{"id":37443,"date":"2025-05-16T09:32:56","date_gmt":"2025-05-16T01:32:56","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/37443.html"},"modified":"2025-05-16T09:32:56","modified_gmt":"2025-05-16T01:32:56","slug":"%e3%80%90elasticsearch%e3%80%91dsl-%e7%af%87","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/37443.html","title":{"rendered":"\u3010Elasticsearch\u3011DSL \u7bc7"},"content":{"rendered":"<h2>Elasticsearch \u4e4b DSL \u7bc7<\/h2>\n<h3>\u4ecb\u7ecd<\/h3>\n<ul>\n<li>\n<p>Elasticsearch \u63d0\u4f9b\u4e86\u57fa\u4e8e JSON \u7684 DSL \u8bed\u53e5\u6765\u5b9a\u4e49\u67e5\u8be2\u6761\u4ef6&#xff0c;\u5176 JavaAPI \u5c31\u662f\u5728\u7ec4\u7ec7 DSL \u6761\u4ef6\u3002<\/p>\n<\/li>\n<li>\n<p>\u5148\u5b66\u4e60 DSL \u7684\u67e5\u8be2\u8bed\u6cd5&#xff0c;\u7136\u540e\u518d\u57fa\u4e8e DSL \u6765\u5bf9\u7167\u5b66\u4e60 JavaAPI&#xff0c;\u5c31\u4f1a\u4e8b\u534a\u529f\u500d<\/p>\n<\/li>\n<li>\n<p>json \u683c\u5f0f&#xff0c;\u597d\u7406\u89e3&#xff0c;\u548c http \u8bf7\u6c42\u6700\u517c\u5bb9&#xff0c;\u5e94\u7528\u6700\u5e7f<\/p>\n<\/li>\n<li>\n<p>\u5b98\u65b9\u6587\u6863&#xff1a;<\/p>\n<ul>\n<li>Query DSL | Elasticsearch Guide | Elastic<\/li>\n<li>Query DSL | 7.12.1<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>DSL \u67e5\u8be2<\/h3>\n<p>Elasticsearch \u7684\u67e5\u8be2\u53ef\u4ee5\u5206\u4e3a\u4e24\u5927\u7c7b&#xff1a;<\/p>\n<ul>\n<li>\u53f6\u5b50\u67e5\u8be2&#xff08;Leaf query clauses&#xff09;&#xff1a;\u4e00\u822c\u662f\u5728\u7279\u5b9a\u7684\u5b57\u6bb5\u91cc\u67e5\u8be2\u7279\u5b9a\u503c&#xff0c;\u5c5e\u4e8e\u7b80\u5355\u67e5\u8be2&#xff0c;\u5f88\u5c11\u5355\u72ec\u4f7f\u7528\u3002<\/li>\n<li>\u590d\u5408\u67e5\u8be2&#xff08;Compound query clauses&#xff09;&#xff1a;\u4ee5\u903b\u8f91\u65b9\u5f0f\u7ec4\u5408\u591a\u4e2a\u53f6\u5b50\u67e5\u8be2\u6216\u8005\u66f4\u6539\u53f6\u5b50\u67e5\u8be2\u7684\u884c\u4e3a\u65b9\u5f0f\u3002<\/li>\n<\/ul>\n<h4>\u5feb\u901f\u5165\u95e8<\/h4>\n<p>\u8bed\u6cd5&#xff1a;<\/p>\n<ul>\n<li>GET \/{\u7d22\u5f15\u5e93\u540d}\/_search&#xff1a;\u5176\u4e2d\u7684 _search \u662f\u56fa\u5b9a\u8def\u5f84&#xff0c;\u4e0d\u80fd\u4fee\u6539<\/li>\n<li>\u7531\u4e8e match_all \u65e0\u6761\u4ef6&#xff0c;\u6240\u4ee5\u6761\u4ef6\u4f4d\u7f6e\u4e0d\u5199\u5373\u53ef\u3002<\/li>\n<\/ul>\n<p>GET \/{\u7d22\u5f15\u5e93\u540d}\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;\u67e5\u8be2\u7c7b\u578b&#034;: {<br \/>\n      \/\/ .. \u67e5\u8be2\u6761\u4ef6<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<p>\/\/ \u793a\u4f8b&#xff1a;\u65e0\u6761\u4ef6\u67e5\u8be2<br \/>\nGET \/user\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;match_all&#034;: {<\/p>\n<p>    }<br \/>\n  }<br \/>\n}<\/p>\n<p>\u6267\u884c\u7ed3\u679c\u5206\u6790&#xff1a;<\/p>\n<ul>\n<li>hits.hits&#xff1a;\u547d\u4e2d\u7684\u6587\u6863\u7684\u6570\u7ec4&#xff0c;\u4f60\u4f1a\u53d1\u73b0\u867d\u7136\u662f match_all&#xff0c;\u4f46\u662f\u54cd\u5e94\u7ed3\u679c\u4e2d\u5e76\u4e0d\u4f1a\u5305\u542b\u7d22\u5f15\u5e93\u4e2d\u7684\u6240\u6709\u6587\u6863&#xff0c;\u800c\u662f\u4ec5\u6709 10 \u6761\u3002\u8fd9\u662f\u56e0\u4e3a\u5904\u4e8e\u5b89\u5168\u8003\u8651&#xff0c;elasticsearch \u8bbe\u7f6e\u4e86\u9ed8\u8ba4\u7684\u67e5\u8be2\u6761\u6570\u3002<\/li>\n<li>took&#xff1a;\u82b1\u8d39\u65f6\u95f4&#xff0c;\u5355\u4f4d\u662f\u6beb\u79d2<\/li>\n<li>hits.total.value&#xff1a;\u67e5\u8be2\u603b\u6761\u6570&#xff08;\u8d85\u8fc7 10000 \u6761\u65f6\u6700\u5927\u53ea\u663e\u793a 10000&#xff09;<\/li>\n<li>hits.total.relation&#xff1a;\u5b9e\u9645\u603b\u6761\u6570 \u548c \u663e\u793a\u603b\u6761\u6570 \u7684\u6bd4\u8f83\u5173\u7cfb&#xff0c;gte \u4ee3\u8868 \u5927\u4e8e\u7b49\u4e8e \u7684\u5173\u7cfb<\/li>\n<\/ul>\n<p><span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token string\">&#034;took&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">880<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string\">&#034;timed_out&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string\">&#034;_shards&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string\">&#034;total&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;successful&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;skipped&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;failed&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">0<\/span><br \/>\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string\">&#034;hits&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token comment\">\/\/ \u547d\u4e2d\u7684\u7ed3\u679c<\/span><br \/>\n    <span class=\"token string\">&#034;total&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n      <span class=\"token string\">&#034;value&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">101<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token string\">&#034;relation&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;eq&#034;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;max_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token comment\">\/\/ \u6240\u6709\u7ed3\u679c\u4e2d\u5f97\u5206\u6700\u9ad8\u7684\u6587\u6863\u7684\u76f8\u5173\u6027\u7b97\u5206<\/span><br \/>\n    <span class=\"token string\">&#034;hits&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><br \/>\n      <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;_index&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;user&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_type&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;_doc&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_id&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;1&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_source&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token comment\">\/\/ \u6587\u6863\u4e2d\u7684\u539f\u59cb\u6570\u636e&#xff0c;\u4e5f\u662fjson\u5bf9\u8c61<\/span><br \/>\n          <span class=\"token string\">&#034;userName&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan_0&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n         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class=\"token string\">&#034;_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_source&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n          <span class=\"token string\">&#034;userName&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan_1&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <span class=\"token string\">&#034;gender&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;_index&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;user&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_type&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;_doc&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_id&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;3&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_source&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n          <span class=\"token string\">&#034;userName&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan_2&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <span class=\"token string\">&#034;gender&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;_index&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;user&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_type&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;_doc&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_id&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;4&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_source&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n          <span class=\"token string\">&#034;userName&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan_3&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <span class=\"token string\">&#034;gender&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;_index&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;user&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_type&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;_doc&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_id&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;5&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_source&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n          <span class=\"token string\">&#034;userName&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan_4&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <span class=\"token string\">&#034;gender&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;_index&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;user&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_type&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;_doc&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_id&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;6&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_source&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n          <span class=\"token string\">&#034;userName&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan_5&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <span class=\"token string\">&#034;gender&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;_index&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;user&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_type&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;_doc&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_id&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;7&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_source&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n          <span class=\"token string\">&#034;userName&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan_6&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <span class=\"token string\">&#034;gender&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;_index&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;user&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_type&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;_doc&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_id&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;8&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_source&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n          <span class=\"token string\">&#034;userName&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan_7&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <span class=\"token string\">&#034;gender&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;_index&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;user&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_type&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;_doc&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_id&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;9&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_source&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n          <span class=\"token string\">&#034;userName&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan_8&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <span class=\"token string\">&#034;gender&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;_index&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;user&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_type&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;_doc&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_id&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;10&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_score&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;_source&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n          <span class=\"token string\">&#034;userName&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan_9&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <span class=\"token string\">&#034;gender&#034;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">]<\/span><br \/>\n  <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>\u53f6\u5b50\u67e5\u8be2<\/h4>\n<p>\u5b98\u65b9\u6587\u6863&#xff1a;Query DSL | Elasticsearch Guide 7.12 | Elastic<\/p>\n<p>\u8fd9\u91cc\u5217\u4e3e\u4e00\u4e9b\u5e38\u89c1\u7684&#xff0c;\u4f8b\u5982&#xff1a;<\/p>\n<ul>\n<li>\u5168\u6587\u68c0\u7d22\u67e5\u8be2&#xff08;Full Text Queries&#xff09;&#xff1a;\u5229\u7528\u5206\u8bcd\u5668\u5bf9\u7528\u6237\u8f93\u5165\u641c\u7d22\u6761\u4ef6\u5148\u5206\u8bcd&#xff0c;\u5f97\u5230\u8bcd\u6761&#xff0c;\u7136\u540e\u518d\u5229\u7528\u5012\u6392\u7d22\u5f15\u641c\u7d22\u8bcd\u6761\u3002\u4f8b\u5982&#xff1a;\n<ul>\n<li>match&#xff1a;<\/li>\n<li>multi_match<\/li>\n<\/ul>\n<\/li>\n<li>\u7cbe\u786e\u67e5\u8be2&#xff08;Term-level queries&#xff09;&#xff1a;\u4e0d\u5bf9\u7528\u6237\u8f93\u5165\u641c\u7d22\u6761\u4ef6\u5206\u8bcd&#xff0c;\u6839\u636e\u5b57\u6bb5\u5185\u5bb9\u7cbe\u786e\u503c\u5339\u914d\u3002\u4f46\u53ea\u80fd\u67e5\u627ekeyword\u3001\u6570\u503c\u3001\u65e5\u671f\u3001boolean\u7c7b\u578b\u7684\u5b57\u6bb5\u3002\u4f8b\u5982&#xff1a;\n<ul>\n<li>ids<\/li>\n<li>term<\/li>\n<li>range<\/li>\n<\/ul>\n<\/li>\n<li>\u5730\u7406\u5750\u6807\u67e5\u8be2**&#xff1a;**\u7528\u4e8e\u641c\u7d22\u5730\u7406\u4f4d\u7f6e&#xff0c;\u641c\u7d22\u65b9\u5f0f\u5f88\u591a&#xff0c;\u4f8b\u5982&#xff1a;\n<ul>\n<li>geo_bounding_box&#xff1a;\u6309\u77e9\u5f62\u641c\u7d22<\/li>\n<li>geo_distance&#xff1a;\u6309\u70b9\u548c\u534a\u5f84\u641c\u7d22<\/li>\n<\/ul>\n<\/li>\n<li>\u2026\u7565<\/li>\n<\/ul>\n<h5>\u5168\u6587\u68c0\u7d22\u67e5\u8be2<\/h5>\n<p>\u5b98\u65b9\u6587\u6863&#xff1a;Full text queries | Elasticsearch Guide 7.12 | Elastic<\/p>\n<p>\u4ee5\u5168\u6587\u68c0\u7d22\u4e2d\u7684 match \u4e3a\u4f8b&#xff0c;\u8bed\u6cd5\u5982\u4e0b&#xff1a;<\/p>\n<ul>\n<li>\u5bf9\u641c\u7d22\u6761\u4ef6\u5148\u5206\u8bcd&#xff0c;\u5f97\u5230\u8bcd\u6761&#xff0c;\u7136\u540e\u641c\u7d22\u8bcd\u6761<\/li>\n<\/ul>\n<p>GET \/{\u7d22\u5f15\u5e93\u540d}\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;match&#034;: {<br \/>\n      &#034;\u5b57\u6bb5\u540d&#034;: &#034;\u641c\u7d22\u6761\u4ef6&#034;<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<p>\u793a\u4f8b&#xff1a;<\/p>\n<p><span class=\"token constant\">GET<\/span> <span class=\"token operator\">\/<\/span>user<span class=\"token operator\">\/<\/span>_search<br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token string\">&#034;query&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string\">&#034;match&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n      <span class=\"token string\">&#034;userName&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan&#034;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n  <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u4e0e match \u7c7b\u4f3c\u7684\u8fd8\u6709 multi_match&#xff0c;\u533a\u522b\u5728\u4e8e\u53ef\u4ee5\u540c\u65f6\u5bf9\u591a\u4e2a\u5b57\u6bb5\u641c\u7d22&#xff0c;\u800c\u4e14\u591a\u4e2a\u5b57\u6bb5\u90fd\u8981\u6ee1\u8db3&#xff0c;\u8bed\u6cd5\u793a\u4f8b&#xff1a;<\/p>\n<p>GET \/{\u7d22\u5f15\u5e93\u540d}\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;multi_match&#034;: {<br \/>\n      &#034;query&#034;: &#034;\u641c\u7d22\u6761\u4ef6&#034;,<br \/>\n      &#034;fields&#034;: [&#034;\u5b57\u6bb51&#034;, &#034;\u5b57\u6bb52&#034;]<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<p>\u793a\u4f8b&#xff1a;<\/p>\n<p><span class=\"token constant\">GET<\/span> <span class=\"token operator\">\/<\/span>user<span class=\"token operator\">\/<\/span>_search<br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token string\">&#034;query&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string\">&#034;multi_match&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n      <span class=\"token string\">&#034;query&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;zhangsan&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token string\">&#034;fields&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;user_name&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;userName&#034;<\/span><span class=\"token punctuation\">]<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n  <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h5>\u7cbe\u786e\u67e5\u8be2<\/h5>\n<p>\u5b98\u65b9\u6587\u6863&#xff1a;Term-level queries | Elasticsearch Guide 7.12 | Elastic<\/p>\n<p>\u7cbe\u786e\u67e5\u8be2&#xff0c;\u82f1\u6587\u662f Term-level query&#xff0c;\u987e\u540d\u601d\u4e49&#xff0c;\u8bcd\u6761\u7ea7\u522b\u7684\u67e5\u8be2\u3002<\/p>\n<p>\u4e5f\u5c31\u662f\u8bf4\u4e0d\u4f1a\u5bf9\u7528\u6237\u8f93\u5165\u7684\u641c\u7d22\u6761\u4ef6\u518d\u5206\u8bcd&#xff0c;\u800c\u662f\u4f5c\u4e3a\u4e00\u4e2a\u8bcd\u6761&#xff0c;\u4e0e\u641c\u7d22\u7684\u5b57\u6bb5\u5185\u5bb9\u7cbe\u786e\u503c\u5339\u914d\u3002\u56e0\u6b64\u63a8\u8350\u67e5\u627e keyword\u3001\u6570\u503c\u3001\u65e5\u671f\u3001boolean \u7c7b\u578b\u7684\u5b57\u6bb5\u3002<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<ul>\n<li>id<\/li>\n<li>price<\/li>\n<li>\u57ce\u5e02<\/li>\n<li>\u5730\u540d<\/li>\n<li>\u4eba\u540d<\/li>\n<\/ul>\n<p>\u7b49\u7b49&#xff0c;\u4f5c\u4e3a\u4e00\u4e2a\u6574\u4f53\u624d\u6709\u542b\u4e49\u7684\u5b57\u6bb5\u3002<\/p>\n<p>\u4ee5 term \u67e5\u8be2\u4e3a\u4f8b&#xff0c;\u5176\u8bed\u6cd5\u5982\u4e0b&#xff1a;<\/p>\n<p>GET \/{\u7d22\u5f15\u5e93\u540d}\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;term&#034;: {<br \/>\n      &#034;\u5b57\u6bb5\u540d&#034;: {<br \/>\n        &#034;value&#034;: &#034;\u641c\u7d22\u6761\u4ef6&#034;<br \/>\n      }<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<p>\u518d\u6765\u770b\u4e0b range \u67e5\u8be2&#xff0c;\u8bed\u6cd5\u5982\u4e0b&#xff1a;<\/p>\n<p>GET \/{\u7d22\u5f15\u5e93\u540d}\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;range&#034;: {<br \/>\n      &#034;\u5b57\u6bb5\u540d&#034;: {<br \/>\n        &#034;gte&#034;: {\u6700\u5c0f\u503c},<br \/>\n        &#034;lte&#034;: {\u6700\u5927\u503c}<br \/>\n      }<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<p>range \u662f\u8303\u56f4\u67e5\u8be2&#xff0c;\u5bf9\u4e8e\u8303\u56f4\u7b5b\u9009\u7684\u5173\u952e\u5b57\u6709&#xff1a;<\/p>\n<ul>\n<li>gte&#xff1a;\u5927\u4e8e\u7b49\u4e8e<\/li>\n<li>gt&#xff1a;\u5927\u4e8e<\/li>\n<li>lte&#xff1a;\u5c0f\u4e8e\u7b49\u4e8e<\/li>\n<li>lt&#xff1a;\u5c0f\u4e8e<\/li>\n<\/ul>\n<h4>\u590d\u5408\u67e5\u8be2<\/h4>\n<p>\u5b98\u65b9\u6587\u6863&#xff1a;Compound queries | Elasticsearch Guide 7.12 | Elastic<\/p>\n<p>\u590d\u5408\u67e5\u8be2\u5927\u81f4\u53ef\u4ee5\u5206\u4e3a\u4e24\u7c7b&#xff1a;<\/p>\n<li>\u7b2c\u4e00\u7c7b&#xff1a;\u57fa\u4e8e\u903b\u8f91\u8fd0\u7b97\u7ec4\u5408\u53f6\u5b50\u67e5\u8be2&#xff0c;\u5b9e\u73b0\u7ec4\u5408\u6761\u4ef6&#xff0c;\u4f8b\u5982\n<ul>\n<li>bool<\/li>\n<\/ul>\n<\/li>\n<li>\u7b2c\u4e8c\u7c7b&#xff1a;\u57fa\u4e8e\u67d0\u79cd\u7b97\u6cd5\u4fee\u6539\u67e5\u8be2\u65f6\u7684\u6587\u6863\u76f8\u5173\u6027\u7b97\u5206&#xff0c;\u4ece\u800c\u6539\u53d8\u6587\u6863\u6392\u540d\u3002\u4f8b\u5982&#xff1a;\n<ul>\n<li>function_score<\/li>\n<li>dis_max<\/li>\n<\/ul>\n<\/li>\n<h5>\u7b97\u5206\u51fd\u6570\u67e5\u8be2<\/h5>\n<p>\u5f53\u6211\u4eec\u5229\u7528 match \u67e5\u8be2\u65f6&#xff0c;\u6587\u6863\u7ed3\u679c\u4f1a\u6839\u636e\u4e0e\u641c\u7d22\u8bcd\u6761\u7684\u5173\u8054\u5ea6\u6253\u5206&#xff08;_score&#xff09;&#xff0c;\u8fd4\u56de\u7ed3\u679c\u65f6\u6309\u7167\u5206\u503c\u964d\u5e8f\u6392\u5217\u3002<\/p>\n<ul>\n<li>\u4ece elasticsearch5.1 \u5f00\u59cb&#xff0c;\u91c7\u7528\u7684\u76f8\u5173\u6027\u6253\u5206\u7b97\u6cd5\u662f BM25 \u7b97\u6cd5<\/li>\n<li>\u5728 elasticsearch5.1 \u4e4b\u524d\u4f7f\u7528 TF-IDF \u7b97\u6cd5&#xff0c;\u7531\u4e8e\u8be5\u7b97\u6cd5\u4f1a\u56e0\u8bcd\u9891\u7684\u589e\u5927&#xff0c;\u4e8c\u65e0\u9650\u589e\u5927&#xff0c;BM25 \u7b97\u6cd5\u76f8\u5bf9\u6bd4\u8f83\u5e73\u7f13&#xff0c;\u56e0\u6b64 5.1 \u4e4b\u540e\u90fd\u91c7\u7528 BM25 \u7b97\u6cd5<\/li>\n<\/ul>\n<p>\u57fa\u4e8e\u8fd9\u5957\u516c\u5f0f&#xff0c;\u5c31\u53ef\u4ee5\u5224\u65ad\u51fa\u67d0\u4e2a\u6587\u6863\u4e0e\u7528\u6237\u641c\u7d22\u7684\u5173\u952e\u5b57\u4e4b\u95f4\u7684\u5173\u8054\u5ea6&#xff0c;\u8fd8\u662f\u6bd4\u8f83\u51c6\u786e\u7684\u3002<\/p>\n<p>\u4f46\u662f&#xff0c;\u5728\u5b9e\u9645\u4e1a\u52a1\u9700\u6c42\u4e2d&#xff0c;\u5e38\u5e38\u4f1a\u6709\u7ade\u4ef7\u6392\u540d\u7684\u529f\u80fd\u3002\u4e0d\u662f\u76f8\u5173\u5ea6\u8d8a\u9ad8\u6392\u540d\u8d8a\u9760\u524d&#xff0c;\u800c\u662f\u638f\u7684\u94b1\u591a\u7684\u6392\u540d\u9760\u524d\u3002<\/p>\n<p>\u8981\u60f3\u8ba4\u4e3a\u63a7\u5236\u76f8\u5173\u6027\u7b97\u5206&#xff0c;\u5c31\u9700\u8981\u5229\u7528 elasticsearch \u4e2d\u7684 function score \u67e5\u8be2\u4e86\u3002<\/p>\n<p>\u57fa\u672c\u8bed\u6cd5&#xff1a;<\/p>\n<p>function score \u67e5\u8be2\u4e2d\u5305\u542b\u56db\u90e8\u5206\u5185\u5bb9&#xff1a;<\/p>\n<ul>\n<li>\u539f\u59cb\u67e5\u8be2\u6761\u4ef6&#xff1a;query \u90e8\u5206&#xff0c;\u57fa\u4e8e\u8fd9\u4e2a\u6761\u4ef6\u641c\u7d22\u6587\u6863&#xff0c;\u5e76\u4e14\u57fa\u4e8e BM25 \u7b97\u6cd5\u7ed9\u6587\u6863\u6253\u5206&#xff0c;\u539f\u59cb\u7b97\u5206&#xff08;query score)<\/li>\n<li>\u8fc7\u6ee4\u6761\u4ef6&#xff1a;filter \u90e8\u5206&#xff0c;\u7b26\u5408\u8be5\u6761\u4ef6\u7684\u6587\u6863\u624d\u4f1a\u91cd\u65b0\u7b97\u5206<\/li>\n<li>\u7b97\u5206\u51fd\u6570&#xff1a;\u7b26\u5408 filter \u6761\u4ef6\u7684\u6587\u6863\u8981\u6839\u636e\u8fd9\u4e2a\u51fd\u6570\u505a\u8fd0\u7b97&#xff0c;\u5f97\u5230\u7684\u51fd\u6570\u7b97\u5206&#xff08;function score&#xff09;&#xff0c;\u6709\u56db\u79cd\u51fd\u6570\n<ul>\n<li>weight&#xff1a;\u51fd\u6570\u7ed3\u679c\u662f\u5e38\u91cf<\/li>\n<li>field_value_factor&#xff1a;\u4ee5\u6587\u6863\u4e2d\u7684\u67d0\u4e2a\u5b57\u6bb5\u503c\u4f5c\u4e3a\u51fd\u6570\u7ed3\u679c<\/li>\n<li>random_score&#xff1a;\u4ee5\u968f\u673a\u6570\u4f5c\u4e3a\u51fd\u6570\u7ed3\u679c<\/li>\n<li>script_score&#xff1a;\u81ea\u5b9a\u4e49\u7b97\u5206\u51fd\u6570\u7b97\u6cd5<\/li>\n<\/ul>\n<\/li>\n<li>\u8fd0\u7b97\u6a21\u5f0f&#xff1a;\u7b97\u5206\u51fd\u6570\u7684\u7ed3\u679c\u3001\u539f\u59cb\u67e5\u8be2\u7684\u76f8\u5173\u6027\u7b97\u5206&#xff0c;\u4e24\u8005\u4e4b\u95f4\u7684\u8fd0\u7b97\u65b9\u5f0f&#xff0c;\u5305\u62ec&#xff1a;\n<ul>\n<li>multiply&#xff1a;\u76f8\u4e58<\/li>\n<li>replace&#xff1a;\u7528function score\u66ff\u6362query score<\/li>\n<li>\u5176\u5b83&#xff0c;\u4f8b\u5982&#xff1a;sum\u3001avg\u3001max\u3001min<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>function score \u7684\u8fd0\u884c\u6d41\u7a0b\u5982\u4e0b&#xff1a;<\/p>\n<ul>\n<li>1&#xff09;\u6839\u636e\u539f\u59cb\u6761\u4ef6\u67e5\u8be2\u641c\u7d22\u6587\u6863&#xff0c;\u5e76\u4e14\u8ba1\u7b97\u76f8\u5173\u6027\u7b97\u5206&#xff0c;\u79f0\u4e3a\u539f\u59cb\u7b97\u5206&#xff08;query score&#xff09;<\/li>\n<li>2&#xff09;\u6839\u636e\u8fc7\u6ee4\u6761\u4ef6&#xff0c;\u8fc7\u6ee4\u6587\u6863<\/li>\n<li>3&#xff09;\u7b26\u5408\u8fc7\u6ee4\u6761\u4ef6\u7684\u6587\u6863&#xff0c;\u57fa\u4e8e\u7b97\u5206\u51fd\u6570\u8fd0\u7b97&#xff0c;\u5f97\u5230\u51fd\u6570\u7b97\u5206&#xff08;function score&#xff09;<\/li>\n<li>4&#xff09;\u5c06\u539f\u59cb\u7b97\u5206&#xff08;query score&#xff09;\u548c\u51fd\u6570\u7b97\u5206&#xff08;function score&#xff09;\u57fa\u4e8e\u8fd0\u7b97\u6a21\u5f0f\u505a\u8fd0\u7b97&#xff0c;\u5f97\u5230\u6700\u7ec8\u7ed3\u679c&#xff0c;\u4f5c\u4e3a\u76f8\u5173\u6027\u7b97\u5206\u3002<\/li>\n<\/ul>\n<p>\u56e0\u6b64&#xff0c;\u5176\u4e2d\u7684\u5173\u952e\u70b9\u662f&#xff1a;<\/p>\n<ul>\n<li>\u8fc7\u6ee4\u6761\u4ef6&#xff1a;\u51b3\u5b9a\u54ea\u4e9b\u6587\u6863\u7684\u7b97\u5206\u88ab\u4fee\u6539<\/li>\n<li>\u7b97\u5206\u51fd\u6570&#xff1a;\u51b3\u5b9a\u51fd\u6570\u7b97\u5206\u7684\u7b97\u6cd5<\/li>\n<li>\u8fd0\u7b97\u6a21\u5f0f&#xff1a;\u51b3\u5b9a\u6700\u7ec8\u7b97\u5206\u7ed3\u679c<\/li>\n<\/ul>\n<p>\u793a\u4f8b&#xff1a;\u7ed9 IPhone \u8fd9\u4e2a\u54c1\u724c\u7684\u624b\u673a\u7b97\u5206\u63d0\u9ad8\u5341\u500d&#xff0c;\u5206\u6790\u5982\u4e0b&#xff1a;<\/p>\n<ul>\n<li>\u8fc7\u6ee4\u6761\u4ef6&#xff1a;\u54c1\u724c\u5fc5\u987b\u4e3a IPhone<\/li>\n<li>\u7b97\u5206\u51fd\u6570&#xff1a;\u5e38\u91cf weight&#xff0c;\u503c\u4e3a 10<\/li>\n<li>\u7b97\u5206\u6a21\u5f0f&#xff1a;\u76f8\u4e58 multiply<\/li>\n<\/ul>\n<p>\u5bf9\u5e94\u4ee3\u7801\u5982\u4e0b&#xff1a;<\/p>\n<p>GET \/hotel\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;function_score&#034;: {<br \/>\n      &#034;query&#034;: {  &#8230;. }, \/\/ \u539f\u59cb\u67e5\u8be2&#xff0c;\u53ef\u4ee5\u662f\u4efb\u610f\u6761\u4ef6<br \/>\n      &#034;functions&#034;: [ \/\/ \u7b97\u5206\u51fd\u6570<br \/>\n        {<br \/>\n          &#034;filter&#034;: { \/\/ \u6ee1\u8db3\u7684\u6761\u4ef6&#xff0c;\u54c1\u724c\u5fc5\u987b\u662fIphone<br \/>\n            &#034;term&#034;: {<br \/>\n              &#034;brand&#034;: &#034;Iphone&#034;<br \/>\n            }<br \/>\n          },<br \/>\n          &#034;weight&#034;: 10 \/\/ \u7b97\u5206\u6743\u91cd\u4e3a10<br \/>\n        }<br \/>\n      ],<br \/>\n      &#034;boost_mode&#034;: &#034;multipy&#034; \/\/ \u52a0\u6743\u6a21\u5f0f&#xff1a;\u539f\u59cb\u5206\u6570\u4e0e\u51fd\u6570\u7ed3\u679c\u7684\u4e58\u79ef<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<h5>bool \u67e5\u8be2<\/h5>\n<p>bool \u67e5\u8be2&#xff0c;\u5373\u5e03\u5c14\u67e5\u8be2\u3002\u5c31\u662f\u5229\u7528\u903b\u8f91\u8fd0\u7b97\u6765\u7ec4\u5408\u4e00\u4e2a\u6216\u591a\u4e2a\u67e5\u8be2\u5b50\u53e5\u7684\u7ec4\u5408\u3002<\/p>\n<p>bool \u67e5\u8be2\u652f\u6301\u7684\u903b\u8f91\u8fd0\u7b97\u6709&#xff1a;<\/p>\n<ul>\n<li>must&#xff1a;\u5fc5\u987b\u5339\u914d\u6bcf\u4e2a\u5b50\u67e5\u8be2&#xff0c;\u7c7b\u4f3c\u201c\u4e0e\u201d<\/li>\n<li>should&#xff1a;\u9009\u62e9\u6027\u5339\u914d\u5b50\u67e5\u8be2&#xff0c;\u7c7b\u4f3c\u201c\u6216\u201d<\/li>\n<li>must_not&#xff1a;\u5fc5\u987b\u4e0d\u5339\u914d&#xff0c;\u4e0d\u53c2\u4e0e\u7b97\u5206&#xff0c;\u7c7b\u4f3c\u201c\u975e\u201d<\/li>\n<li>filter&#xff1a;\u5fc5\u987b\u5339\u914d&#xff0c;\u4e0d\u53c2\u4e0e\u7b97\u5206<\/li>\n<\/ul>\n<p>bool \u67e5\u8be2\u7684\u8bed\u6cd5\u5982\u4e0b&#xff1a;<\/p>\n<p>GET \/items\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;bool&#034;: {<br \/>\n      &#034;must&#034;: [<br \/>\n        {&#034;match&#034;: {&#034;name&#034;: &#034;\u624b\u673a&#034;}}<br \/>\n      ],<br \/>\n      &#034;should&#034;: [<br \/>\n        {&#034;term&#034;: {&#034;brand&#034;: { &#034;value&#034;: &#034;vivo&#034; }}},<br \/>\n        {&#034;term&#034;: {&#034;brand&#034;: { &#034;value&#034;: &#034;\u5c0f\u7c73&#034; }}}<br \/>\n      ],<br \/>\n      &#034;must_not&#034;: [<br \/>\n        {&#034;range&#034;: {&#034;price&#034;: {&#034;gte&#034;: 2500}}}<br \/>\n      ],<br \/>\n      &#034;filter&#034;: [<br \/>\n        {&#034;range&#034;: {&#034;price&#034;: {&#034;lte&#034;: 1000}}}<br \/>\n      ]<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<p>\u51fa\u4e8e\u6027\u80fd\u8003\u8651&#xff0c;\u4e0e\u641c\u7d22\u5173\u952e\u5b57\u65e0\u5173\u7684\u67e5\u8be2\u5c3d\u91cf\u91c7\u7528 must_not \u6216 filter \u903b\u8f91\u8fd0\u7b97&#xff0c;\u907f\u514d\u53c2\u4e0e\u76f8\u5173\u6027\u7b97\u5206\u3002<\/p>\n<p>\u4f8b\u5982\u9ed1\u9a6c\u5546\u57ce\u7684\u641c\u7d22\u9875\u9762&#xff1a;<\/p>\n<ul>\n<li>\u5176\u4e2d\u8f93\u5165\u6846\u7684\u641c\u7d22\u6761\u4ef6\u80af\u5b9a\u8981\u53c2\u4e0e\u76f8\u5173\u6027\u7b97\u5206&#xff0c;\u53ef\u4ee5\u91c7\u7528 match\u3002<\/li>\n<li>\u4f46\u662f\u4ef7\u683c\u8303\u56f4\u8fc7\u6ee4\u3001\u54c1\u724c\u8fc7\u6ee4\u3001\u5206\u7c7b\u8fc7\u6ee4\u7b49\u5c3d\u91cf\u91c7\u7528 filter&#xff0c;\u4e0d\u8981\u53c2\u4e0e\u76f8\u5173\u6027\u7b97\u5206\u3002<\/li>\n<\/ul>\n<p>\u6bd4\u5982&#xff0c;\u6211\u4eec\u8981\u641c\u7d22\u624b\u673a&#xff0c;\u4f46\u54c1\u724c\u5fc5\u987b\u662f\u534e\u4e3a&#xff0c;\u4ef7\u683c\u5fc5\u987b\u662f900~1599&#xff0c;\u90a3\u4e48\u53ef\u4ee5\u8fd9\u6837\u5199&#xff1a;<\/p>\n<p>GET \/items\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;bool&#034;: {<br \/>\n      &#034;must&#034;: [<br \/>\n        {&#034;match&#034;: {&#034;name&#034;: &#034;\u624b\u673a&#034;}}<br \/>\n      ],<br \/>\n      &#034;filter&#034;: [<br \/>\n        {&#034;term&#034;: {&#034;brand&#034;: { &#034;value&#034;: &#034;\u534e\u4e3a&#034; }}},<br \/>\n        {&#034;range&#034;: {&#034;price&#034;: {&#034;gte&#034;: 90000, &#034;lt&#034;: 159900}}}<br \/>\n      ]<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<h4>\u6392\u5e8f<\/h4>\n<p>\u5b98\u65b9\u6587\u6863&#xff1a;https:\/\/www.elastic.co\/guide\/en\/elasticsearch\/reference\/7.12\/sort-search-results.html<\/p>\n<p>elasticsearch \u9ed8\u8ba4\u662f\u6839\u636e\u76f8\u5173\u5ea6\u7b97\u5206&#xff08;_score&#xff09;\u6765\u6392\u5e8f&#xff0c;\u4f46\u662f\u4e5f\u652f\u6301\u81ea\u5b9a\u4e49\u65b9\u5f0f\u5bf9\u641c\u7d22\u7ed3\u679c\u6392\u5e8f\u3002<\/p>\n<p>\u4e0d\u8fc7\u5206\u8bcd\u5b57\u6bb5\u65e0\u6cd5\u6392\u5e8f&#xff0c;\u80fd\u53c2\u4e0e\u6392\u5e8f\u5b57\u6bb5\u7c7b\u578b\u6709&#xff1a;<\/p>\n<ul>\n<li>keyword \u7c7b\u578b\u3001<\/li>\n<li>\u6570\u503c\u7c7b\u578b\u3001<\/li>\n<li>\u5730\u7406\u5750\u6807\u7c7b\u578b\u3001<\/li>\n<li>\u65e5\u671f\u7c7b\u578b\u7b49\u3002<\/li>\n<\/ul>\n<p>\u8bed\u6cd5\u8bf4\u660e&#xff1a;<\/p>\n<p>GET \/indexName\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;match_all&#034;: {}<br \/>\n  },<br \/>\n  &#034;sort&#034;: [<br \/>\n    {<br \/>\n      &#034;\u6392\u5e8f\u5b57\u6bb5&#034;: {<br \/>\n        &#034;order&#034;: &#034;\u6392\u5e8f\u65b9\u5f0fasc\u548cdesc&#034;<br \/>\n      }<br \/>\n    }<br \/>\n  ]<br \/>\n}<\/p>\n<p>\u793a\u4f8b&#xff0c;\u6211\u4eec\u6309\u7167\u5546\u54c1\u4ef7\u683c\u964d\u5e8f\u6392\u5e8f&#xff1a;<\/p>\n<p>GET \/items\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;match_all&#034;: {}<br \/>\n  },<br \/>\n  &#034;sort&#034;: [<br \/>\n    {<br \/>\n      &#034;price&#034;: {<br \/>\n        &#034;order&#034;: &#034;desc&#034;<br \/>\n      }<br \/>\n    }<br \/>\n  ]<br \/>\n}<\/p>\n<h4>\u5206\u9875<\/h4>\n<p>\u5b98\u65b9\u6587\u6863&#xff1a;https:\/\/www.elastic.co\/guide\/en\/elasticsearch\/reference\/7.12\/paginate-search-results.html<\/p>\n<p>elasticsearch \u9ed8\u8ba4\u60c5\u51b5\u4e0b\u53ea\u8fd4\u56de top10 \u7684\u6570\u636e\u3002\u800c\u5982\u679c\u8981\u67e5\u8be2\u66f4\u591a\u6570\u636e\u5c31\u9700\u8981\u4fee\u6539\u5206\u9875\u53c2\u6570\u4e86\u3002<\/p>\n<h5>\u57fa\u7840\u5206\u9875<\/h5>\n<p>elasticsearch\u4e2d\u901a\u8fc7\u4fee\u6539 from\u3001size \u53c2\u6570\u6765\u63a7\u5236\u8981\u8fd4\u56de\u7684\u5206\u9875\u7ed3\u679c&#xff1a;<\/p>\n<ul>\n<li>from&#xff1a;\u4ece\u7b2c\u51e0\u4e2a\u6587\u6863\u5f00\u59cb<\/li>\n<li>size&#xff1a;\u603b\u5171\u67e5\u8be2\u51e0\u4e2a\u6587\u6863<\/li>\n<\/ul>\n<p>\u7c7b\u4f3c\u4e8e mysql \u4e2d\u7684 limit ?, ?<\/p>\n<p>\u8bed\u6cd5\u5982\u4e0b&#xff1a;<\/p>\n<p>GET \/items\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;match_all&#034;: {}<br \/>\n  },<br \/>\n  &#034;from&#034;: 0, \/\/ \u5206\u9875\u5f00\u59cb\u7684\u4f4d\u7f6e&#xff0c;\u9ed8\u8ba4\u4e3a0<br \/>\n  &#034;size&#034;: 10,  \/\/ \u6bcf\u9875\u6587\u6863\u6570\u91cf&#xff0c;\u9ed8\u8ba410<br \/>\n  &#034;sort&#034;: [<br \/>\n    {<br \/>\n      &#034;price&#034;: {<br \/>\n        &#034;order&#034;: &#034;desc&#034;<br \/>\n      }<br \/>\n    }<br \/>\n  ]<br \/>\n}<\/p>\n<h5>\u6df1\u5ea6\u5206\u9875<\/h5>\n<p>elasticsearch \u7684\u6570\u636e\u4e00\u822c\u4f1a\u91c7\u7528\u5206\u7247\u5b58\u50a8&#xff0c;\u4e5f\u5c31\u662f\u628a\u4e00\u4e2a\u7d22\u5f15\u4e2d\u7684\u6570\u636e\u5206\u6210 N \u4efd&#xff0c;\u5b58\u50a8\u5230\u4e0d\u540c\u8282\u70b9\u4e0a\u3002<\/p>\n<ul>\n<li>\u8fd9\u79cd\u5b58\u50a8\u65b9\u5f0f\u6bd4\u8f83\u6709\u5229\u4e8e\u6570\u636e\u6269\u5c55&#xff0c;\u4f46\u7ed9\u5206\u9875\u5e26\u6765\u4e86\u4e00\u4e9b\u9ebb\u70e6\u3002<\/li>\n<\/ul>\n<p>\u6bd4\u5982\u4e00\u4e2a\u7d22\u5f15\u5e93\u4e2d\u6709 100000 \u6761\u6570\u636e&#xff0c;\u5206\u522b\u5b58\u50a8\u5230 4 \u4e2a\u5206\u7247&#xff0c;\u6bcf\u4e2a\u5206\u7247 25000 \u6761\u6570\u636e\u3002\u73b0\u5728\u6bcf\u9875\u67e5\u8be2 10 \u6761&#xff0c;\u67e5\u8be2\u7b2c 99 \u9875\u3002<\/p>\n<p>\u90a3\u4e48\u5206\u9875\u67e5\u8be2\u7684\u6761\u4ef6\u5982\u4e0b&#xff1a;<\/p>\n<p>GET \/items\/_search<br \/>\n{<br \/>\n  &#034;from&#034;: 990, \/\/ \u4ece\u7b2c990\u6761\u5f00\u59cb\u67e5\u8be2<br \/>\n  &#034;size&#034;: 10, \/\/ \u6bcf\u9875\u67e5\u8be210\u6761<br \/>\n  &#034;sort&#034;: [<br \/>\n    {<br \/>\n      &#034;price&#034;: &#034;asc&#034;<br \/>\n    }<br \/>\n  ]<br \/>\n}<\/p>\n<ul>\n<li>\u4ece\u8bed\u53e5\u6765\u5206\u6790&#xff0c;\u8981\u67e5\u8be2\u7b2c 990~1000 \u540d\u7684\u6570\u636e \u3002<\/li>\n<li>\u4ece\u5b9e\u73b0\u601d\u8def\u6765\u5206\u6790&#xff0c;\u80af\u5b9a\u662f\u5c06\u6240\u6709\u6570\u636e\u6392\u5e8f&#xff0c;\u627e\u51fa\u524d 1000 \u540d&#xff0c;\u622a\u53d6\u5176\u4e2d\u7684 990~1000 \u7684\u90e8\u5206\u3002<\/li>\n<\/ul>\n<p>\u4f46\u95ee\u9898\u6765\u4e86&#xff0c;\u6211\u4eec\u5982\u4f55\u624d\u80fd\u627e\u5230\u6240\u6709\u6570\u636e\u4e2d\u7684\u524d 1000 \u540d\u5462&#xff1f;<\/p>\n<ul>\n<li>\u8981\u77e5\u9053\u6bcf\u4e00\u7247\u7684\u6570\u636e\u90fd\u4e0d\u4e00\u6837&#xff0c;\u7b2c 1 \u7247\u4e0a\u7684\u7b2c 900~1000&#xff0c;\u5728\u53e6 1 \u4e2a\u8282\u70b9\u4e0a\u5e76\u4e0d\u4e00\u5b9a\u4f9d\u7136\u662f 900~1000 \u540d\u3002<\/li>\n<li>\u6240\u4ee5\u6211\u4eec\u53ea\u80fd\u5728\u6bcf\u4e00\u4e2a\u5206\u7247\u4e0a\u90fd\u627e\u51fa\u6392\u540d\u524d 1000 \u7684\u6570\u636e&#xff0c;\u7136\u540e\u6c47\u603b\u5230\u4e00\u8d77&#xff0c;\u91cd\u65b0\u6392\u5e8f&#xff0c;\u624d\u80fd\u627e\u51fa\u6574\u4e2a\u7d22\u5f15\u5e93\u4e2d\u771f\u6b63\u7684\u524d 1000 \u540d&#xff0c;\u6b64\u65f6\u622a\u53d6 990~1000 \u7684\u6570\u636e\u5373\u53ef\u3002<\/li>\n<li>\u5373\u805a\u5408\u6240\u6709\u7ed3\u679c&#xff0c;\u91cd\u65b0\u6392\u5e8f\u9009\u53d6\u524d 1000 \u4e2a\u3002<\/li>\n<\/ul>\n<p>\u5185\u5b58\u95ee\u9898<\/p>\n<p>\u8bd5\u60f3\u4e00\u4e0b&#xff0c;\u5047\u5982\u6211\u4eec\u73b0\u5728\u8981\u67e5\u8be2\u7684\u662f\u7b2c 999 \u9875\u6570\u636e\u5462&#xff0c;\u662f\u4e0d\u662f\u8981\u627e\u7b2c 9990~10000 \u7684\u6570\u636e&#xff0c;<\/p>\n<ul>\n<li>\u90a3\u5c82\u4e0d\u662f\u9700\u8981\u628a\u6bcf\u4e2a\u5206\u7247\u4e2d\u7684\u524d 10000 \u540d\u6570\u636e\u90fd\u67e5\u8be2\u51fa\u6765&#xff0c;\u6c47\u603b\u5728\u4e00\u8d77&#xff0c;\u5728\u5185\u5b58\u4e2d\u6392\u5e8f&#xff1f;<\/li>\n<li>\u5982\u679c\u67e5\u8be2\u7684\u5206\u9875\u6df1\u5ea6\u66f4\u6df1\u5462&#xff0c;\u9700\u8981\u4e00\u6b21\u68c0\u7d22\u7684\u6570\u636e\u5c82\u4e0d\u662f\u66f4\u591a&#xff1f;<\/li>\n<\/ul>\n<p>\u7531\u6b64\u53ef\u77e5&#xff0c;\u5f53\u67e5\u8be2\u5206\u9875\u6df1\u5ea6\u8f83\u5927\u65f6&#xff0c;\u6c47\u603b\u6570\u636e\u8fc7\u591a&#xff0c;\u5bf9\u5185\u5b58\u548c CPU \u4f1a\u4ea7\u751f\u975e\u5e38\u5927\u7684\u538b\u529b\u3002<\/p>\n<p>\u56e0\u6b64 elasticsearch \u4f1a\u7981\u6b62 from&#043; size \u8d85\u8fc7 10000 \u7684\u8bf7\u6c42\u3002<\/p>\n<p>\u9488\u5bf9\u6df1\u5ea6\u5206\u9875&#xff0c;elasticsearch \u63d0\u4f9b\u4e86\u4e24\u79cd\u89e3\u51b3\u65b9\u6848&#xff1a;<\/p>\n<ul>\n<li>search after&#xff1a;\u5206\u9875\u65f6\u9700\u8981\u6392\u5e8f&#xff0c;\u539f\u7406\u662f\u4ece\u4e0a\u4e00\u6b21\u7684\u6392\u5e8f\u503c\u5f00\u59cb&#xff0c;\u67e5\u8be2\u4e0b\u4e00\u9875\u6570\u636e\u3002\u5b98\u65b9\u63a8\u8350\u4f7f\u7528\u7684\u65b9\u5f0f\u3002<\/li>\n<li>scroll&#xff1a;\u539f\u7406\u5c06\u6392\u5e8f\u540e\u7684\u6587\u6863 id \u5f62\u6210\u5feb\u7167&#xff0c;\u4fdd\u5b58\u4e0b\u6765&#xff0c;\u57fa\u4e8e\u5feb\u7167\u505a\u5206\u9875\u3002\u5b98\u65b9\u5df2\u7ecf\u4e0d\u63a8\u8350\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<p>\u603b\u7ed3<\/p>\n<p>\u5927\u591a\u6570\u60c5\u51b5\u4e0b&#xff0c;\u6211\u4eec\u91c7\u7528\u666e\u901a\u5206\u9875\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n<ul>\n<li>\u67e5\u770b\u767e\u5ea6\u3001\u4eac\u4e1c\u7b49\u7f51\u7ad9&#xff0c;\u4f1a\u53d1\u73b0\u5176\u5206\u9875\u90fd\u6709\u9650\u5236\u3002<\/li>\n<li>\u4f8b\u5982\u767e\u5ea6\u6700\u591a\u652f\u6301 77 \u9875&#xff0c;\u6bcf\u9875\u4e0d\u8db3 20 \u6761\u3002<\/li>\n<li>\u4eac\u4e1c\u6700\u591a 100 \u9875&#xff0c;\u6bcf\u9875\u6700\u591a 60 \u6761\u3002<\/li>\n<\/ul>\n<p>\u56e0\u6b64&#xff0c;\u4e00\u822c\u6211\u4eec\u91c7\u7528\u9650\u5236\u5206\u9875\u6df1\u5ea6\u7684\u65b9\u5f0f\u5373\u53ef&#xff0c;\u65e0\u9700\u5b9e\u73b0\u6df1\u5ea6\u5206\u9875\u3002<\/p>\n<h4>\u9ad8\u4eae<\/h4>\n<h5>\u9ad8\u4eae\u539f\u7406<\/h5>\n<p>\u4ec0\u4e48\u662f\u9ad8\u4eae\u663e\u793a\u5462&#xff1f;<\/p>\n<p>\u6211\u4eec\u5728\u767e\u5ea6&#xff0c;\u4eac\u4e1c\u641c\u7d22\u65f6&#xff0c;\u5173\u952e\u5b57\u4f1a\u53d8\u6210\u7ea2\u8272&#xff0c;\u6bd4\u8f83\u9192\u76ee&#xff0c;\u8fd9\u53eb\u9ad8\u4eae\u663e\u793a\u3002<\/p>\n<p>\u89c2\u5bdf\u9875\u9762\u6e90\u7801&#xff0c;\u4f60\u4f1a\u53d1\u73b0\u4e24\u4ef6\u4e8b\u60c5&#xff1a;<\/p>\n<ul>\n<li>\u9ad8\u4eae\u8bcd\u6761\u90fd\u88ab\u52a0\u4e86 &lt;em&gt; \u6807\u7b7e<\/li>\n<li>&lt;em&gt; \u6807\u7b7e\u90fd\u6dfb\u52a0\u4e86\u7ea2\u8272\u6837\u5f0f<\/li>\n<\/ul>\n<p>css \u6837\u5f0f\u80af\u5b9a\u662f\u524d\u7aef\u5b9e\u73b0\u9875\u9762\u7684\u65f6\u5019\u5199\u597d\u7684&#xff0c;\u4f46\u662f\u524d\u7aef\u7f16\u5199\u9875\u9762\u7684\u65f6\u5019\u662f\u4e0d\u77e5\u9053\u9875\u9762\u8981\u5c55\u793a\u4ec0\u4e48\u6570\u636e\u7684&#xff0c;\u4e0d\u53ef\u80fd\u7ed9\u6570\u636e\u52a0\u6807\u7b7e\u3002\u800c\u670d\u52a1\u7aef\u5b9e\u73b0\u641c\u7d22\u529f\u80fd&#xff0c;\u8981\u662f\u6709 elasticsearch \u505a\u5206\u8bcd\u641c\u7d22&#xff0c;\u662f\u77e5\u9053\u54ea\u4e9b\u8bcd\u6761\u9700\u8981\u9ad8\u4eae\u7684\u3002<\/p>\n<p>\u56e0\u6b64\u8bcd\u6761\u7684\u9ad8\u4eae\u6807\u7b7e\u80af\u5b9a\u662f\u7531\u670d\u52a1\u7aef\u63d0\u4f9b\u6570\u636e\u7684\u65f6\u5019\u5df2\u7ecf\u52a0\u4e0a\u7684\u3002<\/p>\n<p>\u56e0\u6b64\u5b9e\u73b0\u9ad8\u4eae\u7684\u601d\u8def\u5c31\u662f&#xff1a;<\/p>\n<ul>\n<li>\u7528\u6237\u8f93\u5165\u641c\u7d22\u5173\u952e\u5b57\u641c\u7d22\u6570\u636e<\/li>\n<li>\u670d\u52a1\u7aef\u6839\u636e\u641c\u7d22\u5173\u952e\u5b57\u5230 elasticsearch \u641c\u7d22&#xff0c;\u5e76\u7ed9\u641c\u7d22\u7ed3\u679c\u4e2d\u7684\u5173\u952e\u5b57\u8bcd\u6761\u6dfb\u52a0 html \u6807\u7b7e<\/li>\n<li>\u524d\u7aef\u63d0\u524d\u7ed9\u7ea6\u5b9a\u597d\u7684 html \u6807\u7b7e\u6dfb\u52a0 CSS \u6837\u5f0f<\/li>\n<\/ul>\n<h5>\u5b9e\u73b0\u9ad8\u4eae<\/h5>\n<p>\u4e8b\u5b9e\u4e0a elasticsearch \u5df2\u7ecf\u63d0\u4f9b\u4e86\u7ed9\u641c\u7d22\u5173\u952e\u5b57\u52a0\u6807\u7b7e\u7684\u8bed\u6cd5&#xff0c;\u65e0\u9700\u6211\u4eec\u81ea\u5df1\u7f16\u7801\u3002<\/p>\n<p>\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b&#xff1a;<\/p>\n<p>GET \/{\u7d22\u5f15\u5e93\u540d}\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;match&#034;: {<br \/>\n      &#034;\u641c\u7d22\u5b57\u6bb5&#034;: &#034;\u641c\u7d22\u5173\u952e\u5b57&#034;<br \/>\n    }<br \/>\n  },<br \/>\n  &#034;highlight&#034;: {<br \/>\n    &#034;fields&#034;: {<br \/>\n      &#034;\u9ad8\u4eae\u5b57\u6bb5\u540d\u79f0&#034;: {<br \/>\n        &#034;pre_tags&#034;: &#034;&lt;em&gt;&#034;,<br \/>\n        &#034;post_tags&#034;: &#034;&lt;\/em&gt;&#034;<br \/>\n      }<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<p>\u6ce8\u610f&#xff1a;<\/p>\n<ul>\n<li>\u641c\u7d22\u5fc5\u987b\u6709\u67e5\u8be2\u6761\u4ef6&#xff0c;\u800c\u4e14\u662f\u5168\u6587\u68c0\u7d22\u7c7b\u578b\u7684\u67e5\u8be2\u6761\u4ef6&#xff0c;\u4f8b\u5982 match<\/li>\n<li>\u53c2\u4e0e\u9ad8\u4eae\u7684\u5b57\u6bb5\u5fc5\u987b\u662f text \u7c7b\u578b\u7684\u5b57\u6bb5<\/li>\n<li>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u53c2\u4e0e\u9ad8\u4eae\u7684\u5b57\u6bb5\u8981\u4e0e\u641c\u7d22\u5b57\u6bb5\u4e00\u81f4&#xff0c;\u9664\u975e\u6dfb\u52a0&#xff1a;required_field_match&#061;false<\/li>\n<\/ul>\n<h4>\u603b\u7ed3<\/h4>\n<p>\u67e5\u8be2\u7684DSL\u662f\u4e00\u4e2a\u5927\u7684JSON\u5bf9\u8c61&#xff0c;\u5305\u542b\u4e0b\u5217\u5c5e\u6027&#xff1a;<\/p>\n<ul>\n<li>query&#xff1a;\u67e5\u8be2\u6761\u4ef6<\/li>\n<li>from \u548c size&#xff1a;\u5206\u9875\u6761\u4ef6<\/li>\n<li>sort&#xff1a;\u6392\u5e8f\u6761\u4ef6<\/li>\n<li>highlight&#xff1a;\u9ad8\u4eae\u6761\u4ef6<\/li>\n<\/ul>\n<h3>RestClient \u67e5\u8be2<\/h3>\n<p>DSL \u53c2\u6570\u540d \u548c JavaAPI \u547d\u540d\u76f8\u4f3c<\/p>\n<h4>\u5feb\u901f\u5165\u95e8<\/h4>\n<p>\u6587\u6863\u641c\u7d22\u7684\u57fa\u672c\u6b65\u9aa4\u662f&#xff1a;<\/p>\n<li>\u521b\u5efaSearchRequest\u5bf9\u8c61<\/li>\n<li>\u51c6\u5907request.source()&#xff0c;\u4e5f\u5c31\u662fDSL\u3002\n<ul>\n<li>QueryBuilders\u6765\u6784\u5efa\u67e5\u8be2\u6761\u4ef6<\/li>\n<li>\u4f20\u5165request.source() \u7684query()\u65b9\u6cd5<\/li>\n<\/ul>\n<\/li>\n<li>\u53d1\u9001\u8bf7\u6c42&#xff0c;\u5f97\u5230\u7ed3\u679c<\/li>\n<li>\u89e3\u6790\u7ed3\u679c&#xff08;\u53c2\u8003JSON\u7ed3\u679c&#xff0c;\u4ece\u5916\u5230\u5185&#xff0c;\u9010\u5c42\u89e3\u6790&#xff09;<\/li>\n<p>\u4ee3\u7801\u793a\u4f8b&#xff1a;<\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Test<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">testMatchAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">throws<\/span> <span class=\"token class-name\">IOException<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ 1.\u521b\u5efaRequest<\/span><br \/>\n        <span class=\"token class-name\">SearchRequest<\/span> request <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">SearchRequest<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;items&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 2.\u7ec4\u7ec7\u8bf7\u6c42\u53c2\u6570<\/span><br \/>\n        request<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">query<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">matchAllQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 3.\u53d1\u9001\u8bf7\u6c42<\/span><br \/>\n        <span class=\"token class-name\">SearchResponse<\/span> response <span class=\"token operator\">&#061;<\/span> client<span class=\"token punctuation\">.<\/span><span class=\"token function\">search<\/span><span class=\"token punctuation\">(<\/span>request<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">RequestOptions<\/span><span class=\"token punctuation\">.<\/span>DEFAULT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 4.\u89e3\u6790\u54cd\u5e94<\/span><br \/>\n        <span class=\"token function\">handleResponse<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">handleResponse<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">SearchResponse<\/span> response<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">SearchHits<\/span> searchHits <span class=\"token operator\">&#061;<\/span> response<span class=\"token punctuation\">.<\/span><span class=\"token function\">getHits<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 1.\u83b7\u53d6\u603b\u6761\u6570<\/span><br \/>\n        <span class=\"token keyword\">long<\/span> total <span class=\"token operator\">&#061;<\/span> searchHits<span class=\"token punctuation\">.<\/span><span class=\"token function\">getTotalHits<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u5171\u641c\u7d22\u5230&#034;<\/span> <span class=\"token operator\">&#043;<\/span> total <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;\u6761\u6570\u636e&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 2.\u904d\u5386\u7ed3\u679c\u6570\u7ec4<\/span><br \/>\n        <span class=\"token class-name\">SearchHit<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> hits <span class=\"token operator\">&#061;<\/span> searchHits<span class=\"token punctuation\">.<\/span><span class=\"token function\">getHits<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u53ea\u4f1a\u8fd4\u56de 10 \u6761\u6570\u636e<\/span><br \/>\n        <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">SearchHit<\/span> hit <span class=\"token operator\">:<\/span> hits<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/ 3.\u5f97\u5230_source&#xff0c;\u4e5f\u5c31\u662f\u539f\u59cbjson\u6587\u6863<\/span><br \/>\n            <span class=\"token class-name\">String<\/span> source <span class=\"token operator\">&#061;<\/span> hit<span class=\"token punctuation\">.<\/span><span class=\"token function\">getSourceAsString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token comment\">\/\/ 4.\u53cd\u5e8f\u5217\u5316\u5e76\u6253\u5370<\/span><br \/>\n            <span class=\"token class-name\">ItemDoc<\/span> item <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">JSONUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toBean<\/span><span class=\"token punctuation\">(<\/span>source<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">ItemDoc<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span>item<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<h4>\u53f6\u5b50\u67e5\u8be2<\/h4>\n<p>\u6240\u6709\u7684\u67e5\u8be2\u6761\u4ef6\u90fd\u662f\u7531 QueryBuilders \u6765\u6784\u5efa\u7684&#xff0c;\u53f6\u5b50\u67e5\u8be2\u4e5f\u4e0d\u4f8b\u5916\u3002\u56e0\u6b64\u6574\u5957\u4ee3\u7801\u4e2d\u53d8\u5316\u7684\u90e8\u5206\u4ec5\u4ec5\u662f query \u6761\u4ef6\u6784\u9020\u7684\u65b9\u5f0f&#xff0c;\u5176\u5b83\u4e0d\u52a8\u3002<\/p>\n<p>\u4f8b\u5982match\u67e5\u8be2&#xff1a;<\/p>\n<p>&#064;Test<br \/>\nvoid testMatch() throws IOException {<br \/>\n    \/\/ 1.\u521b\u5efaRequest<br \/>\n    SearchRequest request &#061; new SearchRequest(&#034;items&#034;);<br \/>\n    \/\/ 2.\u7ec4\u7ec7\u8bf7\u6c42\u53c2\u6570<br \/>\n    request.source().query(QueryBuilders.matchQuery(&#034;name&#034;, &#034;\u8131\u8102\u725b\u5976&#034;));<br \/>\n    \/\/ 3.\u53d1\u9001\u8bf7\u6c42<br \/>\n    SearchResponse response &#061; client.search(request, RequestOptions.DEFAULT);<br \/>\n    \/\/ 4.\u89e3\u6790\u54cd\u5e94<br \/>\n    handleResponse(response);<br \/>\n}<\/p>\n<p>\u518d\u6bd4\u5982multi_match\u67e5\u8be2&#xff1a;<\/p>\n<p>&#064;Test<br \/>\nvoid testMultiMatch() throws IOException {<br \/>\n    \/\/ 1.\u521b\u5efaRequest<br \/>\n    SearchRequest request &#061; new SearchRequest(&#034;items&#034;);<br \/>\n    \/\/ 2.\u7ec4\u7ec7\u8bf7\u6c42\u53c2\u6570<br \/>\n    request.source().query(QueryBuilders.multiMatchQuery(&#034;\u8131\u8102\u725b\u5976&#034;, &#034;name&#034;, &#034;category&#034;));<br \/>\n    \/\/ 3.\u53d1\u9001\u8bf7\u6c42<br \/>\n    SearchResponse response &#061; client.search(request, RequestOptions.DEFAULT);<br \/>\n    \/\/ 4.\u89e3\u6790\u54cd\u5e94<br \/>\n    handleResponse(response);<br \/>\n}<\/p>\n<p>\u8fd8\u6709range\u67e5\u8be2&#xff1a;<\/p>\n<p>&#064;Test<br \/>\nvoid testRange() throws IOException {<br \/>\n    \/\/ 1.\u521b\u5efaRequest<br \/>\n    SearchRequest request &#061; new SearchRequest(&#034;items&#034;);<br \/>\n    \/\/ 2.\u7ec4\u7ec7\u8bf7\u6c42\u53c2\u6570<br \/>\n    request.source().query(QueryBuilders.rangeQuery(&#034;price&#034;).gte(10000).lte(30000));<br \/>\n    \/\/ 3.\u53d1\u9001\u8bf7\u6c42<br \/>\n    SearchResponse response &#061; client.search(request, RequestOptions.DEFAULT);<br \/>\n    \/\/ 4.\u89e3\u6790\u54cd\u5e94<br \/>\n    handleResponse(response);<br \/>\n}<\/p>\n<p>\u8fd8\u6709term\u67e5\u8be2&#xff1a;<\/p>\n<p>&#064;Test<br \/>\nvoid testTerm() throws IOException {<br \/>\n    \/\/ 1.\u521b\u5efaRequest<br \/>\n    SearchRequest request &#061; new SearchRequest(&#034;items&#034;);<br \/>\n    \/\/ 2.\u7ec4\u7ec7\u8bf7\u6c42\u53c2\u6570<br \/>\n    request.source().query(QueryBuilders.termQuery(&#034;brand&#034;, &#034;\u534e\u4e3a&#034;));<br \/>\n    \/\/ 3.\u53d1\u9001\u8bf7\u6c42<br \/>\n    SearchResponse response &#061; client.search(request, RequestOptions.DEFAULT);<br \/>\n    \/\/ 4.\u89e3\u6790\u54cd\u5e94<br \/>\n    handleResponse(response);<br \/>\n}<\/p>\n<h4>\u590d\u5408\u67e5\u8be2<\/h4>\n<p>\u590d\u5408\u67e5\u8be2\u4e5f\u662f\u7531 QueryBuilders \u6765\u6784\u5efa&#xff0c;<\/p>\n<p>\u4ee5 bool \u67e5\u8be2\u4e3a\u4f8b&#xff1a;<\/p>\n<p><span class=\"token annotation punctuation\">&#064;Test<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">testBool<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">throws<\/span> <span class=\"token class-name\">IOException<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ 1.\u521b\u5efaRequest<\/span><br \/>\n    <span class=\"token class-name\">SearchRequest<\/span> request <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">SearchRequest<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;items&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 2.\u7ec4\u7ec7\u8bf7\u6c42\u53c2\u6570<\/span><br \/>\n    <span class=\"token comment\">\/\/ 2.1.\u51c6\u5907bool\u67e5\u8be2<\/span><br \/>\n    <span class=\"token class-name\">BoolQueryBuilder<\/span> bool <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">boolQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 2.2.\u5173\u952e\u5b57\u641c\u7d22<\/span><br \/>\n    bool<span class=\"token punctuation\">.<\/span><span class=\"token function\">must<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">matchQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;name&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u8131\u8102\u725b\u5976&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 2.3.\u54c1\u724c\u8fc7\u6ee4<\/span><br \/>\n    bool<span class=\"token punctuation\">.<\/span><span class=\"token function\">filter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">termQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;brand&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u5fb7\u4e9a&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 2.4.\u4ef7\u683c\u8fc7\u6ee4<\/span><br \/>\n    bool<span class=\"token punctuation\">.<\/span><span class=\"token function\">filter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">rangeQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;price&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">lte<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">30000<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    request<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">query<\/span><span class=\"token punctuation\">(<\/span>bool<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 3.\u53d1\u9001\u8bf7\u6c42<\/span><br \/>\n    <span class=\"token class-name\">SearchResponse<\/span> response <span class=\"token operator\">&#061;<\/span> client<span class=\"token punctuation\">.<\/span><span class=\"token function\">search<\/span><span class=\"token punctuation\">(<\/span>request<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">RequestOptions<\/span><span class=\"token punctuation\">.<\/span>DEFAULT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 4.\u89e3\u6790\u54cd\u5e94<\/span><br \/>\n    <span class=\"token function\">handleResponse<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>\u6392\u5e8f\u548c\u5206\u9875<\/h4>\n<p>\u4e4b\u524d\u8bf4\u8fc7&#xff0c;requeset.source() \u5c31\u662f\u6574\u4e2a\u8bf7\u6c42 JSON \u53c2\u6570&#xff0c;\u6240\u4ee5\u6392\u5e8f\u3001\u5206\u9875\u90fd\u662f\u57fa\u4e8e\u8fd9\u4e2a\u6765\u8bbe\u7f6e<\/p>\n<p>\u4ee3\u7801\u793a\u4f8b\u5982\u4e0b&#xff1a;<\/p>\n<p><span class=\"token annotation punctuation\">&#064;Test<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">testPageAndSort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">throws<\/span> <span class=\"token class-name\">IOException<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> pageNo <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> pageSize <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">5<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ 1.\u521b\u5efaRequest<\/span><br \/>\n    <span class=\"token class-name\">SearchRequest<\/span> request <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">SearchRequest<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;items&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 2.\u7ec4\u7ec7\u8bf7\u6c42\u53c2\u6570<\/span><br \/>\n    <span class=\"token comment\">\/\/ 2.1.\u641c\u7d22\u6761\u4ef6\u53c2\u6570<\/span><br \/>\n    request<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">query<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">matchQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;name&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u8131\u8102\u725b\u5976&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 2.2.\u6392\u5e8f\u53c2\u6570<\/span><br \/>\n    request<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">sort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;price&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">SortOrder<\/span><span class=\"token punctuation\">.<\/span>ASC<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 2.3.\u5206\u9875\u53c2\u6570<\/span><br \/>\n    request<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">from<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>pageNo <span class=\"token operator\">&#8211;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">*<\/span> pageSize<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span>pageSize<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 3.\u53d1\u9001\u8bf7\u6c42<\/span><br \/>\n    <span class=\"token class-name\">SearchResponse<\/span> response <span class=\"token operator\">&#061;<\/span> client<span class=\"token punctuation\">.<\/span><span class=\"token function\">search<\/span><span class=\"token punctuation\">(<\/span>request<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">RequestOptions<\/span><span class=\"token punctuation\">.<\/span>DEFAULT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ 4.\u89e3\u6790\u54cd\u5e94<\/span><br \/>\n    <span class=\"token function\">handleResponse<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h4>\u9ad8\u4eae<\/h4>\n<p>\u9ad8\u4eae\u67e5\u8be2\u4e0e\u524d\u9762\u7684\u67e5\u8be2\u6709\u4e24\u70b9\u4e0d\u540c&#xff1a;<\/p>\n<ul>\n<li>\u6761\u4ef6\u540c\u6837\u662f\u5728 request.source() \u4e2d\u6307\u5b9a&#xff0c;\u53ea\u4e0d\u8fc7\u9ad8\u4eae\u6761\u4ef6\u8981\u57fa\u4e8e HighlightBuilder \u6765\u6784\u9020<\/li>\n<li>\u9ad8\u4eae\u54cd\u5e94\u7ed3\u679c\u4e0e\u641c\u7d22\u7684\u6587\u6863\u7ed3\u679c\u4e0d\u5728\u4e00\u8d77&#xff0c;\u9700\u8981\u5355\u72ec\u89e3\u6790<\/li>\n<\/ul>\n<p>\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b&#xff1a;<\/p>\n<p>    &#064;Test<br \/>\n    void testHighlight() throws IOException {<br \/>\n        \/\/ 1.\u521b\u5efaRequest<br \/>\n        SearchRequest request &#061; new SearchRequest(&#034;items&#034;);<br \/>\n        \/\/ 2.\u7ec4\u7ec7\u8bf7\u6c42\u53c2\u6570<br \/>\n        \/\/ 2.1.query\u6761\u4ef6<br \/>\n        request.source().query(QueryBuilders.matchQuery(&#034;name&#034;, &#034;\u8131\u8102\u725b\u5976&#034;));<br \/>\n        \/\/ 2.2.\u9ad8\u4eae\u6761\u4ef6<br \/>\n        request.source().highlighter(<br \/>\n                SearchSourceBuilder.highlight()<br \/>\n                        .field(&#034;name&#034;)<br \/>\n                        .preTags(&#034;&lt;em&gt;&#034;)<br \/>\n                        .postTags(&#034;&lt;\/em&gt;&#034;)<br \/>\n        );<br \/>\n        \/\/ 3.\u53d1\u9001\u8bf7\u6c42<br \/>\n        SearchResponse response &#061; client.search(request, RequestOptions.DEFAULT);<br \/>\n        \/\/ 4.\u89e3\u6790\u54cd\u5e94<br \/>\n        handleResponse(response);<br \/>\n    }<\/p>\n<p>    private void handleResponse(SearchResponse response) {<br \/>\n        SearchHits searchHits &#061; response.getHits();<br \/>\n        \/\/ 1.\u83b7\u53d6\u603b\u6761\u6570<br \/>\n        long total &#061; searchHits.getTotalHits().value;<br \/>\n        System.out.println(&#034;\u5171\u641c\u7d22\u5230&#034; &#043; total &#043; &#034;\u6761\u6570\u636e&#034;);<br \/>\n        \/\/ 2.\u904d\u5386\u7ed3\u679c\u6570\u7ec4<br \/>\n        SearchHit[] hits &#061; searchHits.getHits();<br \/>\n        for (SearchHit hit : hits) {<br \/>\n            \/\/ 3.\u5f97\u5230_source&#xff0c;\u4e5f\u5c31\u662f\u539f\u59cbjson\u6587\u6863<br \/>\n            String source &#061; hit.getSourceAsString();<br \/>\n            \/\/ 4.\u53cd\u5e8f\u5217\u5316<br \/>\n            ItemDoc item &#061; JSONUtil.toBean(source, ItemDoc.class);<br \/>\n            \/\/ 5.\u83b7\u53d6\u9ad8\u4eae\u7ed3\u679c<br \/>\n            Map&lt;String, HighlightField&gt; hfs &#061; hit.getHighlightFields();<br \/>\n            if (CollUtil.isNotEmpty(hfs)) {<br \/>\n                \/\/ 5.1.\u6709\u9ad8\u4eae\u7ed3\u679c&#xff0c;\u83b7\u53d6name\u7684\u9ad8\u4eae\u7ed3\u679c<br \/>\n                HighlightField hf &#061; hfs.get(&#034;name&#034;);<br \/>\n                if (hf !&#061; null) {<br \/>\n                    \/\/ 5.2.\u83b7\u53d6\u7b2c\u4e00\u4e2a\u9ad8\u4eae\u7ed3\u679c\u7247\u6bb5&#xff0c;\u5c31\u662f\u5546\u54c1\u540d\u79f0\u7684\u9ad8\u4eae\u503c<br \/>\n                    String hfName &#061; hf.getFragments()[0].string();<br \/>\n                    item.setName(hfName);<br \/>\n                }<br \/>\n            }<br \/>\n            System.out.println(item);<br \/>\n        }<br \/>\n    }<\/p>\n<h3>\u6570\u636e\u805a\u5408<\/h3>\n<p>\u5b98\u65b9\u6587\u6863&#xff1a;https:\/\/www.elastic.co\/guide\/en\/elasticsearch\/reference\/7.12\/search-aggregations.html<\/p>\n<p>\u805a\u5408&#xff08;aggregations&#xff09;\u53ef\u4ee5\u8ba9\u6211\u4eec\u6781\u5176\u65b9\u4fbf\u7684\u5b9e\u73b0\u5bf9\u6570\u636e\u7684\u7edf\u8ba1\u3001\u5206\u6790\u3001\u8fd0\u7b97\u3002\u4f8b\u5982&#xff1a;<\/p>\n<ul>\n<li>\u4ec0\u4e48\u54c1\u724c\u7684\u624b\u673a\u6700\u53d7\u6b22\u8fce&#xff1f;<\/li>\n<li>\u8fd9\u4e9b\u624b\u673a\u7684\u5e73\u5747\u4ef7\u683c\u3001\u6700\u9ad8\u4ef7\u683c\u3001\u6700\u4f4e\u4ef7\u683c&#xff1f;<\/li>\n<li>\u8fd9\u4e9b\u624b\u673a\u6bcf\u6708\u7684\u9500\u552e\u60c5\u51b5\u5982\u4f55&#xff1f;<\/li>\n<\/ul>\n<p>\u5b9e\u73b0\u8fd9\u4e9b\u7edf\u8ba1\u529f\u80fd\u7684\u6bd4\u6570\u636e\u5e93\u7684 sql \u8981\u65b9\u4fbf\u7684\u591a&#xff0c;\u800c\u4e14\u67e5\u8be2\u901f\u5ea6\u975e\u5e38\u5feb&#xff0c;\u53ef\u4ee5\u5b9e\u73b0\u8fd1\u5b9e\u65f6\u641c\u7d22\u6548\u679c\u3002<\/p>\n<p>\u805a\u5408\u5e38\u89c1\u7684\u6709\u4e09\u7c7b&#xff1a;<\/p>\n<ul>\n<li>**\u6876&#xff08;Bucket&#xff09;**\u805a\u5408&#xff1a;\u7528\u6765\u5bf9\u6587\u6863\u505a\u5206\u7ec4<\/li>\n<li>TermAggregation&#xff1a;\u6309\u7167\u6587\u6863\u5b57\u6bb5\u503c\u5206\u7ec4&#xff0c;\u4f8b\u5982\u6309\u7167\u54c1\u724c\u503c\u5206\u7ec4\u3001\u6309\u7167\u56fd\u5bb6\u5206\u7ec4<\/li>\n<li>Date Histogram&#xff1a;\u6309\u7167\u65e5\u671f\u9636\u68af\u5206\u7ec4&#xff0c;\u4f8b\u5982\u4e00\u5468\u4e3a\u4e00\u7ec4&#xff0c;\u6216\u8005\u4e00\u6708\u4e3a\u4e00\u7ec4<\/li>\n<li>**\u5ea6\u91cf&#xff08;Metric&#xff09;**\u805a\u5408&#xff1a;\u7528\u4ee5\u8ba1\u7b97\u4e00\u4e9b\u503c&#xff0c;\u6bd4\u5982&#xff1a;\u6700\u5927\u503c\u3001\u6700\u5c0f\u503c\u3001\u5e73\u5747\u503c\u7b49<\/li>\n<li>Avg&#xff1a;\u6c42\u5e73\u5747\u503c<\/li>\n<li>Max&#xff1a;\u6c42\u6700\u5927\u503c<\/li>\n<li>Min&#xff1a;\u6c42\u6700\u5c0f\u503c<\/li>\n<li>Stats&#xff1a;\u540c\u65f6\u6c42 max\u3001min\u3001avg\u3001sum \u7b49<\/li>\n<li>**\u7ba1\u9053&#xff08;pipeline&#xff09;**\u805a\u5408&#xff1a;\u5176\u5b83\u805a\u5408\u7684\u7ed3\u679c\u4e3a\u57fa\u7840\u505a\u8fdb\u4e00\u6b65\u8fd0\u7b97<\/li>\n<\/ul>\n<p>**\u6ce8\u610f&#xff1a;**\u53c2\u52a0\u805a\u5408\u7684\u5b57\u6bb5\u5fc5\u987b\u662fkeyword\u3001\u65e5\u671f\u3001\u6570\u503c\u3001\u5e03\u5c14\u7c7b\u578b<\/p>\n<h3>DSL \u5b9e\u73b0\u805a\u5408<\/h3>\n<h4>Bucket \u6876\u805a\u5408<\/h4>\n<p>\u4f8b\u5982\u6211\u4eec\u8981\u7edf\u8ba1\u6240\u6709\u5546\u54c1\u4e2d\u5171\u6709\u54ea\u4e9b\u5546\u54c1\u5206\u7c7b&#xff0c;\u5176\u5b9e\u5c31\u662f\u4ee5\u5206\u7c7b&#xff08;category&#xff09;\u5b57\u6bb5\u5bf9\u6570\u636e\u5206\u7ec4\u3002category \u503c\u4e00\u6837\u7684\u653e\u5728\u540c\u4e00\u7ec4&#xff0c;\u5c5e\u4e8e Bucket \u805a\u5408\u4e2d\u7684 Term \u805a\u5408\u3002<\/p>\n<p>\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b&#xff1a;<\/p>\n<p>GET \/items\/_search<br \/>\n{<br \/>\n  &#034;size&#034;: 0,<br \/>\n  &#034;aggs&#034;: {<br \/>\n    &#034;category_agg&#034;: {<br \/>\n      &#034;terms&#034;: {<br \/>\n        &#034;field&#034;: &#034;category&#034;,<br \/>\n        &#034;size&#034;: 20<br \/>\n      }<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<p>\u8bed\u6cd5\u8bf4\u660e&#xff1a;<\/p>\n<ul>\n<li>size&#xff1a;\u8bbe\u7f6e size \u4e3a 0&#xff0c;\u5c31\u662f\u6bcf\u9875\u67e5 0 \u6761&#xff0c;\u5219\u7ed3\u679c\u4e2d\u5c31\u4e0d\u5305\u542b\u6587\u6863&#xff0c;\u53ea\u5305\u542b\u805a\u5408<\/li>\n<li>aggs&#xff1a;\u5b9a\u4e49\u805a\u5408\n<ul>\n<li>category_agg&#xff1a;\u805a\u5408\u540d\u79f0&#xff0c;\u81ea\u5b9a\u4e49&#xff0c;\u4f46\u4e0d\u80fd\u91cd\u590d\n<ul>\n<li>terms&#xff1a;\u805a\u5408\u7684\u7c7b\u578b&#xff0c;\u6309\u5206\u7c7b\u805a\u5408&#xff0c;\u6240\u4ee5\u7528 term\n<ul>\n<li>field&#xff1a;\u53c2\u4e0e\u805a\u5408\u7684\u5b57\u6bb5\u540d\u79f0<\/li>\n<li>size&#xff1a;\u5e0c\u671b\u8fd4\u56de\u7684\u805a\u5408\u7ed3\u679c\u7684\u6700\u5927\u6570\u91cf<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u6765\u770b\u4e0b\u67e5\u8be2\u7684\u7ed3\u679c&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250516013254-682695c6a2507.jpg\" alt=\"image\" \/><\/p>\n<h5>\u5e26\u6761\u4ef6\u805a\u5408<\/h5>\n<p>\u771f\u5b9e\u573a\u666f\u4e0b&#xff0c;\u7528\u6237\u4f1a\u8f93\u5165\u641c\u7d22\u6761\u4ef6&#xff0c;\u56e0\u6b64\u805a\u5408\u5fc5\u987b\u662f\u5bf9\u641c\u7d22\u7ed3\u679c\u805a\u5408\u3002\u90a3\u4e48\u805a\u5408\u5fc5\u987b\u6dfb\u52a0\u9650\u5b9a\u6761\u4ef6\u3002<\/p>\n<p>\u4f8b\u5982&#xff0c;\u6211\u60f3\u77e5\u9053\u4ef7\u683c\u9ad8\u4e8e3000\u5143\u7684\u624b\u673a\u54c1\u724c\u6709\u54ea\u4e9b&#xff0c;\u8be5\u600e\u4e48\u7edf\u8ba1\u5462&#xff1f;<\/p>\n<p>\u8bed\u6cd5\u5982\u4e0b&#xff1a;<\/p>\n<p>GET \/items\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;bool&#034;: {<br \/>\n      &#034;filter&#034;: [<br \/>\n        {<br \/>\n          &#034;term&#034;: {<br \/>\n            &#034;category&#034;: &#034;\u624b\u673a&#034;<br \/>\n          }<br \/>\n        },<br \/>\n        {<br \/>\n          &#034;range&#034;: {<br \/>\n            &#034;price&#034;: {<br \/>\n              &#034;gte&#034;: 300000<br \/>\n            }<br \/>\n          }<br \/>\n        }<br \/>\n      ]<br \/>\n    }<br \/>\n  },<br \/>\n  &#034;size&#034;: 0,<br \/>\n  &#034;aggs&#034;: {<br \/>\n    &#034;brand_agg&#034;: {<br \/>\n      &#034;terms&#034;: {<br \/>\n        &#034;field&#034;: &#034;brand&#034;,<br \/>\n        &#034;size&#034;: 20<br \/>\n      }<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<h4>Metric \u5ea6\u91cf\u805a\u5408<\/h4>\n<p>\u5047\u8bbe\u73b0\u5728\u6211\u4eec\u9700\u8981\u5bf9\u6876\u5185\u7684\u5546\u54c1\u505a\u8fd0\u7b97&#xff0c;\u83b7\u53d6\u6bcf\u4e2a\u54c1\u724c\u4ef7\u683c\u7684\u6700\u5c0f\u503c\u3001\u6700\u5927\u503c\u3001\u5e73\u5747\u503c\u3002<\/p>\n<p>\u8fd9\u5c31\u8981\u7528\u5230 Metric \u805a\u5408\u4e86&#xff0c;\u4f8b\u5982 stat \u805a\u5408&#xff0c;\u5c31\u53ef\u4ee5\u540c\u65f6\u83b7\u53d6 min\u3001max\u3001avg \u7b49\u7ed3\u679c\u3002<\/p>\n<p>\u8bed\u6cd5\u5982\u4e0b&#xff1a;<\/p>\n<p>GET \/items\/_search<br \/>\n{<br \/>\n  &#034;query&#034;: {<br \/>\n    &#034;bool&#034;: {<br \/>\n      &#034;filter&#034;: [<br \/>\n        {<br \/>\n          &#034;term&#034;: {<br \/>\n            &#034;category&#034;: &#034;\u624b\u673a&#034;<br \/>\n          }<br \/>\n        },<br \/>\n        {<br \/>\n          &#034;range&#034;: {<br \/>\n            &#034;price&#034;: {<br \/>\n              &#034;gte&#034;: 300000<br \/>\n            }<br \/>\n          }<br \/>\n        }<br \/>\n      ]<br \/>\n    }<br \/>\n  },<br \/>\n  &#034;size&#034;: 0,<br \/>\n  &#034;aggs&#034;: {<br \/>\n    &#034;brand_agg&#034;: {<br \/>\n      &#034;terms&#034;: {<br \/>\n        &#034;field&#034;: &#034;brand&#034;,<br \/>\n        &#034;size&#034;: 20<br \/>\n      },<br \/>\n      &#034;aggs&#034;: {<br \/>\n        &#034;stats_meric&#034;: {<br \/>\n          &#034;stats&#034;: {<br \/>\n            &#034;field&#034;: &#034;price&#034;<br \/>\n          }<br \/>\n        }<br \/>\n      }<br \/>\n    }<br \/>\n  }<br \/>\n}<\/p>\n<p>\u53ef\u4ee5\u770b\u5230\u6211\u4eec\u5728 brand_agg \u805a\u5408\u7684\u5185\u90e8&#xff0c;\u6211\u4eec\u65b0\u52a0\u4e86\u4e00\u4e2a aggs \u53c2\u6570\u3002\u8fd9\u4e2a\u805a\u5408\u5c31\u662f brand_agg \u7684\u5b50\u805a\u5408&#xff0c;\u4f1a\u5bf9 brand_agg \u5f62\u6210\u7684\u6bcf\u4e2a\u6876\u4e2d\u7684\u6587\u6863\u5206\u522b\u7edf\u8ba1\u3002<\/p>\n<ul>\n<li>stats_meric&#xff1a;\u805a\u5408\u540d\u79f0\n<ul>\n<li>stats&#xff1a;\u805a\u5408\u7c7b\u578b&#xff0c;stats \u662f metric \u805a\u5408\u7684\u4e00\u79cd\n<ul>\n<li>field&#xff1a;\u805a\u5408\u5b57\u6bb5&#xff0c;\u8fd9\u91cc\u9009\u62e9 price&#xff0c;\u7edf\u8ba1\u4ef7\u683c<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u7531\u4e8e stats \u662f\u5bf9 brand_agg \u5f62\u6210\u7684\u6bcf\u4e2a\u54c1\u724c\u6876\u5185\u6587\u6863\u5206\u522b\u505a\u7edf\u8ba1&#xff0c;\u56e0\u6b64\u6bcf\u4e2a\u54c1\u724c\u90fd\u4f1a\u7edf\u8ba1\u51fa\u81ea\u5df1\u7684\u4ef7\u683c\u6700\u5c0f\u3001\u6700\u5927\u3001\u5e73\u5747\u503c\u3002<\/p>\n<p>\u7ed3\u679c\u5982\u4e0b&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250516013254-682695c6d1395.jpg\" alt=\"image\" \/><\/p>\n<p>\u53e6\u5916&#xff0c;\u6211\u4eec\u8fd8\u53ef\u4ee5\u8ba9\u805a\u5408\u6309\u7167\u6bcf\u4e2a\u54c1\u724c\u7684\u4ef7\u683c\u5e73\u5747\u503c\u6392\u5e8f&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250516013255-682695c7094db.jpg\" alt=\"image\" \/><\/p>\n<h4>\u603b\u7ed3<\/h4>\n<p>aggs \u4ee3\u8868\u805a\u5408&#xff0c;\u4e0e query \u540c\u7ea7&#xff0c;\u6b64\u65f6 query \u7684\u4f5c\u7528\u662f&#xff1f;<\/p>\n<ul>\n<li>\u9650\u5b9a\u805a\u5408\u7684\u7684\u6587\u6863\u8303\u56f4<\/li>\n<\/ul>\n<p>\u805a\u5408\u5fc5\u987b\u7684\u4e09\u8981\u7d20&#xff1a;<\/p>\n<ul>\n<li>\u805a\u5408\u540d\u79f0<\/li>\n<li>\u805a\u5408\u7c7b\u578b<\/li>\n<li>\u805a\u5408\u5b57\u6bb5<\/li>\n<\/ul>\n<p>\u805a\u5408\u53ef\u914d\u7f6e\u5c5e\u6027\u6709&#xff1a;<\/p>\n<ul>\n<li>size&#xff1a;\u6307\u5b9a\u805a\u5408\u7ed3\u679c\u6570\u91cf<\/li>\n<li>order&#xff1a;\u6307\u5b9a\u805a\u5408\u7ed3\u679c\u6392\u5e8f\u65b9\u5f0f<\/li>\n<li>field&#xff1a;\u6307\u5b9a\u805a\u5408\u5b57\u6bb5<\/li>\n<\/ul>\n<h3>RestClient \u5b9e\u73b0\u805a\u5408<\/h3>\n<p>\u53ef\u4ee5\u770b\u5230\u5728 DSL \u4e2d&#xff0c;aggs \u805a\u5408\u6761\u4ef6\u4e0e query \u6761\u4ef6\u662f\u540c\u4e00\u7ea7\u522b&#xff0c;\u90fd\u5c5e\u4e8e\u67e5\u8be2 JSON \u53c2\u6570\u3002<\/p>\n<ul>\n<li>\n<p>\u56e0\u6b64\u4f9d\u7136\u662f\u5229\u7528 request.source() \u65b9\u6cd5\u6765\u8bbe\u7f6e\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e0d\u8fc7\u805a\u5408\u6761\u4ef6\u7684\u8981\u5229\u7528 AggregationBuilders \u8fd9\u4e2a\u5de5\u5177\u7c7b\u6765\u6784\u9020\u3002<\/p>\n<\/li>\n<\/ul>\n<p>    <span class=\"token annotation punctuation\">&#064;Test<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">testAgg<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">throws<\/span> <span class=\"token class-name\">IOException<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ 1.\u521b\u5efaRequest<\/span><br \/>\n        <span class=\"token class-name\">SearchRequest<\/span> request <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">SearchRequest<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;items&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 2.\u51c6\u5907\u8bf7\u6c42\u53c2\u6570<\/span><br \/>\n        <span class=\"token class-name\">BoolQueryBuilder<\/span> bool <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">boolQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">filter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">termQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;category&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u624b\u673a&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">filter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">rangeQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;price&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">gte<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">300000<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        request<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">query<\/span><span class=\"token punctuation\">(<\/span>bool<span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 3.\u805a\u5408\u53c2\u6570<\/span><br \/>\n        request<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">aggregation<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                <span class=\"token class-name\">AggregationBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">terms<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;brand_agg&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">field<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;brand&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">5<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 4.\u53d1\u9001\u8bf7\u6c42<\/span><br \/>\n        <span class=\"token class-name\">SearchResponse<\/span> response <span class=\"token operator\">&#061;<\/span> client<span class=\"token punctuation\">.<\/span><span class=\"token function\">search<\/span><span class=\"token punctuation\">(<\/span>request<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">RequestOptions<\/span><span class=\"token punctuation\">.<\/span>DEFAULT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ 5.\u89e3\u6790\u805a\u5408\u7ed3\u679c<\/span><br \/>\n        <span class=\"token class-name\">Aggregations<\/span> aggregations <span class=\"token operator\">&#061;<\/span> response<span class=\"token punctuation\">.<\/span><span class=\"token function\">getAggregations<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 5.1.\u83b7\u53d6\u54c1\u724c\u805a\u5408<\/span><br \/>\n        <span class=\"token class-name\">Terms<\/span> brandTerms <span class=\"token operator\">&#061;<\/span> aggregations<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;brand_agg&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 5.2.\u83b7\u53d6\u805a\u5408\u4e2d\u7684\u6876<\/span><br \/>\n        <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token operator\">?<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">Terms<span class=\"token punctuation\">.<\/span>Bucket<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> buckets <span class=\"token operator\">&#061;<\/span> brandTerms<span class=\"token punctuation\">.<\/span><span class=\"token function\">getBuckets<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 5.3.\u904d\u5386\u6876\u5185\u6570\u636e<\/span><br \/>\n        <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">Terms<span class=\"token punctuation\">.<\/span>Bucket<\/span> bucket <span class=\"token operator\">:<\/span> buckets<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/ 5.4.\u83b7\u53d6\u6876\u5185key<\/span><br \/>\n            <span class=\"token class-name\">String<\/span> brand <span class=\"token operator\">&#061;<\/span> bucket<span class=\"token punctuation\">.<\/span><span class=\"token function\">getKeyAsString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;brand &#061; &#034;<\/span> <span class=\"token operator\">&#043;<\/span> brand<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">long<\/span> count <span class=\"token operator\">&#061;<\/span> bucket<span class=\"token punctuation\">.<\/span><span class=\"token function\">getDocCount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;; count &#061; &#034;<\/span> <span class=\"token operator\">&#043;<\/span> count<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<h3>\u7ade\u4ef7\u6392\u540d<\/h3>\n<p>\u5b98\u65b9\u6587\u6863&#xff1a;Compound queries | Java API (deprecated) 7.12 | Elastic<\/p>\n<p>elasticsearch \u7684\u9ed8\u8ba4\u6392\u5e8f\u89c4\u5219\u662f\u6309\u7167\u76f8\u5173\u6027\u6253\u5206\u6392\u5e8f&#xff0c;\u800c\u8fd9\u4e2a\u6253\u5206\u662f\u53ef\u4ee5\u901a\u8fc7 API \u6765\u63a7\u5236\u7684\u3002<\/p>\n<ul>\n<li>\u53ef\u53c2\u8003\u4e0a\u6587\u4e2d\u7684\u300a\u7b97\u5206\u51fd\u6570\u67e5\u8be2\u300b\u7ae0\u8282<\/li>\n<\/ul>\n<p>\u4e1a\u52a1\u573a\u666f&#xff1a;\u5728\u5546\u54c1\u7684\u6570\u636e\u5e93\u8868\u4e2d&#xff0c;\u5df2\u7ecf\u8bbe\u8ba1\u4e86 isAD \u5b57\u6bb5\u6765\u6807\u8bb0\u5e7f\u544a\u5546\u54c1&#xff0c;\u8bf7\u5229\u7528 function_score \u67e5\u8be2\u5728\u539f\u672c\u641c\u7d22\u7684\u7ed3\u679c\u57fa\u7840\u4e0a&#xff0c;\u8ba9\u8fd9\u4e9b isAD \u5b57\u6bb5\u503c\u4e3a true \u7684\u5546\u54c1\u6392\u540d\u5230\u6700\u524d\u9762\u3002<\/p>\n<p>DSL \u8bed\u6cd5\u53c2\u8003&#xff1a;<\/p>\n<p><span class=\"token constant\">POST<\/span> <span class=\"token operator\">\/<\/span>items<span class=\"token operator\">\/<\/span>_search<br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token string\">&#034;query&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string\">&#034;function_score&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n      <span class=\"token string\">&#034;query&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u539f\u59cb\u67e5\u8be2\u6761\u4ef6&#xff08;\u4f8b\u5982\u5173\u952e\u8bcd\u641c\u7d22\u3001\u8fc7\u6ee4\u6761\u4ef6\u7b49&#xff09;<\/span><br \/>\n        <span class=\"token string\">&#034;match_all&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span> <span class=\"token comment\">\/\/ \u793a\u4f8b\u4e2d\u5339\u914d\u6240\u6709\u6587\u6863&#xff0c;\u6309\u9700\u66ff\u6362\u4e3a\u5b9e\u9645\u67e5\u8be2<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token string\">&#034;functions&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n          <span class=\"token string\">&#034;filter&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token string\">&#034;term&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token string\">&#034;isAD&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span> <span class=\"token comment\">\/\/ \u4ec5\u9488\u5bf9\u5e7f\u544a\u5546\u54c1<\/span><br \/>\n          <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <span class=\"token string\">&#034;weight&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token number\">1000<\/span> <span class=\"token comment\">\/\/ \u8d4b\u4e88\u6781\u5927\u6743\u91cd&#xff0c;\u786e\u4fdd\u5e7f\u544a\u5546\u54c1\u5206\u6570\u8db3\u591f\u9ad8<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span><br \/>\n      <span class=\"token string\">&#034;boost_mode&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;sum&#034;<\/span> <span class=\"token comment\">\/\/ \u5c06\u6743\u91cd\u5206\u4e0e\u539f\u59cb\u5206\u76f8\u52a0<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string\">&#034;sort&#034;<\/span><span class=\"token operator\">:<\/span><span class=\"token punctuation\">[<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n      <span class=\"token string\">&#034;_score&#034;<\/span><span class=\"token operator\">:<\/span><span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;order&#034;<\/span><span class=\"token operator\">:<\/span><span class=\"token string\">&#034;desc&#034;<\/span><br \/>\n      <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n  <span class=\"token punctuation\">]<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>RestClinet \u5199\u6cd5\u53c2\u8003&#xff1a;<\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Test<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">testBiddingRanking<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">throws<\/span> <span class=\"token class-name\">IOException<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ 1. \u6784\u5efa\u57fa\u7840\u67e5\u8be2&#xff08;\u4f8b\u5982\u5173\u952e\u8bcd\u641c\u7d22&#xff09;<\/span><br \/>\n        <span class=\"token comment\">\/\/ QueryBuilder mainQuery &#061; QueryBuilders.matchQuery(&#034;name&#034;, &#034;\u624b\u673a&#034;);<\/span><br \/>\n        <span class=\"token class-name\">MatchAllQueryBuilder<\/span> mainQuery <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">matchAllQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ 2. \u6784\u5efa\u5e7f\u544a\u5546\u54c1\u7684\u6743\u91cd\u51fd\u6570<\/span><br \/>\n        <span class=\"token class-name\">FilterFunctionBuilder<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> functions <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">FilterFunctionBuilder<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">FilterFunctionBuilder<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                        <span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">termQuery<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;isAD&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>  <span class=\"token comment\">\/\/ \u8fc7\u6ee4\u5e7f\u544a\u5546\u54c1<\/span><br \/>\n                        <span class=\"token class-name\">ScoreFunctionBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">weightFactorFunction<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1000<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u6743\u91cd\u4e3a 1000<\/span><br \/>\n                <span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ 3. \u7ec4\u5408 FunctionScore \u67e5\u8be2<\/span><br \/>\n        <span class=\"token comment\">\/\/ FunctionScoreQueryBuilder functionScoreQueryBuilder &#061; new FunctionScoreQueryBuilder(mainQuery, functions);<\/span><br \/>\n        <span class=\"token comment\">\/\/ functionScoreQueryBuilder.boostMode(CombineFunction.SUM);<\/span><br \/>\n        <span class=\"token class-name\">FunctionScoreQueryBuilder<\/span> functionScoreQuery <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">QueryBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">functionScoreQuery<\/span><span class=\"token punctuation\">(<\/span>mainQuery<span class=\"token punctuation\">,<\/span> functions<span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">boostMode<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">CombineFunction<\/span><span class=\"token punctuation\">.<\/span>SUM<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u6743\u91cd\u5206\u4e0e\u539f\u59cb\u5206\u76f8\u52a0<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ 4. \u6784\u5efa\u5b8c\u6574\u7684\u641c\u7d22\u8bf7\u6c42<\/span><br \/>\n        <span class=\"token class-name\">SearchSourceBuilder<\/span> sourceBuilder <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">SearchSourceBuilder<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        sourceBuilder<span class=\"token punctuation\">.<\/span><span class=\"token function\">query<\/span><span class=\"token punctuation\">(<\/span>functionScoreQuery<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        sourceBuilder<span class=\"token punctuation\">.<\/span><span class=\"token function\">sort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">SortBuilders<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">scoreSort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">order<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">SortOrder<\/span><span class=\"token punctuation\">.<\/span>DESC<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u6309\u603b\u5206\u964d\u5e8f<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u6253\u5370\u751f\u6210\u7684 DSL \u67e5\u8be2 JSON&#xff08;\u8c03\u8bd5\u7528\u9014&#xff09;<\/span><br \/>\n        <span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JSONUtil<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toJsonPrettyStr<\/span><span class=\"token punctuation\">(<\/span>sourceBuilder<span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ 5. \u6267\u884c\u641c\u7d22<\/span><br \/>\n        <span class=\"token class-name\">SearchRequest<\/span> searchRequest <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">SearchRequest<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;items&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        searchRequest<span class=\"token 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