{"id":16400,"date":"2023-12-05T10:21:57","date_gmt":"2023-12-05T02:21:57","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=16400"},"modified":"2023-12-16T11:38:49","modified_gmt":"2023-12-16T03:38:49","slug":"elasticsearch-zai-suo-yin-zhong-geng-xinmapping-de","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/05\/elasticsearch-zai-suo-yin-zhong-geng-xinmapping-de\/","title":{"rendered":"Elasticsearch\u5728\u7d22\u5f15\u4e2d\u66f4\u65b0Mapping\u7684\u8bed\u6cd5\uff1f"},"content":{"rendered":"

\u5728Elasticsearch\u4e2d\uff0c\u4e00\u65e6\u7d22\u5f15\u521b\u5efa\u540e\uff0c\u5176Mapping\u901a\u5e38\u662f\u4e0d\u53ef\u66f4\u6539\u7684\u3002Mapping\u5b9a\u4e49\u4e86\u5b57\u6bb5\u7684\u7c7b\u578b\u3001\u5206\u6790\u5668\u7b49\u4fe1\u606f\uff0c\u800c\u4e14\u4e00\u65e6\u7d22\u5f15\u4e86\u6570\u636e\uff0c\u4fee\u6539Mapping\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u4e0d\u4e00\u81f4\u6216\u641c\u7d22\u95ee\u9898\u3002\u56e0\u6b64\uff0c\u4e3a\u4e86\u66f4\u65b0Mapping\uff0c\u901a\u5e38\u9700\u8981\u91cd\u65b0\u521b\u5efa\u7d22\u5f15\u3002<\/p>\n

\u4ee5\u4e0b\u662f\u66f4\u65b0Elasticsearch\u7d22\u5f15Mapping\u7684\u4e00\u822c\u6b65\u9aa4\uff1a<\/p>\n

    \n
  1. \n\u5907\u4efd\u6570\u636e\uff1a<\/strong><\/p>\n
      \n
    • \u5728\u8fdb\u884c\u7d22\u5f15Mapping\u66f4\u65b0\u4e4b\u524d\uff0c\u5efa\u8bae\u5907\u4efd\u7d22\u5f15\u4e2d\u7684\u6570\u636e\uff0c\u4ee5\u9632\u51fa\u73b0\u95ee\u9898\u65f6\u80fd\u591f\u8fdb\u884c\u6062\u590d\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u521b\u5efa\u65b0\u7684\u7d22\u5f15\uff1a<\/strong><\/p>\n
        \n
      • \u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u7d22\u5f15\uff0c\u5b9a\u4e49\u65b0\u7684Mapping\u3002\u65b0\u7d22\u5f15\u53ef\u4ee5\u57fa\u4e8e\u73b0\u6709\u7d22\u5f15\u7684Mapping\u8fdb\u884c\u8c03\u6574\uff0c\u6216\u8005\u5b8c\u5168\u91cd\u65b0\u8bbe\u8ba1\u3002<\/li>\n<\/ul>\n
        PUT \/new_index\n{\n  "mappings": {\n    \/\/ \u65b0\u7684 Mapping \u5b9a\u4e49\n  }\n}\n<\/code><\/pre>\n<\/li>\n
      • \n\u91cd\u65b0\u7d22\u5f15\u6570\u636e\uff1a<\/strong><\/p>\n
          \n
        • \u4f7f\u7528Elasticsearch\u7684Reindex API\u5c06\u73b0\u6709\u7d22\u5f15\u4e2d\u7684\u6570\u636e\u91cd\u65b0\u7d22\u5f15\u5230\u65b0\u7684\u7d22\u5f15\u4e2d\u3002<\/li>\n<\/ul>\n
          POST _reindex\n{\n  "source": {\n    "index": "old_index"\n  },\n  "dest": {\n    "index": "new_index"\n  }\n}\n<\/code><\/pre>\n
          \u8bf7\u6ce8\u610f\uff0c\u91cd\u65b0\u7d22\u5f15\u53ef\u80fd\u4f1a\u8017\u8d39\u4e00\u4e9b\u65f6\u95f4\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u6570\u636e\u91cf\u7684\u5927\u5c0f\u3002\n<\/li>\n
        • \n\u5207\u6362\u522b\u540d\uff08Optional\uff09\uff1a<\/strong><\/p>\n
            \n
          • \u5982\u679c\u4f60\u4f7f\u7528\u522b\u540d\uff08Alias\uff09\u6765\u5f15\u7528\u7d22\u5f15\uff0c\u53ef\u4ee5\u5728\u91cd\u65b0\u7d22\u5f15\u5b8c\u6210\u540e\u5207\u6362\u522b\u540d\uff0c\u5c06\u65b0\u7d22\u5f15\u5207\u6362\u4e3a\u4e3b\u8981\u7d22\u5f15\u3002<\/li>\n<\/ul>\n
            POST \/_aliases\n{\n  "actions": [\n    { "remove": { "index": "old_index", "alias": "your_alias" } },\n    { "add": { "index": "new_index", "alias": "your_alias" } }\n  ]\n}\n<\/code><\/pre>\n<\/li>\n
          • \n\u5220\u9664\u65e7\u7d22\u5f15\uff08Optional\uff09\uff1a<\/strong><\/p>\n
              \n
            • \u5982\u679c\u786e\u8ba4\u65b0\u7d22\u5f15\u5df2\u7ecf\u6ee1\u8db3\u9700\u6c42\uff0c\u53ef\u4ee5\u5220\u9664\u65e7\u7684\u7d22\u5f15\u3002<\/li>\n<\/ul>\n
              DELETE \/old_index\n<\/code><\/pre>\n<\/li>\n<\/ol>\n
              \u8bf7\u6ce8\u610f\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7d22\u5f15\u4e0d\u53ef\u7528\u4e00\u6bb5\u65f6\u95f4\uff0c\u56e0\u6b64\u5728\u6267\u884c\u4e4b\u524d\u9700\u8981\u8c28\u614e\u8003\u8651\u3002\u786e\u4fdd\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u6267\u884c\u6b64\u64cd\u4f5c\u524d\uff0c\u5df2\u7ecf\u8fdb\u884c\u4e86\u9002\u5f53\u7684\u6d4b\u8bd5\u548c\u5907\u4efd\u3002\u5982\u679c\u5bf9Mapping\u7684\u8c03\u6574\u4e0d\u662f\u5f88\u9891\u7e41\uff0c\u4e5f\u53ef\u4ee5\u5728\u7d22\u5f15\u6570\u636e\u4e4b\u524d\u5c31\u8003\u8651\u597d\u7d22\u5f15Mapping\u7684\u8bbe\u8ba1\uff0c\u4ee5\u907f\u514d\u9891\u7e41\u7684\u7d22\u5f15\u66f4\u65b0\u64cd\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
              \u5728Elasticsearch\u4e2d\uff0c\u4e00\u65e6\u7d22\u5f15\u521b\u5efa\u540e\uff0c\u5176Mapping\u901a\u5e38\u662f\u4e0d\u53ef\u66f4\u6539\u7684\u3002Mapping\u5b9a\u4e49\u4e86\u5b57\u6bb5\u7684\u7c7b […]<\/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-16400","post","type-post","status-publish","format-standard","hentry","category-elasticsearch"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16400","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=16400"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16400\/revisions"}],"predecessor-version":[{"id":48430,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/16400\/revisions\/48430"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=16400"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=16400"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=16400"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}