# es 命令

**Repository Path**: meixl/es_command

## Basic Information

- **Project Name**: es 命令
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2024-04-03
- **Last Updated**: 2024-04-06

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# 索引

## 新建
```
PUT /my_index
{
  "mappings": {  
      "properties":{
         "id":{
           "type":"long"
         },
         "name":{
           "type":"keyword"
         },
         "age":{
           "type":"integer"
         },
         "size" : {
           "type":"double"
         },
         "create_time" : {
           "type":"date",
            "format":"yyyy-MM-dd HH:mm:ss"
         }
      }
    }
}
```

## 删除
DELETE /my_index

## 看指定
GET  /my_index 

## 看所有
GET _cat/indices

# 文档

## 新增一个(没有就加，有就改)
```
POST /my_index/_doc/223
{
  "id":1,
  "name":"dafei",
  "age":18
}
```

## 新增一个-不指定id(没有就加，有就改)
```
POST /my_index/_doc
{
  "id":1024,
  "name":"dafei",
  "age":18,
  "create_time" : "2024-04-13 23:44:44"
}
```

## 删除一个
DELETE /my_index/_doc/223

## 修改一个
```
PUT /my_index/_doc/456878
{
  "id":456,
  "name":"lake",
  "create_time" : "2024-04-01 23:44:44"
}
```

## 查单个
GET /my_index/_doc/456878

## 查所有（默认前10条）
GET /my_index/_search

## 分页
```
GET /my_index/_search
{
  "from": 50,  
  "size": 10,
  "query": {
    "match_all": {}
  }
}
```

## 数据总数
```
GET /my_index/_count
{
  "query": {
    "match_all": {}
  }
}
```
# 搜索

## 单个搜索
```
GET /product/_search
{
  "query": {
    "match":{
     "title": "拯救者"
    }
  }
}
```

## 多个搜索
```
GET /product/_search
{
  "query": {
    "multi_match":{
      "query":"防眩光护眼屏",
      "fields": ["title", "intro"]
    }
  }
}
```

## 高亮搜索
```
GET /product/_search
{
  "query": {
    "multi_match":{
      "query":"蓝牙 指纹 双卡",
      "fields": ["title", "intro"],
      "analyzer": "ik_smart"
    }
  },
  "from": 0,
  "size": 10,
  "highlight": {
    "fields": {
      "title": {"type": "plain"},
      "intro": {"type": "plain"}
    },
    "pre_tags": "<em>",
    "post_tags": "</em>"
  }
}
```

## 分词查看(中文)

* 在 config/main.dic 中添加自定义分词即可

```
GET /product/_analyze
{
  "text":"梅孝亮是一个java程序员",
  "analyzer":"ik_smart"
}
```