{"id":41338,"date":"2023-07-13T20:59:35","date_gmt":"2023-10-16T14:40:30","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8elasticsearch%ef%bc%8c%e5%88%9b%e5%bb%ba%e4%b8%80%e4%b8%aa%e5%9c%a830%e5%88%86%e9%92%9f%e5%86%85%e6%8e%a8%e6%b5%8b%e5%87%ba%e5%8f%a3%e8%a2%8b%e5%a6%96%e6%80%aa%e7%9a%84%e6%90%9c\/"},"modified":"2024-04-30T13:26:17","modified_gmt":"2024-04-30T05:26:17","slug":"%e4%bd%bf%e7%94%a8elasticsearch%ef%bc%8c%e5%88%9b%e5%bb%ba%e4%b8%80%e4%b8%aa%e5%9c%a830%e5%88%86%e9%92%9f%e5%86%85%e6%8e%a8%e6%b5%8b%e5%87%ba%e5%8f%a3%e8%a2%8b%e5%a6%96%e6%80%aa%e7%9a%84%e6%90%9c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8elasticsearch%ef%bc%8c%e5%88%9b%e5%bb%ba%e4%b8%80%e4%b8%aa%e5%9c%a830%e5%88%86%e9%92%9f%e5%86%85%e6%8e%a8%e6%b5%8b%e5%87%ba%e5%8f%a3%e8%a2%8b%e5%a6%96%e6%80%aa%e7%9a%84%e6%90%9c\/","title":{"rendered":"\u4f7f\u7528Elasticsearch\uff0c\u521b\u5efa\u4e00\u4e2a\u572830\u5206\u949f\u5185\u63a8\u6d4b\u51fa\u53e3\u888b\u5996\u602a\u7684\u641c\u7d22\u5f15\u64ce"},"content":{"rendered":"

\u65e5\u672c\u306e\u30b2\u30fc\u30e0\u4f1a\u793e\u30a8\u30a4\u30c1\u30fc\u30e0\u306e\u300c\u5f15\u8d8a\u3057\u4f8d\u30fb\u30a8\u30a4\u30c1\u30fc\u30e0\u30b3\u30cd\u30af\u30c8 Advent Calendar 2019\u300d\u306e22\u65e5\u76ee\u306e\u62c5\u5f53\u306f\u3001@hinora\u3067\u3059\uff01\u3053\u308c\u304c2\u56de\u76ee\u3067\u3059\uff01<\/p>\n

? \u793a\u8303<\/h2>\n
\"\"<\/div>\n

? \u8fd9\u662f\u4ec0\u4e48\uff1f<\/h2>\n

\u6211\u4f1a\u6839\u636e\u8f93\u5165\u7684\u5b9d\u53ef\u68a6\u540d\u5b57\u63a8\u6d4b\u5e76\u663e\u793a\u76f8\u4f3c\u7684\u5b9d\u53ef\u68a6\u3002<\/p>\n

\u5728\u793a\u5a01\u6d3b\u52a8\u4e2d\u5f97\u51fa\u4ee5\u4e0b\u7684\u7ed3\u679c\u3002<\/p>\n

\n
INOUT\u30d4\u30ab\u30c1\u30e5\u30a6\u30e9\u30a4\u30c1\u30e5\u30a6, \u30a8\u30ec\u30ad\u30c3\u30c9, \u30d4\u30c1\u30e5\u30fc<\/div>\n<\/div>\n

\u673a\u5236<\/h2>\n

\u6211\u8981\u4f7f\u7528Elasticsearch\u7684\u76f8\u4f3c\u67e5\u8be2\uff08More Like This Query\uff09\u3002<\/p>\n

\u4f7f\u7528\u201c\u66f4\u591a\u76f8\u4f3c\u7ed3\u679c\u201d\u67e5\u8be2\uff0c\u53ef\u4ee5\u4ece\u6307\u5b9a\u7684\u6587\u6863\u6216\u5173\u952e\u8bcd\u4e2d\u63d0\u53d6\u51fa\u76f8\u4f3c\u7684\u5185\u5bb9\u3002<\/p>\n

\u4f5c\u4e3a\u63a8\u8350\u7cfb\u7edf\uff0c\u867d\u7136\u7cbe\u5ea6\u4e0d\u5982\u673a\u5668\u5b66\u4e60\u7b49\u65b9\u6cd5\uff0c\u4f46\u975e\u5e38\u9002\u5408\u5e0c\u671b\u4ee5\u4e00\u5b9a\u7cbe\u5ea6\u7b80\u5355\u5b9e\u73b0”\u63a8\u8350\u6587\u7ae0”\u6216”\u63a8\u8350\u5546\u54c1”\u7b49\u573a\u666f\uff01<\/p>\n

\u270a \u4eb2\u81ea\u5b9e\u8df5\u4e00\u4e0b<\/h2>\n

\u51c6\u5907Elasticsearch\u548cKibana\u3002<\/h3>\n

\u8bf7\u4f7f\u7528Docker Compose\u8fdb\u884c\u90e8\u7f72\uff0c\u9700\u8981\u6ce8\u610f\u5b83\u4f1a\u5360\u7528\u76f8\u5f53\u591a\u7684\u5185\u5b58\u3002\u540c\u65f6\uff0c\u6211\u4eec\u4e5f\u4f1a\u5b89\u88c5kuromoji\u63d2\u4ef6\u3002<\/p>\n

\u8bf7\u60a8\u4e3a\u97f3\u91cf\u76f8\u5173\u7684\u76ee\u5f55\u8fdb\u884c\u9002\u5f53\u521b\u5efa\u3002<\/p>\n

docker-compose.yml\uff1adocker-compose.yml
\nversion: ‘2’<\/p>\n

services:
\nelasticsearch:
\nbuild: elasticsearch
\nvolumes:
\n– .\/docker\/es\/data:\/usr\/share\/elasticsearch\/data
\n– .\/docker\/es\/config\/elasticsearch.yml:\/usr\/share\/elasticsearch\/config\/elasticsearch.yml
\nports:
\n– 9200:9200
\nenvironment:
\n– discovery.type=single-node
\n– bootstrap.memory_lock=true
\n– “ES_JAVA_OPTS=-Xms512m -Xmx512m”
\nkibana:
\nimage: docker.elastic.co\/kibana\/kibana:7.5.1
\nports:
\n– 5601:5601<\/p>\n

volumes:
\nelasticsearch-data:
\ndriver: local<\/p>\n

elasticsearch\/Dockerfile\uff1a
\nFROM docker.elastic.co\/elasticsearch\/elasticsearch:7.5.1<\/p>\n

RUN elasticsearch-plugin install analysis-kuromoji<\/p>\n<\/details>\n

2. \u6570\u636e\u7684\u83b7\u53d6\u548c\u5bfc\u5165<\/h3>\n

\u672c\u6b21\u6211\u4eec\u5c06\u4f7f\u7528\u6bcf\u53ea\u5b9d\u53ef\u68a6\u7684\u4ee5\u4e0b\u53c2\u6570\u3002<\/p>\n

\n
\u30d1\u30e9\u30e1\u30fc\u30bf\u540d\u8aac\u660e\u4f8bname\u540d\u524d\u30aa\u30aa\u30bf\u30c1color\u8272\u8336\u8272flavorText\u8aac\u660e\u6587\u306f\u306f\u304a\u3084\u306f \u307b\u305d\u306a\u304c\u3044 \u304b\u3089\u3060\u3067\u3053\u3069\u3082\u3092…eggGroup\u30bf\u30de\u30b4\u30b0\u30eb\u30fc\u30d7\u308a\u304f\u3058\u3087\u3046genus\u25cb\u25cb\u30dd\u30b1\u30e2\u30f3\u3069\u3046\u306a\u304c\u30dd\u30b1\u30e2\u30f3<\/div>\n<\/div>\n

\u5982\u679c\u6709\u6570\u636e\u96c6\u5c31\u597d\u4e86\uff0c\u4f46\u662f\u6ca1\u6709\u627e\u5230\u9002\u5408\u7684\uff0c\u6240\u4ee5\u6211\u514b\u9686\u4e86PokeAPI\u5e76\u7528docker-compose\u6784\u5efa\u4e86\u5b83\uff0c\u4eceAPI\u4e2d\u5c06\u6570\u636e\u53d6\u51fa\u6765\u3002<\/p>\n

\u83b7\u5f97<\/h4>\n

\u6211\u5c06\u4f7f\u7528JS\u8fdb\u884cfetch\u8bf7\u6c42\u3002<\/p>\n

\/** \u6307\u5b9a\u3057\u305fID\u306e\u30dd\u30b1\u30e2\u30f3\u306e\u60c5\u5831\u3092\u53d6\u5f97\u3059\u308b\r\n  *  - \u3053\u308c\u3092800\u304f\u3089\u3044\u307e\u3067\u53d6\u3063\u3066\u304d\u307e\u3059\r\n  *  - json\u306eArray\u3092JSON.stringify\u3057\u306a\u304c\u3089join(\"\\n\")\u3059\u308b\u3068\u3042\u3068\u3067\u4f7f\u3044\u3084\u3059\u3044\u3067\u3059\r\n  *\/<\/span>\r\nconst<\/span> fetchPokemonById<\/span> =<\/span> async<\/span> id<\/span> =><\/span> {<\/span>\r\n  const<\/span> res<\/span> =<\/span> await<\/span> fetch<\/span>(<\/span>`http:\/\/localhost\/api\/v2\/pokemon-species\/<\/span>${<\/span>id<\/span>}<\/span>`<\/span>).<\/span>then<\/span>(<\/span>res<\/span> =><\/span> res<\/span>.<\/span>json<\/span>());<\/span>\r\n  const<\/span> {<\/span> flavor_text<\/span>:<\/span> flavorText<\/span> }<\/span> =<\/span> findByLanguage<\/span>(<\/span>res<\/span>.<\/span>flavor_text_entries<\/span>);<\/span>\r\n  const<\/span> {<\/span> name<\/span> }<\/span> =<\/span> findByLanguage<\/span>(<\/span>res<\/span>.<\/span>names<\/span>);<\/span>\r\n  const<\/span> {<\/span> genus<\/span> }<\/span> =<\/span>  findByLanguage<\/span>(<\/span>res<\/span>.<\/span>genera<\/span>);<\/span>\r\n  return<\/span> {<\/span>\r\n    id<\/span>,<\/span>\r\n    name<\/span>,<\/span>\r\n    flavorText<\/span>,<\/span>\r\n    genus<\/span>,<\/span>\r\n    color<\/span>:<\/span> res<\/span>.<\/span>color<\/span>.<\/span>name<\/span>,<\/span>\r\n    eggGroup<\/span>:<\/span> res<\/span>.<\/span>egg_groups<\/span>[<\/span>0<\/span>].<\/span>name<\/span>,<\/span>\r\n  };<\/span>\r\n};<\/span>\r\n<\/code><\/pre>\n
\u6574\u5f62\u624b\u672f\u7136\u540e\u6ce8\u5165<\/h4>\n
\u672c\u6b21\u652f\u6301\u7684\u5bfc\u5165\u683c\u5f0f\u6709JSON\u548cCSV\uff0c\u4f46\u6211\u4eec\u9009\u62e9\u4f7f\u7528JSON\u3002<\/p>\n
\u4e0d\u8fc7\u8981\u8bf4JSON\u5e76\u4e0d\u662f\u666e\u901a\u7684JSON\u6587\u4ef6\uff0c\u800c\u662f\u79f0\u4e3a\u62e5\u6709\u6362\u884c\u5206\u9694\u7684JSON\u3002<\/p>\n
\u8fd9\u79cd\u683c\u5f0f\u5c31\u5982\u5b83\u7684\u540d\u5b57\u6240\u793a\uff0c\u7531\u591a\u4e2a\u901a\u8fc7\u6362\u884c\u7b26\u5206\u9694\u7684JSON\u7ec4\u6210\u3002<\/p>\n
{<\/span>\"<\/span>id<\/span>\"<\/span>:<\/span>1<\/span>,<\/span>\"<\/span>name<\/span>\"<\/span>:<\/span>\"<\/span>\u30d5\u30b7\u30ae\u30c0\u30cd<\/span>\"<\/span>,<\/span>\"<\/span>flavorText<\/span>\"<\/span>:<\/span>\"<\/span>~~~~~~~<\/span>\"<\/span>,<\/span>\"<\/span>genus<\/span>\"<\/span>:<\/span>\"<\/span>\u305f\u306d\u30dd\u30b1\u30e2\u30f3<\/span>\"<\/span>,<\/span>\"<\/span>color<\/span>\"<\/span>:<\/span>\"<\/span>green<\/span>\"<\/span>,<\/span>\"<\/span>eggGroup<\/span>\"<\/span>:<\/span>\"<\/span>plant<\/span>\"<\/span>}<\/span>\r\n{<\/span>\"<\/span>id<\/span>\"<\/span>:<\/span>2<\/span>,<\/span>\"<\/span>name<\/span>\"<\/span>:<\/span>\"<\/span>\u30d5\u30b7\u30ae\u30bd\u30a6<\/span>\"<\/span>,<\/span>\"<\/span>flavorText<\/span>\"<\/span>:<\/span>\"<\/span>~~~~~~~<\/span>\"<\/span>,<\/span>\"<\/span>genus<\/span>\"<\/span>:<\/span>\"<\/span>\u305f\u306d\u30dd\u30b1\u30e2\u30f3<\/span>\"<\/span>,<\/span>\"<\/span>color<\/span>\"<\/span>:<\/span>\"<\/span>green<\/span>\"<\/span>,<\/span>\"<\/span>eggGroup<\/span>\"<\/span>:<\/span>\"<\/span>plant<\/span>\"<\/span>}<\/span>\r\n\/\/ ...<\/span>\r\n<\/code><\/pre>\n
\u8bf7\u8fdb\u5165Kibana\u7684Machine Learning – Data Visualizer – Import data\u9875\u9762\uff0c\u5bfc\u5165\u4e4b\u524d\u521b\u5efa\u7684JSON\u6587\u4ef6\u3002<\/p>\n
\u9009\u62e9\u6587\u4ef6\u540e\u6309\u4e0b\u5bfc\u5165\u6309\u94ae\uff0c\u4f1a\u8be2\u95ee\u5982\u4f55\u5904\u7406\u7d22\u5f15\uff0c\u56e0\u6b64\u6211\u4eec\u5c06\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a”pokemon”\u7684\u7d22\u5f15\u3002<\/p>\n
\u51c6\u5907\u5de5\u4f5c\u5df2\u7ecf\u5b8c\u6210\u4e86\uff01<\/p>\n
3. \u53d1\u51fa\u4e00\u4e2a\u7c7b\u63a8\u7684\u67e5\u8be2<\/h3>\n
\u6211\u6253\u7b97\u8bd5\u7740\u53bb\u6355\u6349\u4e00\u4e2a\u7c7b\u4f3c\u4e8e”\u4e0d\u53ef\u601d\u8bae\u79cd\u5b50”\u7684\u5b9d\u53ef\u68a6\u3002
\n\u4e8b\u5148\u5728Kibana\u7684Discover\u7b49\u9875\u9762\u4e0a\u8bb0\u4e0b\u6587\u6863\u7684ID\u3002<\/p>\n
\u5f53\u6211\u590d\u5236\u4e86\u6587\u6863\u7684ID\u4e4b\u540e\uff0c\u6211\u5c06\u5728Kibana\u7684Dev Tools\u4e2d\u5c1d\u8bd5\u53d1\u9001More Like This Query\u3002<\/p>\n
\u63a8\u6d4b\u67e5\u8be2<\/h4>\n
\u4f7f\u7528”like”\u547d\u4ee4\u6765\u6307\u5b9a\u4e0e”fields”\u8fdb\u884c\u6bd4\u8f83\u7684\u53c2\u6570\u540d\u79f0\u3002<\/p>\n
GET<\/span> pokemon<\/span>\/<\/span>_search<\/span>\r\n{<\/span>\r\n  \"<\/span>_source<\/span>\"<\/span>:<\/span> \"<\/span>name<\/span>\"<\/span>,<\/span> \r\n  \"<\/span>query<\/span>\"<\/span>:<\/span> {<\/span>\r\n    \"<\/span>more_like_this<\/span>\"<\/span>:<\/span> {<\/span>\r\n      \"<\/span>fields<\/span>\"<\/span>:<\/span> [<\/span>\r\n        \"<\/span>name<\/span>\"<\/span>,<\/span>\r\n        \"<\/span>flavorText<\/span>\"<\/span>,<\/span>\r\n        \"<\/span>color<\/span>\"<\/span>,<\/span>\r\n        \"<\/span>eggGroup<\/span>\"<\/span>,<\/span>\r\n        \"<\/span>genus<\/span>\"<\/span>\r\n      ],<\/span>\r\n      \"<\/span>like<\/span>\"<\/span>:<\/span> [<\/span>\r\n        {<\/span>\r\n          \"<\/span>_id<\/span>\"<\/span>:<\/span> \"<\/span>Th1ALW8BEmAvY9Q5hJWt<\/span>\"<\/span> \/\/ \u30d5\u30b7\u30ae\u30bd\u30a6\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8ID<\/span>\r\n        }<\/span>\r\n      ]<\/span>\r\n      ,<\/span>\r\n      \"<\/span>min_term_freq<\/span>\"<\/span>:<\/span> 1<\/span>,<\/span>\r\n      \"<\/span>max_query_terms<\/span>\"<\/span>:<\/span> 12<\/span>\r\n    }<\/span>\r\n  }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u7ed3\u679c<\/h4>\n
{<\/span>\r\n  \/\/ \uff5e \u7701\u7565 \uff5e<\/span>\r\n    \"<\/span>hits<\/span>\"<\/span> :<\/span> [<\/span>\r\n      {<\/span>\r\n        \"<\/span>_index<\/span>\"<\/span> :<\/span> \"<\/span>pokemon<\/span>\"<\/span>,<\/span>\r\n        \"<\/span>_type<\/span>\"<\/span> :<\/span> \"<\/span>_doc<\/span>\"<\/span>,<\/span>\r\n        \"<\/span>_id<\/span>\"<\/span> :<\/span> \"<\/span>UB1ALW8BEmAvY9Q5hJWt<\/span>\"<\/span>,<\/span>\r\n        \"<\/span>_score<\/span>\"<\/span> :<\/span> 23.025995<\/span>,<\/span>\r\n        \"<\/span>_source<\/span>\"<\/span> :<\/span> {<\/span>\r\n          \"<\/span>name<\/span>\"<\/span> :<\/span> \"<\/span>\u30d5\u30b7\u30ae\u30d0\u30ca<\/span>\"<\/span>\r\n        }<\/span>\r\n      },<\/span>\r\n      {<\/span>\r\n        \"<\/span>_index<\/span>\"<\/span> :<\/span> \"<\/span>pokemon<\/span>\"<\/span>,<\/span>\r\n        \"<\/span>_type<\/span>\"<\/span> :<\/span> \"<\/span>_doc<\/span>\"<\/span>,<\/span>\r\n        \"<\/span>_id<\/span>\"<\/span> :<\/span> \"<\/span>DR1ALW8BEmAvY9Q5hJa0<\/span>\"<\/span>,<\/span>\r\n        \"<\/span>_score<\/span>\"<\/span> :<\/span> 22.985844<\/span>,<\/span>\r\n        \"<\/span>_source<\/span>\"<\/span> :<\/span> {<\/span>\r\n          \"<\/span>name<\/span>\"<\/span> :<\/span> \"<\/span>\u30ad\u30de\u30ef\u30ea<\/span>\"<\/span>\r\n        }<\/span>\r\n      },<\/span>\r\n   \/\/ ...<\/span>\r\n<\/code><\/pre>\n
\u4f7f\u7528\u8fd9\u4e2a\uff0c\u300c\u7528\u4e8e\u63a8\u6d4b\u5b9d\u53ef\u68a6\u7684\u641c\u7d22\u5f15\u64ce\u300d\u5df2\u7ecf\u5b8c\u6210\u4e86\uff01\u5982\u679c\u5728Web\u670d\u52a1\u7b49\u4e2d\u4f7f\u7528\uff0c\u53ea\u8981\u4ece\u559c\u6b22\u7684\u5ba2\u6237\u7aef\u53d1\u9001\u8bf7\u6c42\u5e76\u663e\u793a\u5373\u53ef\u3002<\/p>\n
\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u5728\u5de5\u4f5c\u4e2d\u6211\u4eec\u4f7f\u7528\u4e86\u4e00\u4e2a\u53eb\u505aChewy\u7684Rails\u5b9d\u77f3\u3002
\n\u5b83\u975e\u5e38\u6613\u4e8e\u4f7f\u7528\uff0c\u6211\u63a8\u8350\u4f7f\u7528\uff01<\/p>\n
\u989d\u5916\u5185\u5bb9\uff1a\u89c6\u89d2\u65b9\u9762<\/h2>\n
\u8fd9\u6b21\u6211\u9009\u62e9\u76f4\u63a5\u4ece\u524d\u7aef\u5b9e\u73b0\uff0c\u4f46\u56e0\u4e3a\u6709\u5b98\u65b9\u5ba2\u6237\u7aef\uff0c\u6240\u4ee5\u6bd4\u6211\u60f3\u8c61\u7684\u8981\u7b80\u5355\u3002<\/p>\n
const<\/span> es<\/span> =<\/span> require<\/span>(<\/span>'<\/span>elasticsearch<\/span>'<\/span>);<\/span>\r\nconst<\/span> client<\/span> =<\/span> new<\/span> es<\/span>.<\/span>Client<\/span>({<\/span>\r\n  host<\/span>:<\/span> '<\/span>localhost:9200<\/span>'<\/span>,<\/span>\r\n});<\/span>\r\n\r\n\/\/ \u5168\u3066\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53d6\u5f97\u3059\u308b\u30af\u30a8\u30ea\u3092\u6295\u3052\u308b<\/span>\r\nfunction<\/span> fetchAll<\/span>()<\/span> {<\/span>\r\n  return<\/span> client<\/span>.<\/span>search<\/span>({<\/span>\r\n    index<\/span>:<\/span> '<\/span>pokemon<\/span>'<\/span>,<\/span>\r\n    body<\/span>:<\/span> {<\/span>\r\n      size<\/span>:<\/span> 50<\/span>,<\/span>\r\n      query<\/span>:<\/span> {<\/span> match_all<\/span>:<\/span> {}<\/span> },<\/span>\r\n    },<\/span>\r\n  });<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5df2\u5b8c\u6210\u7684\u4ea7\u54c1<\/h2>\n
\"\"<\/div>\n
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\u603b\u7ed3<\/h2>\n
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\u8bf7\u52a1\u5fc5\u5c1d\u8bd5\u4e00\u4e0b\uff01<\/p>\n
\n
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