es基本操作

es基本操作

简介

es的基本操作是restfull风格的，我们可以通过get/post/delete/put等操作与es交互，本节简单的介绍如何一些基本的操作命令

基本操作

获取es状态

nick@nicks-MacBook-Pro  ~/Desktop/software/es/elasticsearch-7.13.1  curl -X GET "http://localhost:9200" { "name" : "nicks-MacBook-Pro.local", "cluster_name" : "elasticsearch", "cluster_uuid" : "p17icuWURHastv80WGtpFg", "version" : { "number" : "7.13.1", "build_flavor" : "default", "build_type" : "tar", "build_hash" : "9a7758028e4ea59bcab41c12004603c5a7dd84a9", "build_date" : "2021-05-28T17:40:59.346932922Z", "build_snapshot" : false, "lucene_version" : "8.8.2", "minimum_wire_compatibility_version" : "6.8.0", "minimum_index_compatibility_version" : "6.0.0-beta1" }, "tagline" : "You Know, for Search" }

新增一个文档

# 应答如下 curl -X PUT "localhost:9200/student/_doc/1" -H 'Content-type: application/json' -d' { "name": "Nick", "age": "30" } ' # 应答如下 {"_index":"student","_type":"_doc","_id":"1","_version":1,"result":"created","_shards":{"total":2,"successful":1,"failed":0},"_seq_no":0,"_primary_term":1}

查询这个文档

# 查询指定文档 curl -X GET "localhost:9200/student/_doc/1" # 查询index（索引）下所有文档 curl -X GET "localhost:9200/student"

删除文档

curl -X DELETE "localhost:9200/student/_doc/1"

Elasticsearch

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