{"id":23388,"date":"2020-05-02T17:59:13","date_gmt":"2020-05-02T09:59:13","guid":{"rendered":"http:\/\/www.zhushiyao.com\/?p=23388"},"modified":"2020-05-12T15:33:33","modified_gmt":"2020-05-12T07:33:33","slug":"elasticsearch%e5%85%a5%e9%97%a8%e7%9f%a5%e8%af%86","status":"publish","type":"post","link":"http:\/\/www.zhushiyao.com\/?p=23388","title":{"rendered":"elasticsearch\u5165\u95e8\u77e5\u8bc6\u6574\u7406"},"content":{"rendered":"\n<p>Elasticsearch\u662f\u4e00\u4e2a\u57fa\u4e8eApache Lucene(TM)\u7684\u5f00\u6e90\u641c\u7d22\u5f15\u64ce\u3002<\/p>\n\n\n\n<p>\u4f46\u662f\uff0cLucene\u53ea\u662f\u4e00\u4e2a\u5e93\u3002Lucene\u672c\u8eab\u5e76\u4e0d\u63d0\u4f9b\u9ad8\u53ef\u7528\u6027\u53ca\u5206\u5e03\u5f0f\u90e8\u7f72\u3002\u60f3\u8981\u53d1\u6325\u5176\u5f3a\u5927\u7684\u4f5c\u7528\uff0c\u4f60\u9700\u4f7f\u7528Java\u5e76\u8981\u5c06\u5176\u96c6\u6210\u5230\u4f60\u7684\u5e94\u7528\u4e2d\u3002L<\/p>\n\n\n\n<p>Elasticsearch\u4e5f\u662f\u4f7f\u7528Java\u7f16\u5199\u5e76\u4f7f\u7528Lucene\u6765\u5efa\u7acb\u7d22\u5f15\u5e76\u5b9e\u73b0\u641c\u7d22\u529f\u80fd\uff0c\u4f46\u662f\u5b83\u7684\u76ee\u7684\u662f\u901a\u8fc7\u7b80\u5355\u8fde\u8d2f\u7684RESTful API\u8ba9\u5168\u6587\u641c\u7d22\u53d8\u5f97\u7b80\u5355\u5e76\u9690\u85cfLucene\u7684\u590d\u6742\u6027\u3002<\/p>\n\n\n\n<p>Elasticsearch\u4e0d\u4ec5\u4ec5\u662fLucene\u548c\u5168\u6587\u641c\u7d22\u5f15\u64ce\uff0c\u5b83\u8fd8\u63d0\u4f9b\uff1a<\/p>\n\n\n\n<ul><li>\u5206\u5e03\u5f0f\u7684\u5b9e\u65f6\u6587\u4ef6\u5b58\u50a8\uff0c\u6bcf\u4e2a\u5b57\u6bb5\u90fd\u88ab\u7d22\u5f15\u5e76\u53ef\u88ab\u641c\u7d22<\/li><li>\u5b9e\u65f6\u5206\u6790\u7684\u5206\u5e03\u5f0f\u641c\u7d22\u5f15\u64ce<\/li><li>\u53ef\u4ee5\u6269\u5c55\u5230\u4e0a\u767e\u53f0\u670d\u52a1\u5668\uff0c\u5904\u7406PB\u7ea7\u7ed3\u6784\u5316\u6216\u975e\u7ed3\u6784\u5316\u6570\u636e<\/li><\/ul>\n\n\n\n<p>\nElasticsearch \u662f\u4e00\u4e2a\u641c\u7d22\u548c\u5206\u6790\u5f15\u64ce\u3002Logstash \n\u662f\u670d\u52a1\u5668\u7aef\u6570\u636e\u5904\u7406\u7ba1\u9053\uff0c\u80fd\u591f\u540c\u65f6\u4ece\u591a\u4e2a\u6765\u6e90\u91c7\u96c6\u6570\u636e\uff0c\u8f6c\u6362\u6570\u636e\uff0c\u7136\u540e\u5c06\u6570\u636e\u53d1\u9001\u5230\u8bf8\u5982 Elasticsearch \u7b49\u201c\u5b58\u50a8\u5e93\u201d\u4e2d\u3002Kibana \n\u5219\u53ef\u4ee5\u8ba9\u7528\u6237\u5728 Elasticsearch \u4e2d\u4f7f\u7528\u56fe\u5f62\u548c\u56fe\u8868\u5bf9\u6570\u636e\u8fdb\u884c\u53ef\u89c6\u5316\u3002\n\n<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e00\u3001\u57fa\u7840\u6982\u5ff5-\u5feb\u901f\u5165\u95e8<\/strong><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u8282\u70b9 Node\u3001\u96c6\u7fa4 Cluster \u548c\u5206\u7247 Shards<\/strong><\/h2>\n\n\n\n<p>ElasticSearch   \u662f\u5206\u5e03\u5f0f\u6570\u636e\u5e93\uff0c\u5141\u8bb8\u591a\u53f0\u670d\u52a1\u5668\u534f\u540c\u5de5\u4f5c\uff0c\u6bcf\u53f0\u670d\u52a1\u5668\u53ef\u4ee5\u8fd0\u884c\u591a\u4e2a\u5b9e\u4f8b\u3002\u5355\u4e2a\u5b9e\u4f8b\u79f0\u4e3a<strong>\u4e00\u4e2a\u8282\u70b9\uff08node\uff09\uff0c\u4e00\u7ec4\u8282\u70b9\u6784\u6210\u4e00\u4e2a\u96c6\u7fa4\uff08cluster\uff09\u3002\u5206\u7247\u662f\u5e95\u5c42\u7684\u5de5\u4f5c\u5355\u5143\uff0c\u6587\u6863\u4fdd\u5b58\u5728\u5206\u7247\u5185<\/strong>\uff0c\u5206\u7247\u53c8\u88ab\u5206\u914d\u5230\u96c6\u7fa4\u5185\u7684\u5404\u4e2a\u8282\u70b9\u91cc\uff0c\u6bcf\u4e2a\u5206\u7247\u4ec5\u4fdd\u5b58\u5168\u90e8\u6570\u636e\u7684\u4e00\u90e8\u5206\u3002<\/p>\n\n\n\n<p> Cluster\u4e5f\u5c31\u662f\u96c6\u7fa4\u7684\u610f\u601d\u3002Elasticsearch\u96c6\u7fa4\u7531\u4e00\u4e2a\u6216\u591a\u4e2a\u8282\u70b9\u7ec4\u6210\uff0c\u53ef\u901a\u8fc7\u5176\u96c6\u7fa4\u540d\u79f0\u8fdb\u884c\u6807\u8bc6\u3002  \u5728config\/elasticsearch.yml\u91cc\u5b9a\u5236\u6211\u4eec\u7684\u96c6\u7fa4\u7684\u540d\u5b57 \u3002<\/p>\n\n\n\n<p> \u4e00\u4e2a\u96c6\u7fa4\u7531\u4e00\u4e2a\u6216\u591a\u4e2anode\u7ec4\u6210 \u3002<\/p>\n\n\n\n<p>\u6839\u636enode\u7684\u4f5c\u7528\uff0c\u53ef\u4ee5\u5206\u4e3a\u5982\u4e0b\u7684\u51e0\u79cd\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>master-eligible\uff1a\u53ef\u4ee5\u4f5c\u4e3a\u4e3bnode\u3002\u4e00\u65e6\u6210\u4e3a\u4e3bnode\uff0c\u5b83\u53ef\u4ee5\u7ba1\u7406\u6574\u4e2acluster\u7684\u8bbe\u7f6e\u53ca\u53d8\u5316\uff1a\u521b\u5efa\uff0c\u66f4\u65b0\uff0c\u5220\u9664index\uff1b\u6dfb\u52a0\u6216\u5220\u9664node\uff1b\u4e3anode\u5206\u914dshard\n\ndata\uff1a\u6570\u636enode\n\ningest: \u6570\u636e\u63a5\u5165\uff08\u6bd4\u5982 pipepline)\n\nmachine learning (Gold\/Platinum License)<\/code><\/pre>\n\n\n\n<p>Shard:  Elasticsearch\u63d0\u4f9b\u4e86\u5c06\u7d22\u5f15\u5212\u5206\u6210\u591a\u4efd\u7684\u80fd\u529b\uff0c\u8fd9\u4e9b\u4efd\u5c31\u53eb\u505a\u5206\u7247(shard)\u3002\u5f53\u4f60\u521b\u5efa\u4e00\u4e2a\u7d22\u5f15\u7684\u65f6\u5019\uff0c\u4f60\u53ef\u4ee5\u6307\u5b9a\u4f60\u60f3\u8981\u7684\u5206\u7247(shard)\u7684\u6570\u91cf\u3002\u6bcf\u4e2a\u5206\u7247\u672c\u8eab\u4e5f\u662f\u4e00\u4e2a\u529f\u80fd\u5b8c\u5584\u5e76\u4e14\u72ec\u7acb\u7684\u201c\u7d22\u5f15\u201d\uff0c\u8fd9\u4e2a\u201c\u7d22\u5f15\u201d\u53ef\u4ee5\u88ab\u653e\u7f6e\u5230\u96c6\u7fa4\u4e2d\u7684\u4efb\u4f55\u8282\u70b9\u4e0a ,<\/p>\n\n\n\n<p>\u4e24\u79cd\u7c7b\u578b\u7684\u5206\u7247\uff1aprimary shard\u548creplica shard\u3002 \u4e3b\u526f\u672c\u548c\u526f\u672c\u5206\u7247\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u53ea\u6709\u4e3b\u5206\u7247\u53ef\u4ee5\u63a5\u53d7\u7d22\u5f15\u8bf7\u6c42\u3002\u526f\u672c\u548c\u4e3b\u5206\u7247\u90fd\u53ef\u4ee5\u63d0\u4f9b\u67e5\u8be2\u8bf7\u6c42\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Primary shard: \u6bcf\u4e2a\u6587\u6863\u90fd\u5b58\u50a8\u5728\u4e00\u4e2aPrimary shard\u3002 \u7d22\u5f15\u6587\u6863\u65f6\uff0c\u5b83\u9996\u5148\u5728Primary shard\u4e0a\u7f16\u5236\u7d22\u5f15\uff0c\u7136\u540e\u5728\u6b64\u5206\u7247\u7684\u6240\u6709\u526f\u672c\u4e0a(replica)\u7f16\u5236\u7d22\u5f15\u3002\u7d22\u5f15\u53ef\u4ee5\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a\u4e3b\u5206\u7247\u3002 \u6b64\u6570\u5b57\u786e\u5b9a\u7d22\u5f15\u76f8\u5bf9\u4e8e\u7d22\u5f15\u6570\u636e\u5927\u5c0f\u7684\u53ef\u4f38\u7f29\u6027\u3002 \u521b\u5efa\u7d22\u5f15\u540e\uff0c\u65e0\u6cd5\u66f4\u6539\u7d22\u5f15\u4e2d\u7684\u4e3b\u5206\u7247\u6570\u3002\nReplica shard: \u6bcf\u4e2a\u4e3b\u5206\u7247\u53ef\u4ee5\u5177\u6709\u96f6\u4e2a\u6216\u591a\u4e2a\u526f\u672c\u3002 \u526f\u672c\u662f\u4e3b\u5206\u7247\u7684\u526f\u672c\uff0c\u6709\u4e24\u4e2a\u76ee\u7684\uff1a\n\n\u589e\u52a0\u6545\u969c\u8f6c\u79fb\uff1a\u5982\u679c\u4e3b\u8981\u6545\u969c\uff0c\u53ef\u4ee5\u5c06\u526f\u672c\u5206\u7247\u63d0\u5347\u4e3a\u4e3b\u5206\u7247\n\n\u63d0\u9ad8\u6027\u80fd\uff1aget\u548csearch\u8bf7\u6c42\u53ef\u4ee5\u7531\u4e3bshard\u6216\u526f\u672cshard\u5904\u7406\u3002\n\n#\u4e3a\u6bcf\u4e2aindex\u8bbe\u7f6e\u76f8\u5e94\u7684shard\u6570\u503c\ncurl -XPUT http:\/\/localhost:9200\/another_user?pretty -H 'Content-Type: application\/json' -d '\n{\n    \"settings\" : {\n        \"index.number_of_shards\" : 2,\n        \"index.number_of_replicas\" : 1\n    }\n}'\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u7d22\u5f15 Index\u3001\u7c7b\u578b Type \u548c\u6587\u6863 Document<\/strong><\/h2>\n\n\n\n<p>\u5bf9\u6bd4\u6211\u4eec\u6bd4\u8f83\u719f\u6089\u7684 MySQL \u6570\u636e\u5e93\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p> index   \u2192    db<br>type    \u2192    table<br>document    \u2192    row<\/p><p>\u5982\u679c\u6211\u4eec\u8981\u8bbf\u95ee\u4e00\u4e2a\u6587\u6863\u5143\u6570\u636e\u5e94\u8be5\u5305\u62ec\u56ca\u62ec <code>index\/type\/id<\/code> \u8fd9\u4e09\u79cd\u7c7b\u578b<\/p><\/blockquote>\n\n\n\n<p>index \u662f\u5355\u4e2a\u6570\u636e\u5e93\u7684\u540c\u4e49\u8bcd\u3002\u6bcf\u4e2a Index \uff08\u5373\u6570\u636e\u5e93\uff09\u7684\u540d\u5b57\u5fc5\u987b\u662f\u5c0f\u5199\u3002  Elastic \u4f1a\u7d22\u5f15\u6240\u6709\u5b57\u6bb5\uff0c\u7ecf\u8fc7\u5904\u7406\u540e\u5199\u5165\u4e00\u4e2a\u53cd\u5411\u7d22\u5f15\uff08Inverted Index\uff09\u3002\u67e5\u627e\u6570\u636e\u7684\u65f6\u5019\uff0c\u76f4\u63a5\u67e5\u627e\u8be5\u7d22\u5f15\u3002  \u7d22\u5f15\u662f\u6587\u6863\u7684\u96c6\u5408\uff0c \u6bcf\u4e2aIndex\u4e00\u4e2a\u6216\u8bb8\u591a\u7684documents\u7ec4\u6210\uff0c\u5e76\u4e14\u8fd9\u4e9bdocument\u53ef\u4ee5\u5206\u5e03\u4e8e\u4e0d\u540c\u7684shard\u4e4b\u4e2d\u3002  \u5728Elasticsearch\u4e2d\u7684\u6587\u6863\u53ef\u4ee5\u6709object\u53canested\u7ed3\u6784\u3002\u4e00\u4e2aindex\u662f\u4e00\u4e2a\u903b\u8f91\u547d\u540d\u7a7a\u95f4\uff0c\u5b83\u6620\u5c04\u5230\u4e00\u4e2a\u6216\u591a\u4e2a\u4e3b\u5206\u7247\uff0c\u5e76\u4e14\u53ef\u4ee5\u5177\u6709\u96f6\u4e2a\u6216\u591a\u4e2a\u526f\u672c\u5206\u7247\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ curl -X GET 'http:\/\/localhost:9200\/_cat\/indices?v'\n\ntype: \u7c7b\u578b\u662f\u6587\u6863\u7684\u903b\u8f91\u5bb9\u5668\uff0c\u7c7b\u4f3c\u4e8e\u8868\u662f\u884c\u7684\u5bb9\u5668\u3002 \u60a8\u5c06\u5177\u6709\u4e0d\u540c\u7ed3\u6784\uff08\u6a21\u5f0f\uff09\u7684\u6587\u6863\u653e\u5728\u4e0d\u540c\u7c7b\u578b\u4e2d\u3002\u5728Elasticsearch 6.0\u4ee5\u540e\uff0c\u4e00\u4e2aIndex\u53ea\u80fd\u542b\u6709\u4e00\u4e2atype\u3002\u8fd9\u5176\u4e2d\u7684\u539f\u56e0\u662f\uff1a\u76f8\u540cindex\u7684\u4e0d\u540c\u6620\u5c04type\u4e2d\u5177\u6709\u76f8\u540c\u540d\u79f0\u7684\u5b57\u6bb5\u662f\u76f8\u540c\uff1b \u5728Elasticsearch\u7d22\u5f15\u4e2d\uff0c\u4e0d\u540c\u6620\u5c04type\u4e2d\u5177\u6709\u76f8\u540c\u540d\u79f0\u7684\u5b57\u6bb5\u5728Lucene\u4e2d\u88ab\u540c\u4e00\u4e2a\u5b57\u6bb5\u652f\u6301\u3002\u5728\u9ed8\u8ba4\u7684\u60c5\u51b5\u4e0b\u662f_doc\u3002\u5728\u672a\u67658.0\u7684\u7248\u672c\u4e2d\uff0ctype\u5c06\u88ab\u5f7b\u5e95\u5220\u9664\u3002<\/code><\/pre>\n\n\n\n<p>Document  :  Index \u91cc\u9762\u5355\u6761\u7684\u8bb0\u5f55\uff0c \u591a\u6761 Document \u6784\u6210\u4e86\u4e00\u4e2a Index \uff0c Document \u4f7f\u7528 JSON \u683c\u5f0f\u8868\u793a \u3002Elasticsearch\u662f\u9762\u5411\u6587\u6863\u7684\uff0c\u8fd9\u610f\u5473\u7740\u60a8\u7d22\u5f15\u6216\u641c\u7d22\u7684\u6700\u5c0f\u6570\u636e\u5355\u5143\u662f\u6587\u6863\u3002\u6587\u6863\u5728Elasticsearch\u4e2d\u6709\u4e00\u4e9b\u91cd\u8981\u7684\u5c5e\u6027\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5b83\u662f\u72ec\u7acb\u7684\u3002\u6587\u6863\u5305\u542b\u5b57\u6bb5\uff08\u540d\u79f0\uff09\u53ca\u5176\u503c\u3002\n\u5b83\u53ef\u4ee5\u662f\u5206\u5c42\u7684\u3002\u53ef\u4ee5\u5c06\u5176\u89c6\u4e3a\u6587\u6863\u4e2d\u7684\u6587\u6863\u3002\u5b57\u6bb5\u7684\u503c\u53ef\u4ee5\u5f88\u7b80\u5355\uff0c\u5c31\u50cf\u4f4d\u7f6e\u5b57\u6bb5\u7684\u503c\u53ef\u4ee5\u662f\u5b57\u7b26\u4e32\u4e00\u6837\u3002\u5b83\u8fd8\u53ef\u4ee5\u5305\u542b\u5176\u4ed6\u5b57\u6bb5\u548c\u503c\u3002\u4f8b\u5982\uff0c\u4f4d\u7f6e\u5b57\u6bb5\u53ef\u80fd\u5305\u542b\u57ce\u5e02\u548c\u8857\u9053\u5730\u5740\u3002\n\u7ed3\u6784\u7075\u6d3b\u3002\u60a8\u7684\u6587\u6863\u4e0d\u4f9d\u8d56\u4e8e\u9884\u5b9a\u4e49\u7684\u67b6\u6784\u3002\u4f8b\u5982\uff0c\u5e76\u975e\u6240\u6709\u4e8b\u4ef6\u90fd\u9700\u8981\u63cf\u8ff0\u503c\uff0c\u56e0\u6b64\u53ef\u4ee5\u5b8c\u5168\u7701\u7565\u8be5\u5b57\u6bb5\u3002\u4f46\u5b83\u53ef\u80fd\u9700\u8981\u65b0\u7684\u5b57\u6bb5\uff0c\u4f8b\u5982\u4f4d\u7f6e\u7684\u7eac\u5ea6\u548c\u7ecf\u5ea6\u3002<\/code><\/pre>\n\n\n\n<p>\u6587\u6863\u901a\u5e38\u662f\u6570\u636e\u7684JSON\u8868\u793a\u5f62\u5f0f<br>Type\uff0c\u5b83\u662f\u865a\u62df\u7684\u903b\u8f91\u5206\u7ec4\uff0c\u7528\u6765\u8fc7\u6ee4 Document \u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ curl 'localhost:9200\/_mapping?pretty=true'   #\u5217\u51fa\u6bcf\u4e2a Index \u6240\u5305\u542b\u7684 Type<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e8c\u3001\u4f7f\u7528 RESTful API \u4e0e Elasticsearch \u8fdb\u884c\u4ea4\u4e92<\/strong><\/h2>\n\n\n\n<p> \u53ef\u4ee5\u4f7f\u7528 RESTful API \u901a\u8fc7\u7aef\u53e3 <em>9200<\/em> \u548c Elasticsearch \u8fdb\u884c\u901a\u4fe1 <\/p>\n\n\n\n<p><code>curl -X &lt;VERB&gt; '&lt;PROTOCOL&gt;:\/\/&lt;HOST&gt;:&lt;PORT&gt;\/&lt;PATH&gt;?&lt;QUERY_STRING&gt;' -d '&lt;BODY&gt;'<\/code><\/p>\n\n\n\n<p><strong>\u90e8\u4ef6\u540d\u4f5c\u7528<\/strong><code>VERB<\/code>\u9002\u5f53\u7684 HTTP \u65b9\u6cd5 \u6216 \u8c13\u8bcd : <code>GET<\/code>\u3001 <code>POST<\/code>\u3001 <code>PUT<\/code>\u3001 <code>HEAD<\/code> \u6216\u8005 <code>DELETE<\/code>\u3002<code>PROTOCOL http<\/code> \u6216\u8005 <code>https<\/code>\uff08\u5982\u679c\u4f60\u5728 Elasticsearch \u524d\u9762\u6709\u4e00\u4e2a <code>https<\/code> \u4ee3\u7406\uff09<code>HOST<\/code>Elasticsearch \u96c6\u7fa4\u4e2d\u4efb\u610f\u8282\u70b9\u7684\u4e3b\u673a\u540d\uff0c\u6216\u8005\u7528 <code>localhost<\/code> \u4ee3\u8868\u672c\u5730\u673a\u5668\u4e0a\u7684\u8282\u70b9\u3002<code>PORT<\/code>\u8fd0\u884c Elasticsearch HTTP \u670d\u52a1\u7684\u7aef\u53e3\u53f7\uff0c\u9ed8\u8ba4\u662f <code>9200<\/code> \u3002<code>PATH<\/code>API \u7684\u7ec8\u7aef\u8def\u5f84\uff08\u4f8b\u5982 <code>_count<\/code> \u5c06\u8fd4\u56de\u96c6\u7fa4\u4e2d\u6587\u6863\u6570\u91cf\uff09\u3002Path \u53ef\u80fd\u5305\u542b\u591a\u4e2a\u7ec4\u4ef6\uff0c\u4f8b\u5982\uff1a<code>_cluster\/stats<\/code> \u548c <code>_nodes\/stats\/jvm<\/code> \u3002<code>QUERY_STRING<\/code>\u4efb\u610f\u53ef\u9009\u7684\u67e5\u8be2\u5b57\u7b26\u4e32\u53c2\u6570 (\u4f8b\u5982 <code>?pretty<\/code> \u5c06\u683c\u5f0f\u5316\u5730\u8f93\u51fa JSON \u8fd4\u56de\u503c\uff0c\u4f7f\u5176\u66f4\u5bb9\u6613\u9605\u8bfb)<code>BODY<\/code>\u4e00\u4e2a JSON \u683c\u5f0f\u7684\u8bf7\u6c42\u4f53 (\u5982\u679c\u8bf7\u6c42\u9700\u8981\u7684\u8bdd) <\/p>\n\n\n\n<p>\nElastic \u9ed8\u8ba4\u4e00\u6b21\u8fd4\u56de10\u6761\u7ed3\u679c\uff0c\u53ef\u4ee5\u901a\u8fc7<code>size<\/code>\u5b57\u6bb5\u6539\u53d8\u8fd9\u4e2a\u8bbe\u7f6e\u3002\n\n<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u65b0\u5efa Index\n$ curl -X PUT 'localhost:9200\/weather'                  \n#\u5220\u9664Index\n$ curl -X DELETE 'localhost:9200\/weather'               \n#\u65b0\u589e\u6570\u636e \n$ curl -X PUT 'localhost:9200\/accounts\/person\/1' -d '\n{\n  \"user\": \"\u5f20\u4e09\",\n  \"title\": \"\u5de5\u7a0b\u5e08\",\n  \"desc\": \"\u6570\u636e\u5e93\u7ba1\u7406\"\n}' \n$ curl -X POST 'localhost:9200\/accounts\/person' -d '\n{\n  \"user\": \"\u674e\u56db\",\n  \"title\": \"\u5de5\u7a0b\u5e08\",\n  \"desc\": \"\u7cfb\u7edf\u7ba1\u7406\"\n}'\n#\u66f4\u65b0\u8bb0\u5f55\n$ curl -X PUT 'localhost:9200\/accounts\/person\/1' -d '\n{\n    \"user\" : \"\u5f20\u4e09\",\n    \"title\" : \"\u5de5\u7a0b\u5e08\",\n    \"desc\" : \"\u6570\u636e\u5e93\u7ba1\u7406\uff0c\u8f6f\u4ef6\u5f00\u53d1\"\n}' \n#\u5220\u9664\u8bb0\u5f55\n$ curl -X DELETE 'localhost:9200\/accounts\/person\/1'\n#\u67e5\u8be2\u8bb0\u5f55\n$ curl -X GET 'localhost:9200\/\/db\/user\/2'\n#\u8ba1\u7b97\u96c6\u7fa4\u4e2d\u6587\u6863\u7684\u6570\u91cf\ncurl -XGET 'http:\/\/localhost:9200\/_count?pretty' -d '\n{\n    \"query\": {\n        \"match_all\": {}\n    }\n}\n'\n#\u67e5\u8be2\u8bb0\u5f55\n$ curl 'localhost:9200\/accounts\/person\/_search'  -d '\n{\n  \"query\" : { \"match\" : { \"desc\" : \"\u8f6f\u4ef6\" }}\n}'\n\n\u53c2\u8003\uff1a\nhttps:\/\/blog.csdn.net\/UbuntuTouch\/article\/details\/99443042\nhttps:\/\/zhuanlan.zhihu.com\/p\/54384152\nhttp:\/\/www.ruanyifeng.com\/blog\/2017\/08\/elasticsearch.html<\/code><\/pre>\n\n\n<p>\n<!--StartFragment--><\/p>\n\n\n<p> \u6279\u91cf\u5904\u7406 bulk<\/p>\n\n\n\n<p> \u6279\u91cf\u5904\u7406\u547d\u4ee4\u3002\u5728\u4e00\u6b21\u7684REST\u8bf7\u6c42\u4e2d\uff0c\u53ef\u4ee5\u5b8c\u6210\u5f88\u591a\u7684\u64cd\u4f5c\u3002 \u5728\u8f93\u5165\u547d\u4ee4\u65f6\uff0c\u6211\u4eec\u9700\u8981\u7279\u522b\u7684\u6ce8\u610f\uff1a\u5343<strong>\u4e07\u4e0d\u8981\u6dfb\u52a0\u9664\u4e86\u6362\u884c\u4ee5\u5916\u7684\u7a7a\u683c\uff0c\u5426\u5219\u4f1a\u5bfc\u81f4\u9519\u8bef<\/strong> \u3002 \u4e00\u4e2a\u597d\u7684\u8d77\u70b9\u662f<strong>\u6279\u91cf\u5904\u74061000\u52305,000\u4e2a\u6587\u6863\uff0c\u603b\u6709\u6548\u8d1f\u8f7d\u57285MB\u523015MB\u4e4b\u95f4<\/strong>\u3002 <\/p>\n\n\n\n<p> \u901a\u8fc7bulk API\u4e3a\u6570\u636e\u7f16\u5236\u7d22\u5f15\u65f6\uff0c\u60a8\u4e0d\u5e94\u5728\u96c6\u7fa4\u4e0a\u8fdb\u884c\u4efb\u4f55\u67e5\u8be2\/\u641c\u7d22\u3002 \u8fd9\u6837\u505a\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4e25\u91cd\u7684\u6027\u80fd\u95ee\u9898 <\/p>\n\n\n\n<p>Open\/close Index<\/p>\n\n\n\n<p>lasticsearch\u652f\u6301\u7d22\u5f15\u7684\u5728\u7ebf\/\u79bb\u7ebf\u6a21\u5f0f\u3002 \u4f7f\u7528\u8131\u673a\u6a21\u5f0f\u65f6\uff0c\u5728\u7fa4\u96c6\u4e0a\u51e0\u4e4e\u6ca1\u6709\u4efb\u4f55\u5f00\u9500\u5730\u7ef4\u62a4\u6570\u636e\u3002 \u5173\u95ed\u7d22\u5f15\u540e\uff0c\u5c06\u963b\u6b62\u8bfb\/\u5199\u64cd\u4f5c\u3002 \u5f53\u60a8\u5e0c\u671b\u7d22\u5f15\u91cd\u65b0\u8054\u673a\u65f6\uff0c\u53ea\u9700\u6253\u5f00\u5b83\u5373\u53ef\u3002 \u4f46\u662f\uff0c\u5173\u95ed\u7d22\u5f15\u4f1a\u5360\u7528\u5927\u91cf\u78c1\u76d8\u7a7a\u95f4\u3002 \u60a8\u53ef\u4ee5\u901a\u8fc7\u5c06cluster.indices.close.enable\u7684\u9ed8\u8ba4\u503c\u4ecetrue\u66f4\u6539\u4e3afalse\u6765\u7981\u7528\u5173\u95ed\u7d22\u5f15\u529f\u80fd\uff0c\u4ee5\u907f\u514d\u53d1\u751f\u610f\u5916\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">Freeze\/unfreeze index<\/h1>\n\n\n\n<p>\u51bb\u7ed3\u7d22\u5f15\uff08freeze index\uff09\u5728\u7fa4\u96c6\u4e0a\u51e0\u4e4e\u6ca1\u6709\u5f00\u9500\uff08\u9664\u4e86\u5c06\u5176\u5143\u6570\u636e\u4fdd\u7559\u5728\u5185\u5b58\u4e2d\uff09\uff0c\u5e76\u4e14\u662f\u53ea\u8bfb\u7684\u3002 \u53ea\u8bfb\u7d22\u5f15\u88ab\u963b\u6b62\u8fdb\u884c\u5199\u64cd\u4f5c\u3002\u51bb\u7ed3\u7d22\u5f15\u53d7\u5230\u9650\u5236\uff0c\u4ee5\u9650\u5236\u6bcf\u4e2a\u8282\u70b9\u7684\u5185\u5b58\u6d88\u8017\u3002 \u6bcf\u4e2a\u8282\u70b9\u7684\u5e76\u53d1\u52a0\u8f7d\u7684\u51bb\u7ed3\u7d22\u5f15\u6570\u53d7search_throttled\u7ebf\u7a0b\u6c60\u4e2d\u7684\u7ebf\u7a0b\u6570\u9650\u5236\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4e3a1\u3002 \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u5373\u4f7f\u5df2\u660e\u786e\u547d\u540d\u51bb\u7ed3\u7d22\u5f15\uff0c\u4e5f\u4e0d\u4f1a\u9488\u5bf9\u51bb\u7ed3\u7d22\u5f15\u6267\u884c\u641c\u7d22\u8bf7\u6c42\u3002 \u8fd9\u662f\u4e3a\u4e86\u9632\u6b62\u7531\u4e8e\u8bef\u5c06\u51bb\u7ed3\u7684\u7d22\u5f15\u4f5c\u4e3a\u76ee\u6807\u800c\u5bfc\u81f4\u7684\u610f\u5916\u51cf\u901f\u3002 \u5982\u679c\u8981\u5305\u542b\u51bb\u7ed3\u7d22\u5f15\u505a\u641c\u7d22\uff0c\u5fc5\u987b\u4f7f\u7528\u67e5\u8be2\u53c2\u6570ignore_throttled = false\u6765\u6267\u884c\u641c\u7d22\u8bf7\u6c42<\/p>\n\n\n\n<p>\u4e24\u7c7b\u641c\u7d22\uff1a<\/p>\n\n\n\n<ul><li>queries    \u8fdb\u884c\u5168\u6587\u641c\u7d22<\/li><li>aggregations    \u5bf9\u6570\u636e\u8fdb\u884c\u7edf\u8ba1\u53ca\u5206\u6790 <\/li><\/ul>\n\n\n\n<p>\u641c\u7d22\u7ed3\u679c\u4e2d hits\u6570\u7ec4\u91cc\uff0c\u53ef\u4ee5\u770b\u5230\u6240\u6709\u7684\u7ed3\u679c\u3002_score\u7684\u9879\u3002\u5b83\u8868\u793a\u641c\u7d22\u7ed3\u679c\u7684\u76f8\u5173\u5ea6\u3002\u8fd9\u4e2a\u5206\u6570\u503c\u8d8a\u9ad8\uff0c\u8868\u660e\u641c\u7d22\u5339\u914d\u7684\u76f8\u5173\u5ea6\u8d8a\u9ad8 \u3002<\/p>\n\n\n\n<p>index\u7684mapping<\/p>\n\n\n\n<p>Elasticsearch\u53f7\u79f0\u662fschemaless\uff0c\u5728\u5b9e\u9645\u6240\u5f97\u5e94\u7528\u4e2d\uff0c\u6bcf\u4e00\u4e2aindex\u90fd\u6709\u4e00\u4e2a\u76f8\u5e94\u7684mapping\u3002\u8fd9\u4e2amapping\u5728\u6211\u4eec\u751f\u4ea7\u7b2c\u4e00\u4e2a\u6587\u6863\u65f6\u5df2\u7ecf\u751f\u4ea7\u3002\u5b83\u662f\u5bf9\u6bcf\u4e2a\u8f93\u5165\u7684\u5b57\u6bb5\u8fdb\u884c\u81ea\u52a8\u7684\u8bc6\u522b\u4ece\u800c\u5224\u65ad\u5b83\u4eec\u7684\u6570\u636e\u7c7b\u578b\u3002\u6211\u4eec\u53ef\u4ee5\u8fd9\u4e48\u7406\u89e3schemaless\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4e0d\u9700\u8981\u4e8b\u5148\u5b9a\u4e49\u4e00\u4e2a\u76f8\u5e94\u7684mapping\u624d\u53ef\u4ee5\u751f\u4ea7\u6587\u6863\u3002\u5b57\u6bb5\u7c7b\u578b\u662f\u52a8\u6001\u8fdb\u884c\u8bc6\u522b\u7684\u3002\u8fd9\u548c\u4f20\u7edf\u7684\u6570\u636e\u5e93\u662f\u4e0d\u4e00\u6837\u7684\n\u5982\u679c\u6709\u52a8\u6001\u52a0\u5165\u65b0\u7684\u5b57\u6bb5\uff0cmapping\u4e5f\u53ef\u4ee5\u81ea\u52a8\u8fdb\u884c\u8c03\u6574\u5e76\u8bc6\u522b\u65b0\u52a0\u5165\u7684\u5b57\u6bb5<\/code><\/pre>\n\n\n\n<p>\u81ea\u52a8\u8bc6\u522b\u5b57\u6bb5\u6709\u4e00\u4e2a\u95ee\u9898\uff0c\u90a3\u5c31\u662f\u6709\u7684\u5b57\u6bb5\u53ef\u80fd\u8bc6\u522b\u5e76\u4e0d\u7cbe\u786e\uff0c<\/p>\n\n\n\n<p><strong>\u6ce8\u610f\uff1a<\/strong>\u6211\u4eec\u4e0d\u80fd\u4e3a\u5df2\u7ecf\u5efa\u7acb\u597d\u7684index\u52a8\u6001\u4fee\u6539mapping\u3002\u8fd9\u662f\u56e0\u4e3a\u4e00\u65e6\u4fee\u6539\uff0c\u90a3\u4e48\u4e4b\u524d\u5efa\u7acb\u7684\u7d22\u5f15\u5c31\u53d8\u6210\u4e0d\u80fd\u641c\u7d22\u7684\u4e86\u3002\u4e00\u79cd\u529e\u6cd5\u662freindex\u4ece\u800c\u91cd\u65b0\u5efa\u7acb\u6211\u4eec\u7684\u7d22\u5f15\u3002\u5982\u679c\u5728\u4e4b\u524d\u7684mapping\u52a0\u5165<strong>\u65b0<\/strong>\u7684\u5b57\u6bb5\uff0c\u90a3\u4e48\u6211\u4eec\u53ef\u4ee5\u4e0d\u7528\u91cd\u65b0\u5efa\u7acb\u7d22\u5f15\n\n<\/p>\n\n\n\n<p> \u5bf9\u4e8e\u4e00\u4e2akeyword\u7c7b\u578b\u7684\u9879\u6765\u8bf4\uff0c\u8fd9\u4e2a\u9879\u91cc\u9762\u7684\u6240\u6709\u5b57\u7b26\u90fd\u88ab\u5f53\u505a\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002\u5b83\u4eec\u5728\u5efa\u7acb\u6587\u6863\u65f6\uff0c\u4e0d\u9700\u8981\u8fdb\u884cindex\u3002keyword\u5b57\u6bb5\u7528\u4e8e\u7cbe\u786e\u641c\u7d22\uff0caggregation\u548c\u6392\u5e8f\uff08sorting\uff09 <\/p>\n\n\n\n<p> \u4f7f\u7528match query\u65f6\uff0c\u9ed8\u8ba4\u7684\u64cd\u4f5c\u662fOR <\/p>\n\n\n\n<p> bool\u8bf7\u6c42\u901a\u5e38\u662fmust\uff0cmust_not, should\u53cafilter\u7684\u4e00\u4e2a\u6216\u5176\u4e2d\u7684\u51e0\u4e2a\u4e00\u8d77\u7ec4\u5408\u5f62\u6210\u7684\u3002should\u53ea\u6709\u5728\u7279\u6b8a\u7684\u60c5\u51b5\u4e0b\u624d\u4f1a\u5f71\u54cdhits\u3002\u5728\u6b63\u5e38\u7684\u60c5\u51b5\u4e0b\u5b83\u4e0d\u4f1a\u5f71\u54cd\u641c\u7d22\u6587\u6863\u7684\u4e2a\u6570\u3002\u90a3\u4e48\u5728\u54ea\u4e9b\u60c5\u51b5\u4e0b\u4f1a\u5f71\u54cd\u641c\u7d22\u7684\u7ed3\u679c\u5462\uff1f\u8fd9\u79cd\u60c5\u51b5\u5c31\u662f\u9488\u5bf9\u53ea\u6709should\u7684\u641c\u7d22\u60c5\u51b5\uff0c\u4e5f\u5c31\u662f\u5982\u679c\u4f60\u5728bool query\u91cc\uff0c\u4e0d\u542b\u6709must, must_not\u53cafilter\u7684\u60c5\u51b5\u4e0b\uff0c\u4e00\u4e2a\u6216\u66f4\u591a\u7684should\u5fc5\u987b\u6709\u4e00\u4e2a\u5339\u914d\u624d\u4f1a\u6709\u7ed3\u679c<br><\/p>\n\n\n\n<p> Elasticsearch\u6709\u4f4d\u7f6e\u67e5\u8be2 <\/p>\n\n\n\n<p> match\u67e5\u8be2\u65f6\u65f6\u4e0d\u7528\u5206\u5148\u540e\u987a\u5e8f\u7684 <\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>  \u628a \u6240\u611f\u5174\u8da3\u7684\u6570\u636e\u5bfc\u5165\u5230Elasticsearch , \u53ef\u4ee5\u901a\u8fc7\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Beats\uff1a\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7beats\u628a\u6570\u636e\u5bfc\u5165\u5230Elasticsearch\u4e2d\nLogstash\uff1a\u6211\u4eec\u53ef\u4ee5Logstash\u628a\u6570\u636e\u5bfc\u5165\u3002Logstash\u7684\u6570\u636e\u6765\u6e90\u4e5f\u53ef\u4ee5\u662fBeats\nREST API\uff1a\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7Elastic\u6240\u63d0\u4f9b\u7684\u4e30\u5bcc\u7684API\u6765\u628a\u6570\u636e\u5bfc\u5165\u5230Elasticsearch\u4e2d\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7Java, Python, Go, Nodejs\u7b49\u5404\u79cdElasticsearch API\u6765\u5b8c\u6210\u6211\u4eec\u7684\u6570\u636e\u5bfc\u5165\u3002<\/code><\/pre>\n\n\n\n<p><\/p>\n\n\n\n<p> Elasticsearch\u53ef\u4ee5\u5b9e\u73b0\u79d2\u7ea7\u7684\u641c\u7d22\u901f\u5ea6\uff0c\u5176\u4e2d\u5f88\u91cd\u8981\u7684\u4e00\u4e2a\u539f\u56e0\u5c31\u5f53\u4e00\u4e2a\u6587\u6863\u88ab\u5b58\u50a8\u7684\u65f6\u5019\uff0c\u540c\u65f6\u5b83\u4e5f\u5bf9\u6587\u6863\u7684\u6570\u636e\u8fdb\u884c\u4e86\u7d22\u5f15\uff08indexing\uff09 <\/p>\n\n\n\n<p>Analyzer\u5206\u4e3a\u4e09\u4e2a\u90e8\u5206\uff1aChar Filters, Tokenizer\u53ca Token Filter\u3002\u5b83\u4eec\u7684\u4f5c\u7528\u5206\u522b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Char Filter: \u5b57\u7b26\u8fc7\u6ee4\u5668\u7684\u5de5\u4f5c\u662f\u6267\u884c\u6e05\u9664\u4efb\u52a1\uff0c\u4f8b\u5982\u5265\u79bbHTML\u6807\u8bb0\u3002\nTokenizer: \u4e0b\u4e00\u6b65\u662f\u5c06\u6587\u672c\u62c6\u5206\u4e3a\u79f0\u4e3a\u6807\u8bb0\u7684\u672f\u8bed\u3002 \u8fd9\u662f\u7531tokenizer\u5b8c\u6210\u7684\u3002 \u53ef\u4ee5\u57fa\u4e8e\u4efb\u4f55\u89c4\u5219\uff08\u4f8b\u5982\u7a7a\u683c\uff09\u6765\u5b8c\u6210\u62c6\u5206\u3002 \u6709\u5173tokennizer\u7684\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee\u4ee5\u4e0bURL\uff1ahttps:\/\/www.elastic.co\/guide\/en\/elasticsearch\/reference\/current\/analysis-tokenizers.html\u3002\nToken filter: \u4e00\u65e6\u521b\u5efa\u4e86token\uff0c\u5b83\u4eec\u5c31\u4f1a\u88ab\u4f20\u9012\u7ed9token filter\uff0c\u8fd9\u4e9b\u8fc7\u6ee4\u5668\u4f1a\u5bf9token\u8fdb\u884c\u89c4\u8303\u5316\u3002 Token filter\u53ef\u4ee5\u66f4\u6539token\uff0c\u5220\u9664\u672f\u8bed\u6216\u5411token\u6dfb\u52a0\u672f\u8bed\u3002<\/code><\/pre>\n\n\n\n<p>\u5728\u9ed8\u8ba4\u7684\u60c5\u51b5\u4e0b\uff0cstandard analyzer\u662fElasticsearch\u7684\u7f3a\u7701\u5206\u6790\u5668\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u6ca1\u6709 Char Filter\n\u4f7f\u7528standard tokonizer\n\u628a\u5b57\u7b26\u4e32\u53d8\u4e3a\u5c0f\u5199\uff0c\u540c\u65f6\u6709\u9009\u62e9\u5730\u5220\u9664\u4e00\u4e9bstop words\u7b49\u3002\u9ed8\u8ba4\u7684\u60c5\u51b5\u4e0bstop words\u4e3a_none_\uff0c\u4e5f\u5373\u4e0d\u8fc7\u6ee4\u4efb\u4f55stop words\u3002<\/code><\/pre>\n\n\n\n<p><br> <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Elasticsearch\u662f\u4e00\u4e2a\u57fa\u4e8eApache Lucene(TM)\u7684\u5f00\u6e90\u641c\u7d22\u5f15\u64ce\u3002 \u4f46\u662f\uff0cLucene\u53ea\u662f &hellip; <a href=\"http:\/\/www.zhushiyao.com\/?p=23388\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">\u201celasticsearch\u5165\u95e8\u77e5\u8bc6\u6574\u7406\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[541],"_links":{"self":[{"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/posts\/23388"}],"collection":[{"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=23388"}],"version-history":[{"count":33,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/posts\/23388\/revisions"}],"predecessor-version":[{"id":25462,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/posts\/23388\/revisions\/25462"}],"wp:attachment":[{"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=23388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=23388"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=23388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}