Elasticsearch 命令

curl -XGET localhost:9200/_cat/allocation?v

索引操作
创建索引： PUT /shijiange
删除索引： DELETE /shijiange
获取所有索引： GET /_cat/indices?v

Elasticsearch增删改查

ES插入数据

PUT /shijiange/users/1
{
“name”:“shijiange”,
“age”: 30
}

ES查询数据
GET /shijiange/users/1
GET /shijiange/_search?q=*

修改数据、覆盖
PUT /shijiange/users/1
{
“name”: “justdoit”,
“age”: 45
}

ES删除数据
DELETE /shijiange/users/1

修改某个字段、不覆盖
POST /shijiange/users/2/_update
{
“doc”: {
“age”: 29
}
}

修改所有的数据
POST /shijiange/_update_by_query
{
“script”: {
“source”: “ctx._source[‘age’]=30”
},
“query”: {
“match_all”: {}
}
}

增加一个字段
POST /shijiange/_update_by_query
{
“script”:{
“source”: “ctx._source[‘city’]=‘hangzhou’”
},
“query”:{
“match_all”: {}
}
}

disk.indices
disk.used
disk.avail
disk.total
disk.percent

#!/bin/bash
nohup /export/www/admin-analysis.geenmay11.cn/public/elasticsearch7/bin/elasticsearch >> /export/www/admin-analysis.geenmay11.cn/public/elasticsearch7/output.log 2>&1 &

参考文章
https://blog.youkuaiyun.com/sinat_37690778/article/details/78963043
https://www.cnblogs.com/jw-yahui/articles/ElasticSearch-1.html
https://blog.youkuaiyun.com/zs18052449719/article/details/80835548
https://www.cnblogs.com/leeSmall/p/9215909.html
https://blog.youkuaiyun.com/qq_37462176/article/details/86497448
https://blog.youkuaiyun.com/molong1208/article/details/50589469
https://www.jianshu.com/p/e122f48bd3d0 #高级查询
https://www.cnblogs.com/gyli20170901/p/10174309.html #高级查询
https://www.cnblogs.com/ghj1976/p/5293250.html #查询语句
https://blog.youkuaiyun.com/cs1509235061/article/details/89450293 #查询语句