weianluo的博客

1. 什么是ElasticSearch？Elasticsearch是一个基于Lucene的搜索引擎。它提供了具有HTTP Web界面和无架构JSON文档的分布式，多租户能力的全文搜索引擎。Elasticsearch是用Java开发的，根据Apache许可条款作为开源发布。2. 为什么要使用Elasticsearch?​ 　　--3. Elasticsearch中的倒排索引是什么？ 网上看到的一篇文章，对Lucene的倒排索引是如何执行的，说的比较易懂，就转过来分享下。...

官网地址：https://www.elastic.co/guide/en/elasticsearch/reference/6.6/sql-overview.htmlElasticsearch SQL aims to provide a powerful yet lightweight SQL interface to Elasticsearch. Introduction Elasticsearch SQL is an X-Pack component that allows SQ...

ES官网：https://www.elastic.co/Basic Concepts There are a few concepts that are core to Elasticsearch. Understanding these concepts from the outset will tremendously help ease the learning process. Near Realtime (NRT)Elasticsearch is a near-...

官网https://www.elastic.co/cn/JAVA 客户端资料 rest-high-level-clienthttps://www.elastic.co/guide/en/elasticsearch/client/java-rest/current/index.html常用命令查看节点curl -u 905:b9hDgXW3o8BfzxN http://55.10.30.233:8200/添加数据POST li03_msg_rdx/docs{...

ElasticSearch 聚合api案例，根据需求写操作