{"id":16501,"date":"2023-12-05T10:38:02","date_gmt":"2023-12-05T02:38:02","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=16501"},"modified":"2023-12-16T10:36:06","modified_gmt":"2023-12-16T02:36:06","slug":"elasticsearch-zhonganalyzer-zhong-de-zi-fu-guo-lu","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/05\/elasticsearch-zhonganalyzer-zhong-de-zi-fu-guo-lu\/","title":{"rendered":"Elasticsearch\u4e2dAnalyzer\u4e2d\u7684\u5b57\u7b26\u8fc7\u6ee4\u5668\u5982\u4f55\u5229\u7528\uff1f"},"content":{"rendered":"

\u5728Elasticsearch\u4e2d\uff0cAnalyzer\u662f\u7528\u4e8e\u5904\u7406\u6587\u672c\u7684\u7ec4\u4ef6\uff0c\u5305\u62ec\u5b57\u7b26\u8fc7\u6ee4\u5668\uff08Character Filters\uff09\u3001\u5206\u8bcd\u5668\uff08Tokenizer\uff09\u548c\u6807\u8bb0\u8fc7\u6ee4\u5668\uff08Token Filters\uff09\u3002\u5b57\u7b26\u8fc7\u6ee4\u5668\u7528\u4e8e\u5728\u6587\u672c\u7d22\u5f15\u4e4b\u524d\u5bf9\u539f\u59cb\u6587\u672c\u8fdb\u884c\u9884\u5904\u7406\uff0c\u5b83\u53ef\u4ee5\u6267\u884c\u4e00\u7cfb\u5217\u5b57\u7b26\u7ea7\u522b\u7684\u64cd\u4f5c\uff0c\u4f8b\u5982\u66ff\u6362\u3001\u5220\u9664\u6216\u6dfb\u52a0\u5b57\u7b26\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728Analyzer\u4e2d\u5229\u7528\u5b57\u7b26\u8fc7\u6ee4\u5668\u7684\u4e00\u822c\u6b65\u9aa4\uff1a<\/p>\n

    \n
  1. \n\u5b9a\u4e49Analyzer\uff1a<\/strong><\/p>\n
      \n
    • \u5728Elasticsearch\u4e2d\uff0c\u4f60\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684Analyzer\uff0c\u5e76\u5728\u7d22\u5f15\u6620\u5c04\u4e2d\u4f7f\u7528\u5b83\u3002Analyzer\u901a\u5e38\u7531\u5b57\u7b26\u8fc7\u6ee4\u5668\u3001\u5206\u8bcd\u5668\u548c\u6807\u8bb0\u8fc7\u6ee4\u5668\u7ec4\u6210\u3002\u5728\u5b9a\u4e49Analyzer\u65f6\uff0c\u4f60\u53ef\u4ee5\u6307\u5b9a\u8981\u4f7f\u7528\u7684\u5b57\u7b26\u8fc7\u6ee4\u5668\u3002<\/li>\n<\/ul>\n
      {\n  "settings": {\n    "analysis": {\n      "analyzer": {\n        "custom_analyzer": {\n          "type": "custom",\n          "tokenizer": "standard",\n          "char_filter": ["html_strip", "custom_char_filter"],\n          "filter": ["lowercase", "stop"]\n        }\n      },\n      "char_filter": {\n        "custom_char_filter": {\n          "type": "mapping",\n          "mappings": ["&=> and"]\n        }\n      }\n    }\n  }\n}\n<\/code><\/pre>\n
      \u5728\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3acustom_analyzer<\/code>\u7684Analyzer\uff0c\u5b83\u4f7f\u7528\u4e86\u4e00\u4e2a\u81ea\u5b9a\u4e49\u5b57\u7b26\u8fc7\u6ee4\u5668custom_char_filter<\/code>\u3002\n<\/li>\n
    • \n\u5e94\u7528Analyzer\uff1a<\/strong><\/p>\n
        \n
      • \u5c06\u5b9a\u4e49\u597d\u7684Analyzer\u5e94\u7528\u4e8e\u5177\u4f53\u7684\u5b57\u6bb5\u6216\u6587\u6863\u7c7b\u578b\u3002\u8fd9\u53ef\u4ee5\u5728\u7d22\u5f15\u6620\u5c04\uff08Index Mapping\uff09\u4e2d\u5b8c\u6210\u3002<\/li>\n<\/ul>\n
        {\n  "mappings": {\n    "properties": {\n      "content": {\n        "type": "text",\n        "analyzer": "custom_analyzer"\n      }\n    }\n  }\n}\n<\/code><\/pre>\n
        \u5728\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\uff0ccontent<\/code>\u5b57\u6bb5\u5c06\u4f7f\u7528\u4e4b\u524d\u5b9a\u4e49\u7684custom_analyzer<\/code>\u8fdb\u884c\u6587\u672c\u5904\u7406\u3002\n<\/li>\n
      • \n\u5b57\u7b26\u8fc7\u6ee4\u5668\u914d\u7f6e\uff1a<\/strong><\/p>\n
          \n
        • \u6839\u636e\u9700\u8981\uff0c\u4f60\u53ef\u4ee5\u914d\u7f6e\u5b57\u7b26\u8fc7\u6ee4\u5668\u7684\u53c2\u6570\u3002\u4e0d\u540c\u7c7b\u578b\u7684\u5b57\u7b26\u8fc7\u6ee4\u5668\u53ef\u80fd\u6709\u4e0d\u540c\u7684\u914d\u7f6e\u9009\u9879\u3002\u5728\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\uff0cmapping<\/code>\u7c7b\u578b\u7684\u5b57\u7b26\u8fc7\u6ee4\u5668\u4f7f\u7528\u4e86mappings<\/code>\u53c2\u6570\uff0c\u5b9a\u4e49\u4e86\u5b57\u7b26\u7684\u66ff\u6362\u89c4\u5219\u3002<\/li>\n<\/ul>\n<\/li>\n
        • \n\u5185\u7f6e\u5b57\u7b26\u8fc7\u6ee4\u5668\uff1a<\/strong><\/p>\n
            \n
          • Elasticsearch\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5185\u7f6e\u7684\u5b57\u7b26\u8fc7\u6ee4\u5668\uff0c\u4f8b\u5982html_strip<\/code>\uff0c\u53ef\u7528\u4e8e\u53bb\u9664HTML\u6807\u7b7e\u3002\u9664\u4e86\u5185\u7f6e\u7684\u5b57\u7b26\u8fc7\u6ee4\u5668\u4e4b\u5916\uff0c\u4f60\u8fd8\u53ef\u4ee5\u5b9e\u73b0\u81ea\u5b9a\u4e49\u7684\u5b57\u7b26\u8fc7\u6ee4\u5668\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n
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            \u5728Elasticsearch\u4e2d\uff0cAnalyzer\u662f\u7528\u4e8e\u5904\u7406\u6587\u672c\u7684\u7ec4\u4ef6\uff0c\u5305\u62ec\u5b57\u7b26\u8fc7\u6ee4\u5668\uff08Character Fi […]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[125],"tags":[],"class_list":["post-16501","post","type-post","status-publish","format-standard","hentry","category-elasticsearch"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16501","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=16501"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16501\/revisions"}],"predecessor-version":[{"id":48380,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16501\/revisions\/48380"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=16501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=16501"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=16501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}