elasticsearch 常用操作

參考

https://www.elastic.co/guide/en/elasticsearch/reference/7.11/index.html

索引

GET /_cat/indices

GET /_cat/indices/content

GET /_cat/indices/content*

GET /content/_settings

GET /content/_mappings

PUT /content
{
    "settings": {
        "number_of_shards": 3, // 分片爲
        "number_of_replicas": 0 // 副本數爲0
    },
    "mappings": {
        "properties": {
            "id": {
                "type": "long"
            },
            "title": {
                "type": "text"
            },
            "views_num": {
                "type": "long"
            },
            "status": {
                "type": "long"
            },
            "create_time": {
                "type": "date",
                "format": "yyyy-MM-dd HH:mm:ss"
            }
        }
    }
}

DELETE /content

DELETE /content*

文檔

GET /_cat/indices/content
GET /content/_settings
GET /content/_mappings

POST /content/_delete_by_query
{
	"query":{
		"match_all": {}
	}
}

POST /content/_doc/1
{"id": 1, "title": "來歷不明！韓國發現一條混凝土地道 專家建議申請文化遺產", "views_num": 10, "status": 1, "create_time": "2021-02-11 14:15:32"}

POST /content/_doc/2
{"id": 2, "title": "來歷不明！韓國發現一條混凝土地道 專家建議申請文化遺產", "views_num": 20, "status": 1, "create_time": "2021-02-12 14:15:32"}

POST /content/_doc/3
{"id": 3, "title": "來歷不明！韓國發現一條混凝土地道 專家建議申請文化遺產", "views_num": 30, "status": 1, "create_time": "2021-02-13 14:15:32"}

POST _bulk
{"create": {"_index": "content", "_id": "1"}}
{"id": 1, "title": "來歷不明！韓國發現一條混凝土地道 專家建議申請文化遺產", "views_num": 10, "status": 1, "create_time": "2021-02-11 14:15:32"}
{"create": {"_index": "content", "_id": "2"}}
{"id": 2, "title": "來歷不明！韓國發現一條混凝土地道 專家建議申請文化遺產", "views_num": 20, "status": 1, "create_time": "2021-02-12 14:15:32"}
{"create": {"_index": "content", "_id": "3"}}
{"id": 3, "title": "來歷不明！韓國發現一條混凝土地道 專家建議申請文化遺產", "views_num": 30, "status": 1, "create_time": "2021-02-13 14:15:32"}

POST /content/_bulk
{"create": {"_id": "4"}}
{"id": 4, "title": "來歷不明！韓國發現一條混凝土地道 專家建議申請文化遺產", "views_num": 40, "status": 1, "create_time": "2021-02-14 14:15:32"}
{"create": {"_id": "5"}}
{"id": 5, "title": "來歷不明！韓國發現一條混凝土地道 專家建議申請文化遺產", "views_num": 50, "status": 1, "create_time": "2021-02-15 14:15:32"}

POST /content/_search
{
  "from" : 0,
  "size" : 10
}

POST /content/_search
{
	"query":{
		"match_all": {}
	}
}