term_freq": 1, ... }, "it": { "term_freq": 1, ... }, "my": { "term_freq": 1, ... }, "so": { "term_freq": 2, ... }, "sweet": { "term_freq": 1, ... }, "to": { "term_freq": 2, ... }, "want": { "term_freq": 1, ... } } } }}
