put wares
{
  "settings":{
    "number_of_shards": 1,
    "number_of_replicas":0
  },
  "mappings":{
    "properties":{
      "id":{
        "type":"integer"
      },
      "title":{
        "type": "keyword"
      },
      "price":{
        "type":"double"
      },
      "create_at":{
        "type
 
":"date"
      },
      "description":{
        "type":"text",
        "analyzer": "ik_max_word"
      }
    }
  }
}

get _cat/indices?v

get wares/_mapping

delete orders


# 手動指定_id
post wares/_doc/1
{
  "id": 1,
  "title": "小浣熊",
  "price": 0.5,
  "create_at": "2022-11-02",
  "description": "小浣熊真好吃"
}

post wares
 
/_doc/2
{
  "id": 2,
  "title": "魚豆腐",
  "price": 4.8,
  "create_at": "2022-11-02",
  "description": "魚豆腐很不錯,真好吃rtyu uiop"
}


# 自動生成_id
post wares/_doc
{
  "id": 3,
  "title": "日本豆",
  "price": 1.8,
  "create_at": "2022-11-02",
  "description": "日本豆很不錯"
}

post wares/_doc
{
  "id": 4,
  "title": "紅燒排骨魚翅",
  
 
"price": 7.8,
  "create_at": "2022-10-02",
  "description": "紅燒排骨魚翅, 這個菜很獨特"
}

post wares/_doc
{
  "id": 4,
  "title": "紅燒排骨魚翅",
  "price": 7.8,
  "create_at": "2022-10-02",
  "description": "紅燒排骨魚翅, 這個菜很獨特,好吃好吃"
}

get valian/_search
{
  "query":{
    "term":{
      "description": {
        "value": "好吃"
      }
    }
  }
}

get valian/_search
{
  "query":{
    "bool":{
      "must": [
        {
          "term":{
            "description": {"value": "好吃"}
          }
        }
      ]
    }
  }
}

# filter term
get valian/_search
{
  "query":{
    "bool":{
      "must": [
        {
          "match_all": {}
        }
      ],
      "filter": [
        {
          "term":{
            "description": {"value": "很"}
          }
        }
      ]
    }
  }
}

# filter terms
get valian/_search
{
  "query":{
    "bool":{
      "must": [
        {
          "match_all": {}
        }
      ],
      "filter": [
        {
          "terms":{
            "description": ["好吃","日本"]
          }
        }
      ]
    }
  }
}

# filter range
get valian/_search
{
  "query":{
    "bool":{
      "must": [
        {
          "match_all": {}
        }
      ],
      "filter": [
        {
          "range": {
            "price": {
              "gte": 0,
              "lte": 4
            }
          }
        }
      ]
    }
  }
}

# filter exists
get valian/_search
{
  "query":{
    "bool":{
      "must": [
        {
          "match_all": {}
        }
      ],
      "filter": [
        {
          "exists": {
            "field": "price"
          }
        }
      ]
    }
  }
}

# filter ids
get valian/_search
{
  "query":{
    "bool":{
      "must": [
        {
          "match_all": {}
        }
      ],
      "filter": [
        {
          "ids":{
            "values": [1,2]
          }
        }
      ]
    }
  }
}




get valian/_search
{
  "query":{
    "bool":{
      "must": [
        {
          "term":{
            "description": {"value": "好吃"}
          }
        }
      ],
      "filter": [
        {
          "term":{
            "description": {"value": "很"}
          }
        }
      ]
    }
  }
}