Article Directory
1. The basic operation of the index
1.1 New Index
PUT request can be issued directly to the Elastic Server
Index to create a new named the weather
$ curl -X PUT 'localhost:9200/weather'
The server returns a JSON object, which is acknowledged field indicates a successful operation.
{ "Acknowledged": true, " shards_acknowledged": true}
1.2 Delete Index
DELETE to send a request to delete
$ curl -X DELETE 'localhost:9200/weather'
1.3 New Record
PUT request specifies a new record id, id to a string.
$ curl -X PUT 'localhost:9200/accounts/1' -d ' { "user": "张三", "title": "工程师", "desc": "数据库管理" }'
POST request is automatically generated random string id
1.4 View Record
To / Index / Type / Id issue a GET request, returns the parameter represented in pretty = true readable format
$ curl 'localhost:9200/accounts/1?pretty=true'
1.5 Delete Record
Issue DELETE requests
$ curl -X DELETE 'localhost:9200/accounts/1'
1.6 update records
A PUT request, retransmits the data, the data returned JSON vary accordingly: Id has not changed, the version (Version) from 2 becomes 1, the type of operation (result) from the created becomes Updated, created field becomes false
2. Data Query
2.1 returns all records
GET request / Index / Type / _search
return the default data sorted by relevancy _score
2.2 full-text search
Unique query syntax, data volume with claim GET request, returns default data 10, by changing the size field, in fact, specified by the field from the position
$ curl 'localhost:9200/accounts/person/_search' -d ' { "query" : { "match" : { "desc" : "软件" }}, "from": 1, "size": 20 }'
