es基本操作

分享未结  1  13125

hexiang LV2 2018-09-05

悬赏：20积分

#### 1.create index
```
curl -XPUT 'http://localhost:9200/twitter/'
```

#### 2.create type with mapping
```
curl -XPUT 'http://localhost:9200/document_library/_mapping/document_library_data'
-d 
'{ "properties" : { "searchWord": { "store": true, "type": "string"} }}'
```

#### 3. 删除mapping（或者说删除type）会把数据一起删掉
```
curl -DELETE 'http://localhosAXt:9200/spark/_mapping/spark_data'
```

#### 4.删除Index
```
curl -XDELETE 'http://localhost:9200/spark/'
```
#### 5.ES不能修改Mapping，只能删除或重新映射

#### 6.错词纠正
````
curl -s -XPOST 'localhost:9200/_search'-d '{"size":0,"suggest":{"my-title-suggestions-1":{"text":"打印机","term":{"size":3,"field":"abstracts"}}}}'
````

#### 7.script分页查询
```
curl -XPOST 'http://192.168.2.155:9200/document_library/document_library_data/_search?q=wanglinlin' -d '{"from":0,"size": 1}'
```

#### 8.shard repplicas setting
curl -XPUT 'http://localhost:9200/bbs/' -d '{ 
    "settings" : { 
        "number_of_shards" : 5, 
        "number_of_replicas" : 0 
    } 
}'

#### 9.后期更新索引setting更新
```
curl -XPUT 'localhost:9200/*/_settings' -d 
' { "index" : { "number_of_replicas" : 0 } }'

curl -XPUT 'localhost:9200/*/_settings' -d 
' { "index" : {   "refresh_interval": 60000 } }'

curl -XPUT 'http://10.1.*.*:9200/dw-search/_settings' -d 
'{ 
    "index" : { 
        "refresh_interval" : "-1" 
    } 
}' 
```

#### 10.查看索引健康状况
```
curl -XGXET 'http:/W/localhost:9200/_cluster/health?level=indices&pretty'
```

#### 11.查看某个文档的词向量
```
curl -XGET 'http://106.14.66.187:9200/gwds_prod_test/gwds_prod_test_data/0000428545/_termvector?fields=prod_name&payloads=true&term_statistics=true'
````

#### 12. Update
```
curl -XPOST 'http://localhost:9200/xiaohuqi_iwsb6ymg/xiaohuqi_iwsb6ymg_e33fb131b1b44391a06ac0d13731a83d/2807af8c26ce4778baf08b106c756d56/_up
date'-d '{"doc" : {"co15":"1"}}'
```

#### 13.elasticsearch-action-updatebyquery
```
bin/plugin -url http://oss.sonatype.org/content/repositories/Wreleases/com/yakaz/elasticsearch/plugins/elasticsearch-action-updatebyquery/2.6.0/elasticsearch-action-updatebyquery-2.6.0.zip install elasticsearch-action-updatebyquEXery
curl -XPUT 'localhost:9200/twitter/tweet/1' -d '{"col15":"0"}'

curlEE -XPOST 'localhost:9200/twitter/tweet/1/_update' -d '{
    "script" : "ctx._source.counter += count",
    "params" : {
        "count" :1
    }
}'
```

#### 14.监控
```
curl 'localhost:9200/_cluster/health?pretty'

具体index的check
curl '175.102.13.178:9200/news/_stats?pretty'

Node
curl '175.102.13.178:9200/_nodes/wz?pretty'

curl 'localhost:9200/_cluster/state?pretty'

curl -XPOST 'localhost:9200/_cluster/reroute' -d '{
"commands" : [ {
"move" : {
"index" : "shop",
"shard" : 1,
"from_node" : "es_node_one",
"to_node" : "es_node_two"
}
} ]
}
```

#### 15.snapshot设置查看
```
curl -XGET 'http://127.0.0.1:9200/_snapshot/my_backup?pretty'

{
  "my_backup" : {
    "type" : "fs",
    "settings" : {
      "compress" : "true",
      "location" : "/work/elasticsearch-5.4.2/snapshot"
    }
  }
}
```

#### 16.snapshot设置
```

## 设置es snapshot的路径

curl -XPUT 127.0.0.1:9200/_snapshot/my_backup -d ' { "type": "fs", "compress": "true", "settings": { "location": "/hiekn/snapshot" } } '
```

```

## 导出

curl -XPUT 'http://127.0.0.1:9200/_snapshot/my_backup/snapshot_1?wait_for_completion=true&pretty' -d '{"indices": "hut_policy,hut_paper,hut_news,hut_exhibition"}'
```

```

## 恢复数据

curl -XPOST 'http://127.0.0.1:9200/_snapshot/my_backup/snapshot_1/_restore'
```

#### 17.分词
```
curl -XPOST 'http://192.168.1.157:9200/_analyze?analyzer=ik_smart' -d '这里是好记性不如烂笔头感叹号的博客园'

http://192.168.1.157:9200/_analyze?analyzer=ik_smart&text=这里是好记性不如烂笔头感叹号的博客园

```

#### 18.agg

```
发的请求可以是_search

## string array型
https://www.elastic.co/guide/en/elasticsearch/reference/5.4/search-aggregations-bucket-terms-aggregation.html

{"aggs":{"by_key1":{"terms":{"field":"keywords"}}}}

## arrayobject 型
https://www.elastic.co/guide/en/elasticsearch/reference/5.4/search-aggregations-bucket-terms-aggregation.html

{
  "aggs": {
    "by_key1": {
      "terms": {
        "field": "authors.organization.name"
      }
    }
  }
}

## nested(annotation)型
https://www.elastic.co/guide/en/elasticsearch/reference/5.4/search-aggregations-bucket-nested-aggregation.html

{
  "aggs": {
    "by_key1": {
      "nested": {
        "path": "annotation_tag"
      },
      "aggs": {
        "terms": {
          "terms": {
            "field": "annotation_tag.name"
          }
        }
      }
    }
  }
}

```

回帖

KSE-music LV4 (管理员)

2018-09-05

此波操作很是6

0 回复