{"id":41189,"date":"2023-07-25T15:07:46","date_gmt":"2024-02-27T08:42:57","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%83%b3%e8%a6%81%e5%b0%86%e5%b5%8c%e5%a5%97%e7%bb%93%e6%9e%84%e7%9a%84%e6%96%87%e6%a1%a3%e5%9c%a8elasticsearch%e4%b8%ad%e8%bd%ac%e5%8c%96%e4%b8%ba%e6%89%81%e5%b9%b3%e7%bb%93%e6%9e%84%e3%80%82\/"},"modified":"2024-04-30T15:17:07","modified_gmt":"2024-04-30T07:17:07","slug":"%e6%83%b3%e8%a6%81%e5%b0%86%e5%b5%8c%e5%a5%97%e7%bb%93%e6%9e%84%e7%9a%84%e6%96%87%e6%a1%a3%e5%9c%a8elasticsearch%e4%b8%ad%e8%bd%ac%e5%8c%96%e4%b8%ba%e6%89%81%e5%b9%b3%e7%bb%93%e6%9e%84%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%83%b3%e8%a6%81%e5%b0%86%e5%b5%8c%e5%a5%97%e7%bb%93%e6%9e%84%e7%9a%84%e6%96%87%e6%a1%a3%e5%9c%a8elasticsearch%e4%b8%ad%e8%bd%ac%e5%8c%96%e4%b8%ba%e6%89%81%e5%b9%b3%e7%bb%93%e6%9e%84%e3%80%82\/","title":{"rendered":"\u60f3\u8981\u5c06\u5d4c\u5957\u7ed3\u6784\u7684\u6587\u6863\u5728Elasticsearch\u4e2d\u8f6c\u5316\u4e3a\u6241\u5e73\u7ed3\u6784"},"content":{"rendered":"<h1>\u6982\u8ff0<\/h1>\n<p>\u6295\u5165\u4e86\u6570\u636e\u5230Elasticsearch\u540e\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u5e0c\u671b\u540e\u671f\u66f4\u6539\u6587\u6863\u7ed3\u6784\u7684\u60c5\u51b5\u3002<\/p>\n<p>\u5982\u679c\u5728\u7f51\u7ad9\u6216REST API\u4e0a\u8fde\u7eed\u77ed\u65f6\u95f4\u8bbf\u95ee\u88ab\u89c6\u4e3a\u653b\u51fb\uff0c\u90a3\u771f\u7684\u5f88\u9ebb\u70e6\u3002\u867d\u7136\u6211\u4eec\u5e0c\u671b\u53ef\u4ee5\u6162\u6162\u52a0\u8f7d\u6570\u636e\uff0c\u4f46\u8fd9\u6837\u505a\u5c06\u5bfc\u81f4\u91cd\u65b0\u83b7\u53d6\u6570\u636e\u9700\u8981\u5f88\u957f\u65f6\u95f4\u3002<\/p>\n<p>\u8fd9\u662f\u4e00\u4e2a\u5173\u4e8e\u8fd9\u79cd\u60c5\u51b5\u7684\u5c0f\u79d8\u8bc0\u3002<\/p>\n<h1>\u60f3\u505a\u7684\u4e8b\u60c5<\/h1>\n<p>\u5728\u539f\u59cb\u6570\u636e\u4e2d\uff0c\u6570\u7ec4`posts`\u5b58\u50a8\u5728`post_stream`\u4e0b\u3002<br \/>\n\u60f3\u8981\u5c06`posts`\u62c6\u5206\uff0c\u5e76\u91cd\u65b0\u8fdb\u884c\u7d22\u5f15\u3002<\/p>\n<h2>\u6539\u53d8\u4e4b\u524d<\/h2>\n<p>\u5047\u8bbe\u6709\u8fd9\u6837\u7684\u6570\u636e\u3002<br \/>\n\u5728post_stream\u4e0b\u6709\u4e24\u4e2aposts\u3002\u5e0c\u671b\u5c06\u5176\u91cd\u65b0\u6ce8\u518c\u4e3a\u4e24\u4e2a\u6587\u6863\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"field1\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"test1\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"field2\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"test2\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"field3_array\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s2\">\"array1\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s2\">\"array2\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s2\">\"array3\"<\/span>\r\n  <span class=\"p\">],<\/span>\r\n  <span class=\"nl\">\"post_stream\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"posts\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n      <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"name\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"hoge\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"id\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"111\"<\/span>\r\n      <span class=\"p\">},<\/span>\r\n      <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"name\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"fuga\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"id\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"222\"<\/span>\r\n      <span class=\"p\">}<\/span>\r\n    <span class=\"p\">]<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h2>\u66f4\u6539\u540e<\/h2>\n<p>\u6211\u5e0c\u671b\u8fd9\u6837\u505a\u3002<br \/>\n\u6211\u5c06\u6bcf\u4e2a\u5e16\u5b50\u90fd\u72ec\u7acb\u6210\u4e00\u4e2a\u6587\u6863\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n   <span class=\"nl\">\"field1\"<\/span> <span class=\"p\">:<\/span> <span class=\"s2\">\"test1\"<\/span><span class=\"p\">,<\/span>\r\n   <span class=\"nl\">\"field2\"<\/span> <span class=\"p\">:<\/span> <span class=\"s2\">\"test2\"<\/span><span class=\"p\">,<\/span>\r\n   <span class=\"nl\">\"field3_array\"<\/span> <span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n            <span class=\"s2\">\"array1\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"s2\">\"array2\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"s2\">\"array3\"<\/span>\r\n    <span class=\"p\">],<\/span>\r\n    <span class=\"nl\">\"post\"<\/span> <span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n         <span class=\"nl\">\"name\"<\/span> <span class=\"p\">:<\/span> <span class=\"s2\">\"hoge\"<\/span><span class=\"p\">,<\/span>\r\n         <span class=\"nl\">\"id\"<\/span> <span class=\"p\">:<\/span> <span class=\"s2\">\"111\"<\/span>\r\n     <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n   <span class=\"nl\">\"field1\"<\/span> <span class=\"p\">:<\/span> <span class=\"s2\">\"test1\"<\/span><span class=\"p\">,<\/span>\r\n   <span class=\"nl\">\"field2\"<\/span> <span class=\"p\">:<\/span> <span class=\"s2\">\"test2\"<\/span><span class=\"p\">,<\/span>\r\n   <span class=\"nl\">\"field3_array\"<\/span> <span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n            <span class=\"s2\">\"array1\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"s2\">\"array2\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"s2\">\"array3\"<\/span>\r\n    <span class=\"p\">],<\/span>\r\n    <span class=\"nl\">\"post\"<\/span> <span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n         <span class=\"nl\">\"name\"<\/span> <span class=\"p\">:<\/span> <span class=\"s2\">\"fuga\"<\/span><span class=\"p\">,<\/span>\r\n         <span class=\"nl\">\"id\"<\/span> <span class=\"p\">:<\/span> <span class=\"s2\">\"222\"<\/span>\r\n     <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<h1>\u641c\u7d22\u5148\u4eba\u7684\u667a\u6167<\/h1>\n<ul class=\"post-ul\">Possible to \u2018flatten\u2019 nested mapping with reindex?<\/ul>\n<p>\u6839\u636e\u8fd9\u91cc\u7684\u4fe1\u606f\uff0c\u6709\u8fd9\u6837\u7684\u7b54\u6848\u3002<\/p>\n<blockquote><p>\u662f\u7684\uff0c\u6211\u8ba4\u4e3a\u4f7f\u7528\u91cd\u65b0\u7d22\u5f15API\u5e76\u7ed3\u5408\u811a\u672c\u53ef\u4ee5\u5b9e\u73b0\u3002\u4f8b\u5982\uff1actx._source.flat_field = ctx._source.nested_field.field\uff1b<br \/>\n\u4f46\u662f\u5982\u679c\u4f60\u4f7f\u7528\u4e86\u5d4c\u5957\u6620\u5c04\uff0c\u8be5\u503c\u5c06\u4f1a\u662f\u4e00\u4e2a\u503c\u7684\u6570\u7ec4\u3002<br \/>\n\u53e6\u4e00\u4e2a\u89e3\u51b3\u65b9\u6848\u662f\u4f7f\u7528logstash\u6765\u5b9e\u73b0\u8fd9\u4e2a\u76ee\u7684\u3002<\/p><\/blockquote>\n<p>\u7531\u4e8e\u6211\u5e0c\u671b\u5c06\u5176\u4f5c\u4e3a\u5355\u72ec\u7684\u6587\u6863\u8fdb\u884c\u6ce8\u518c\uff0c\u800c\u4e0d\u662f\u4f5c\u4e3a\u6570\u7ec4\u6ce8\u518c\uff0c\u56e0\u6b64\u51b3\u5b9a\u5c1d\u8bd5\u4f7f\u7528logstash\u3002<\/p>\n<h1>Logstash\u7684\u914d\u7f6e\u8bbe\u5b9a<\/h1>\n<p>\u6574\u4f53\u7684\u8d8b\u52bf\u4f1a\u53d8\u6210\u8fd9\u6837\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d457c37434c4406ca2afd\/20-0.png\" alt=\"image.png\" \/><\/div>\n<div>\n<div class=\"post-table\">No\u30d5\u30a7\u30fc\u30ba\u4f7f\u7528\u30d7\u30e9\u30b0\u30a4\u30f3\u51e6\u74061inputelasticsearchElasticsearch\u304b\u3089\u5909\u63db\u5143\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u307e\u30592filtersplitposts\u914d\u5217\u3092post\u3054\u3068\u306b\u5206\u89e3\u3057\u307e\u30593filtermutate\u65b0\u305f\u306b\u767b\u9332\u3057\u306a\u304a\u3059ID\u3092\u63a1\u756a\u3057\u307e\u30594outputelasticsearchElasticsearch\u306b\u65b0\u3057\u3044\u69cb\u9020\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u767b\u9332\u3057\u307e\u3059<\/div>\n<\/div>\n<p>\u6211\u8ba4\u4e3a\u4f7f\u7528elasticsearch\u63d2\u4ef6\u548csplit\u7684\u5730\u65b9\u662f\u91cd\u70b9\u3002<\/p>\n<h2>\u8bbe\u7f6e\u6587\u4ef6<\/h2>\n<pre class=\"post-pre\"><code><span class=\"n\">input<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"c1\"># Read all documents from Elasticsearch matching the given query<\/span>\r\n  <span class=\"n\">elasticsearch<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">hosts<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"192.168.xxx.xxx\"<\/span>\r\n    <span class=\"n\">index<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"original_data\"<\/span>\r\n    <span class=\"n\">docinfo<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"kp\">true<\/span>\r\n    <span class=\"n\">size<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"mi\">50<\/span>\r\n    <span class=\"n\">query<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'{\r\n      \"query\" : {\r\n        \"match_all\": {}\r\n       }\r\n     }'<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"n\">filter<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nb\">split<\/span> <span class=\"p\">{<\/span>\r\n       <span class=\"n\">field<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'[post_stream][posts]'<\/span>\r\n       <span class=\"n\">target<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"post\"<\/span>\r\n       <span class=\"n\">remove_field<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"[post_stream]\"<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"n\">mutate<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">update<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span> <span class=\"s2\">\"[@metadata][_id]\"<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"%{[@metadata][_id]}_%{[post][id]}\"<\/span> <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"n\">output<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">stdout<\/span> <span class=\"p\">{}<\/span>\r\n\r\n    <span class=\"n\">elasticsearch<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"n\">hosts<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"192.168.xxx.xxx\"<\/span>\r\n      <span class=\"n\">index<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"conv.%{[@metadata][_index]}\"<\/span>\r\n      <span class=\"n\">document_type<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"%{[@metadata][_type]}\"<\/span>\r\n      <span class=\"n\">document_id<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"%{[@metadata][_id]}\"<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h2>\u89e3\u8bf4<\/h2>\n<h3>\u8f93\u5165\u90e8\u5206<\/h3>\n<pre class=\"post-pre\"><code><span class=\"n\">input<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"c1\"># Read all documents from Elasticsearch matching the given query<\/span>\r\n  <span class=\"n\">elasticsearch<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">hosts<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"192.168.xxx.xxx\"<\/span>\r\n    <span class=\"n\">index<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s2\">\"original_data\"<\/span>\r\n    <span class=\"n\">docinfo<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"kp\">true<\/span>\r\n    <span class=\"n\">size<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"mi\">50<\/span>\r\n    <span class=\"n\">query<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'{\r\n      \"query\" : {\r\n        \"match_all\": {}\r\n       }\r\n     }'<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\uff0c\u867d\u7136\u6587\u6863\u4fe1\u606f\u7684\u9ed8\u8ba4\u503c\u662ffalse\uff0c\u4f46\u6211\u4eec\u5c06\u5176\u8bbe\u4e3a\u4e86true\u3002<\/p>\n<p>\u4e3a\u4e86\u80fd\u591f\u4f7f\u7528\u7c7b\u4f3c\u4e0b\u8868\u7684ID\u8fdb\u884c\u65b0\u7684\u5206\u914d\uff0c\u6211\u4eec\u6b63\u5728\u5143\u6570\u636e\u4e2d\u83b7\u53d6_id\u548c_index\u7684\u4fe1\u606f\u3002<\/p>\n<div>\n<div class=\"post-table\">\u5143\u306edocumentID\u5b50\u30dd\u30b9\u30c8\u306eID\u65b0\u3057\u304f\u767b\u9332\u3059\u308bdocumentID11111-11112221-22221112-111<\/div>\n<\/div>\n<h3>\u8fc7\u6ee4\u5668\u90e8\u5206<\/h3>\n<p>\u5728\u8fd9\u65b9\u9762\uff0c\u6211\u8ba4\u4e3a\u89e3\u91ca\u5728\u5b98\u65b9\u6587\u6863\u4e2d\u662f\u6700\u6613\u61c2\u7684\u3002\u4e00\u4e2a\u53ef\u80fd\u7684\u56f0\u96be\u662f\uff0c\u5f53\u4e00\u4e2a\u5d4c\u5957\u5bf9\u8c61\u53d8\u6210\u4e00\u4e2a\u6570\u7ec4\u65f6\uff0c\u9700\u8981\u6307\u5b9a\u5b83\u65f6\u8981\u600e\u4e48\u5199\u3002<\/p>\n<blockquote><p>\u4ee5\u7ec8\u6b62\u7b26\u5206\u9694\u6570\u503c\u7684\u5b57\u6bb5\u3002\u53ef\u4ee5\u662f\u591a\u884c\u4fe1\u606f\u6216\u6570\u7ec4\u7684\u6807\u8bc6\u7b26\u3002\u5d4c\u5957\u6570\u7ec4\u7684\u5f15\u7528\u5f62\u5f0f\u4e3a\uff1a\u201c[\u5bf9\u8c61ID][\u6570\u7ec4ID]\u201d\u3002<\/p><\/blockquote>\n<p>\u6587\u4ef6\u4e2d\u5df2\u7ecf\u5199\u5f97\u5f88\u6e05\u695a\u3002<br \/>\n\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ea\u9700\u5199\u6210 [post_stream][posts] \u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n<h1>\u786e\u8ba4<\/h1>\n<p>\u5982\u679c\u4f60\u80fd\u901a\u8fc7stdout\u7b49\u65b9\u5f0f\u786e\u8ba4output\uff0c\u5c31\u80fd\u591f\u786e\u8ba4\u6bcf\u4e2apost\u7684\u6570\u636e\u5df2\u7ecf\u5206\u5f00\u4e86\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d457c37434c4406ca2afd\/39-0.png\" alt=\"image.png\" \/><\/div>\n<h1>\u6700\u540e<\/h1>\n<p>\u4f60\u53ef\u4ee5\u5c06\u540c\u4e00Elasticsearch\u7684\u6570\u636e\u91cd\u65b0\u653e\u5165\u4e0d\u540c\u7684\u7d22\u5f15\u4e2d\uff0c\u4e5f\u53ef\u4ee5\u5c06\u5176\u653e\u5165\u4e0d\u540c\u7684Elasticsearch\u73af\u5883\u4e2d\uff0c\u8fd9\u6837\u4e00\u6765\uff0c\u4f60\u4e0d\u4ec5\u53ef\u4ee5\u66ff\u6362\u503c\uff0c\u8fd8\u53ef\u4ee5\u5b8c\u5168\u6539\u53d8\u7ed3\u6784\uff0c\u91cd\u65b0\u5f00\u59cb\u3002<\/p>\n<p>\u5c31\u50cfBeats\u7cfb\u5217\u4e00\u6837\uff0c\u5982\u679c\u542f\u52a8\u5feb\u7684\u8bdd\uff0c\u5c31\u6ca1\u4ec0\u4e48\u53ef\u8bf4\u7684\u4e86\u561b&#8230;\u53ef\u60dc\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8ff0 \u6295\u5165\u4e86\u6570\u636e\u5230Elasticsearch\u540e\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u5e0c\u671b\u540e\u671f\u66f4\u6539\u6587\u6863\u7ed3\u6784\u7684\u60c5\u51b5\u3002 \u5982\u679c\u5728\u7f51\u7ad9\u6216REST  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