{"id":40948,"date":"2022-11-28T22:33:39","date_gmt":"2023-01-17T01:38:30","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8neo4j%e5%92%8celasticsearch%e5%ae%9e%e7%8e%b0%e4%ba%92%e6%93%8d%e4%bd%9c\/"},"modified":"2024-04-29T02:53:03","modified_gmt":"2024-04-28T18:53:03","slug":"%e4%bd%bf%e7%94%a8neo4j%e5%92%8celasticsearch%e5%ae%9e%e7%8e%b0%e4%ba%92%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8neo4j%e5%92%8celasticsearch%e5%ae%9e%e7%8e%b0%e4%ba%92%e6%93%8d%e4%bd%9c\/","title":{"rendered":"\u4f7f\u7528Neo4j\u548cElasticsearch\u5b9e\u73b0\u4e92\u64cd\u4f5c."},"content":{"rendered":"<h1>\u9996\u5148<\/h1>\n<p>\u6211\u60f3\u8981\u4f7f\u7528Elasticsearch\u5bf9\u5b58\u50a8\u5728Neo4j\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u5168\u6587\u641c\u7d22\u3002<\/p>\n<p>\u6211\u5728\u4ee5\u4e0b\u73af\u5883\u4e2d\u8fdb\u884c\u4e86\u6d4b\u8bd5\uff1a<br \/>\n&#8211; Windows10 Home<br \/>\n&#8211; Neo4j\u793e\u533a\u72483.5.5<br \/>\n&#8211; Elasticsearch 6.6.2<\/p>\n<h1>\u8c03\u67e5<\/h1>\n<p>\u4f3c\u4e4e\u6709\u4e00\u4e9b\u63d2\u4ef6\u3002<\/p>\n<p>\u00b7 neo4j-elasticsearch<br \/>\n\u8fd9\u662fNeo4j\u5b98\u65b9\u63d0\u4f9b\u7684\u63d2\u4ef6\u3002<br \/>\n\u76ee\u524d\u4ec5\u652f\u63012.2.x\uff0c2.3.x\uff0c3.0.x\u548c3.1.x\u7248\u672c\u3002<br \/>\n\u65e0\u6cd5\u5728\u6700\u65b0\u7248\u672c\u4e2d\u4f7f\u7528\u3002<\/p>\n<p>\u2605GraphAware Neo4j-To-Elasticsearch<br \/>\nGraphAware\u5728\u4e3aNeo4j\u5f00\u53d1\u7684\u63d2\u4ef6\u3002<br \/>\n\u53ef\u4ee5\u81ea\u52a8\u5c06Neo4j\u7684\u6570\u636e\u590d\u5236\u5230ElasticSearch\u4e2d\u3002<br \/>\n\u6280\u672f\u652f\u6301\u9700\u8981\u4ed8\u8d39\u3002<\/p>\n<p>\u30fbGraphAware\u56fe\u641c\u7d22\u63d2\u4ef6<br \/>\nGraphAware\u516c\u53f8\u5f00\u53d1\u7684ElasticSearch\u63d2\u4ef6\u3002<br \/>\n\u53ef\u4ee5\u5728ElasticSearch\u4e2d\u641c\u7d22Neo4j\u5185\u7684\u6570\u636e\u3002<br \/>\n\u53ef\u4ee5\u5728ElasticSearch\u7684\u641c\u7d22\u67e5\u8be2\u4e2d\u5bf9Neo4j\u6570\u636e\u8fdb\u884c\u8bc4\u5206\u548c\u7b5b\u9009\u3002<br \/>\n\u8fd8\u53ef\u4ee5\u4f7f\u7528Cypher\u8fdb\u884c\u8bc4\u5206\u3002<br \/>\n\u652f\u6301\u9700\u8981\u4ed8\u8d39\u3002<\/p>\n<p>\u8fd9\u6b21\u6211\u5c1d\u8bd5\u4e86neo4j-to-elasticsearch\u3002<\/p>\n<h1>Neo4j\u5bf9Elasticsearch \u8fdb\u884c\u6574\u5408<\/h1>\n<p>\u6309\u7167Readme\u4e0a\u7684\u6307\u793a\u8fdb\u884c\u3002<\/p>\n<p>\u9996\u5148\u4ece\u8fd9\u91cc\u6216\u8fd9\u91cc\u5f00\u59cb\u641c\u7d22\u5e76\u4e0b\u8f7d\u4ee5\u4e0b\u4e09\u4e2a.jar\u6587\u4ef6\u3002\uff08\u76ee\u524d\u6700\u65b0\u7248\u672c\u4e3a3.5.4.53\uff09<br \/>\n&#8211; GraphAware Neo4j Framework<br \/>\n&#8211; GraphAware Neo4j UUID<br \/>\n&#8211; GraphAware Neo4j Elasticsearch Integration<\/p>\n<p>\u5c06\u4e0b\u8f7d\u7684.jar\u6587\u4ef6\u590d\u5236\u5230$NEO4J_HOME\/plugins\u76ee\u5f55\u4e2d\u3002<\/p>\n<p>\u5728$NEO4J_HOME\/conf\/neo4j.conf\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9<\/p>\n<pre class=\"post-pre\"><code># \u304a\u307e\u3058\u306a\u3044\r\ndbms.unmanaged_extension_classes=com.graphaware.server=\/graphaware\r\ncom.graphaware.runtime.enabled=true\r\ncom.graphaware.module.UIDM.1=com.graphaware.module.uuid.UuidBootstrapper\r\ncom.graphaware.module.UIDM.initializeUntil=0\r\n\r\n# \u304a\u307e\u3058\u306a\u3044\r\ncom.graphaware.module.ES.2=com.graphaware.module.es.ElasticSearchModuleBootstrapper\r\n# Elasticsearch\u306euri\u3068\u30dd\u30fc\u30c8\r\ncom.graphaware.module.ES.uri=localhost\r\ncom.graphaware.module.ES.port=9200\r\n# \u30ad\u30e5\u30fc\u306e\u30b5\u30a4\u30ba\u3002\u30e1\u30e2\u30ea\u4e0d\u8db3\u3067\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u5834\u5408\u306f\u5c0f\u3055\u304f\u3059\u308b\r\ncom.graphaware.module.ES.queueSize=10000\r\n# Elasticsearch\u306ebulk API\u3092\u4f7f\u3046\u304b\u3069\u3046\u304b\u3002\u30e1\u30e2\u30ea\u4e0d\u8db3\u3067\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u5834\u5408\u306ffalse\u306b\u3057\u3066\u307f\u308b\r\ncom.graphaware.module.ES.bulk=true\r\n# System.currentTimeMillis() &lt; initializeUntil \u306b\u3057\u3066Neo4j\u3092\u8d77\u52d5\u3059\u308b\u3068DB\u5168\u4f53\u3092\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3057\u306a\u304a\u3057\u3066\u304f\u308c\u308b\r\n# \u666e\u6bb5\u306f0\u306b\u3057\u3066\u3001\u8272\u3005\u3044\u3058\u3063\u3066\u308b\u3068\u304d\u306f2000000000000\u3050\u3089\u3044\u306b\u3059\u308b\u3068\u3044\u3044\r\ncom.graphaware.module.ES.initializeUntil=2000000000000\r\n# \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3059\u308b\u30ce\u30fc\u30c9\u306e\u6761\u4ef6\u3002true\u3060\u3068\u5168\u30ce\u30fc\u30c9\u3002hasLabel(\"Person\")||hasLabel(\"Company\")\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3067\u304d\u308b\r\ncom.graphaware.module.ES.node=true\r\n\r\n# \u5f8c\u3067\u8aac\u660e\u3059\u308b\r\n# com.graphaware.module.ES.mapping=com.graphaware.module.es.mapping.JsonFileMapping\r\n# com.graphaware.module.ES.file=mapping.json\r\n<\/code><\/pre>\n<p>\u8fd9\u6837\u5148\u80fd\u591f\u6b63\u5e38\u8fd0\u884c\u3002<br \/>\n\u542f\u52a8Neo4j\u540e\uff0c\u8282\u70b9\u548c\u5173\u7cfb\u5e94\u8be5\u4f1a\u88ab\u7d22\u5f15\u5230Elasticsearch\u4e2d\u3002<br \/>\n\uff08\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u5efa\u8bae\u4f7f\u7528neo4j console\u800c\u4e0d\u662fneo4j start\uff0c\u8fd9\u6837\u53ef\u4ee5\u770b\u5230\u9519\u8bef\u4fe1\u606f\uff09<br \/>\n\u4e4b\u540e\uff0c\u66f4\u65b0\u7684\u8282\u70b9\u4e5f\u4f1a\u81ea\u52a8\u88ab\u7d22\u5f15\u3002<\/p>\n<p>\u4f7f\u7528Kibana\u8fdb\u884c\u786e\u8ba4\u3002<\/p>\n<pre class=\"post-pre\"><code>GET neo4j-index-node\/_search\r\n{\r\n  \"query\": {\r\n    \"match_all\": {}\r\n  }\r\n}\r\n\r\nGET neo4j-index-relationship\/_search\r\n{\r\n  \"query\": {\r\n    \"match_all\": {}\r\n  }\r\n}\r\n<\/code><\/pre>\n<p>\u5728 Elasticsearch 5.x \u7248\u672c\u4e4b\u524d\uff0c\u53ef\u80fd\u4e0d\u4f1a\u51fa\u73b0\u4efb\u4f55\u95ee\u9898\uff0c\u4f46\u5728 Elasticsearch 6.x \u7248\u672c\u4e2d\uff0c\u4ec5\u4ec5\u8fd9\u6837\u505a\u662f\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\u7684\u3002<\/p>\n<h1>\u5982\u679c\u4f7f\u7528Elasticsearch 6.x\u6216\u66f4\u9ad8\u7684\u7248\u672c<\/h1>\n<p>\u5982\u679c\u4f7f\u7528Elasticsearch 6.x\u7248\u672c\uff0c\u4f1a\u53d1\u73b0\u9664\u6700\u521d\u7d22\u5f15\u7684\u6807\u7b7e\u5916\uff0c\u5176\u4ed6\u6807\u7b7e\u4e0d\u4f1a\u88ab\u7d22\u5f15\u3002\u8fd9\u662f\u56e0\u4e3aElasticsearch 6.x\u4e0d\u518d\u652f\u6301\u5728\u7d22\u5f15\u5185\u8bbe\u7f6e\u591a\u4e2a\u7c7b\u578b\u3002\u7531\u4e8eNeo4j-To-Elasticsearch\u9ed8\u8ba4\u521b\u5efa\u6bcf\u4e2a\u6807\u7b7e\u7684\u7c7b\u578b\u5728\u7d22\u5f15\u5185\uff0c\u6240\u4ee5\u4f1a\u53d1\u751f\u9519\u8bef\u3002<\/p>\n<h3>\u7528JsonFileMapping\u6765\u5904\u7406\u3002<\/h3>\n<p>\u53ef\u4ee5\u5728\u9644\u52a0\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u6307\u5b9a Neo4j \u5c5e\u6027\u5230 Elasticsearch \u5c5e\u6027\u7684\u6620\u5c04\uff0c\u5173\u4e8e\u5177\u4f53\u7ec6\u8282\uff0c\u8bf7\u53c2\u8003\u6b64\u5904\u3002<\/p>\n<p>\u5728neo4j.conf\u4e2d\u6dfb\u52a0\u4e4b\u524d\u88ab\u6ce8\u91ca\u6389\u7684\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>com.graphaware.module.ES.mapping=com.graphaware.module.es.mapping.JsonFileMapping\r\ncom.graphaware.module.ES.file=mapping.json\r\n<\/code><\/pre>\n<p>\u5728\u4e0eneo4j.conf\u76f8\u540c\u7684\u76ee\u5f55\u4e2d\u521b\u5efa\u4e00\u4e2a\u65b0\u7684mapping.json\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"defaults\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"key_property\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"uuid\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"nodes_index\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"default-index-node\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"relationships_index\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"default-index-relationship\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"include_remaining_properties\"<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"nl\">\"node_mappings\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"p\">{<\/span>\r\n      <span class=\"nl\">\"condition\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"hasLabel('Person')\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nl\">\"index\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"nodes-persons\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nl\">\"type\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"doc\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nl\">\"properties\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"name\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"getProperty('firstName') + ' ' + getProperty('lastName')\"<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"created_at\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"query('MATCH (n) WHERE id(n) = {id} RETURN toString(n.created_at) as value')\"<\/span>\r\n      <span class=\"p\">}<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"p\">{<\/span>\r\n      <span class=\"nl\">\"condition\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"hasLabel('Company')\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nl\">\"index\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"nodes-companies\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nl\">\"type\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"doc\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nl\">\"properties\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"name\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"getProperty('name')\"<\/span>\r\n      <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">],<\/span>\r\n  <span class=\"nl\">\"relationship_mappings\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"p\">{<\/span>\r\n      <span class=\"nl\">\"condition\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"isType('WORKS_FOR')\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nl\">\"index\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"relationships_worksfor\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nl\">\"type\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"doc\"<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">]<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\uff0c\u91cd\u8981\u7684\u662f &#8220;index&#8221; \u90e8\u5206\uff0c\u53ef\u4ee5\u6839\u636e\u6bcf\u4e2a\u6807\u7b7e\u66f4\u6539\u7d22\u5f15\u540d\u79f0\uff0c\u5e76\u5c06\u7d22\u5f15\u4e0e\u7c7b\u578b\u4e00\u4e00\u5bf9\u5e94\u3002<br \/>\n\u8bf7\u81ea\u884c\u66f4\u6539 node_mappings \u548c relationship_mappings \u7684\u5185\u5bb9\u3002<br \/>\n\u76f8\u5f53\u81ea\u7531\uff0c\u5e76\u4e14\u53ef\u4ee5\u4f7f\u7528Cypher\u67e5\u8be2\u3002<\/p>\n<p>\u4ee5\u4e0a\u7684\u5185\u5bb9\u5e94\u8be5\u4e5f\u9002\u7528\u4e8eElasticsearch 6.x\u3002<\/p>\n<h1>\u8fdb\u884c\u5730\u56fe\u5236\u4f5c<\/h1>\n<p>\u4f60\u662f\u5426\u89c9\u5f97\u65e0\u6cd5\u4f7f\u7528ngram\u6216\u8005Kuromoji\uff08\u5f62\u6001\u7d20\u89e3\u6790\uff09\uff1f \u786e\u5207\u5730\u8bf4\uff0c\u5b83\u4eec\u662f\u53ef\u4ee5\u4f7f\u7528\u7684\u3002<\/p>\n<p>\u4f46\u662f\uff0c\u7531\u4e8e\u65e0\u6cd5\u5728Neo4j\u4e2d\u8bbe\u7f6e\u8be5\u6620\u5c04\uff0c\u56e0\u6b64\u9700\u8981\u76f4\u63a5\u5728Elasticsearch\u4e2d\u8fdb\u884c\u6620\u5c04\u8bbe\u7f6e\u3002<br \/>\n\u7531\u4e8e\u6620\u5c04\u65e0\u6cd5\u540e\u671f\u66f4\u6539\uff0c\u5982\u679c\u5df2\u7ecf\u8fdb\u884c\u4e86\u7d22\u5f15\uff0c\u5219\u9700\u8981\u5148\u5c06\u5176\u5220\u9664\u3002<\/p>\n<p>\u53ef\u4ee5\u50cf\u666e\u901a\u7684\u7d22\u5f15\u4e00\u6837\u8fdb\u884c\u4ee5\u4e0b\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\nPUT nodes-persons\r\n{\r\n   \"settings\":{\r\n      \"analysis\":{\r\n        \"analyzer\":{\r\n          \"ja_ngram\":{  \r\n              \"type\":\"custom\",\r\n              \"tokenizer\":\"ja_ngram_tokenizer\"\r\n          }\r\n        },\r\n        \"tokenizer\":{\r\n          \"ja_ngram_tokenizer\":{  \r\n            \"type\":\"nGram\",\r\n            \"min_gram\":\"1\",\r\n            \"max_gram\":\"2\",\r\n            \"token_chars\":[  \r\n                \"letter\",\r\n                \"digit\"\r\n            ]\r\n          }\r\n        }\r\n      }\r\n   },\r\n  \"mappings\": {\r\n    \"doc\": { \r\n      \"properties\": { \r\n        \"name\":{\r\n          \"type\": \"text\",\r\n          \"analyzer\":\"ja_ngram\"\r\n        },\r\n        \"created_at\": {\r\n          \"type\": \"date\",\r\n          \"format\": \"yyyy-MM-dd'T'HH:mm:ss.SSSZ\"\r\n        }\r\n      }\r\n    }\r\n  }\r\n}\r\n<\/code><\/pre>\n<p>\u5982\u679c\u5728\u6267\u884cPUT\u6620\u5c04\u540e\u91cd\u65b0\u542f\u52a8Neo4j\uff0c\u5b83\u5e94\u8be5\u4f1a\u6309\u7167\u6b64\u547d\u4ee4\u6765\u521b\u5efa\u7d22\u5f15\u3002<\/p>\n<p>\u5bf9\u4e8e\u65e5\u671f\u65f6\u95f4\uff0c\u6211\u6709\u70b9\u56f0\u60d1\u3002Neo4j\u7684DateTime\u5c5e\u6027\u9ed8\u8ba4\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u5f88\u96be\u5904\u7406\u7684\u6620\u5c04\u3002\u800c\u4e14\u4f3c\u4e4e\u65e0\u6cd5\u76f4\u63a5\u5c06\u5176\u8f6c\u6362\u4e3aElasticsearch\u7684date\u7c7b\u578b\u3002\u56e0\u6b64\uff0c\u6211\u5728mapping.json\u4e2d\u9996\u5148\u5c06\u5176\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u5728\u6620\u5c04\u4e2d\u6307\u5b9a\u4e86\u683c\u5f0f\u5e76\u8fdb\u884c\u8bfb\u53d6\u3002<\/p>\n<h1>\u7528Neo4j\u53d1\u8d77\u67e5\u8be2<\/h1>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528Cypher\u5411Elasticsearch\u67e5\u8be2\u7684\u793a\u4f8b\u65b9\u6cd5\uff1a<br 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