postman操作elasticsearch
创建索引
json
PUT /blog
{
"mappings": {
"_doc": {
"properties": {
"id": {
"type": "long",
"store": true
},
"title": {
"type": "text",
"store": true,
"index": true,
"analyzer": "standard"
},
"content": {
"type": "text",
"store": true,
"index": true,
"analyzer": "standard"
}
}
}
}
}
{
"acknowledged": true,
"shards_acknowledged": true,
"index": "blog"
}设置索引_mappings
json
PUT /blog/_doc/_mappings
{
"properties": {
"id": {
"type": "long",
"store": true
},
"title": {
"type": "text",
"store": true,
"index": true,
"analyzer": "standard"
},
"content": {
"type": "text",
"store": true,
"index": true,
"analyzer": "standard"
}
}
}
{
"acknowledged": true
}删除索引
json
DELETE /blog
{
"acknowledged": true
}创建文档
json
POST /blog/_doc/1
{
"id": 10001,
"title": "中文标题",
"content": "中文内容"
}
{
"_index": "blog",
"_type": "_doc",
"_id": "1",
"_version": 1,
"result": "created",
"_shards": {
"total": 2,
"successful": 1,
"failed": 0
},
"_seq_no": 0,
"_primary_term": 1
}删除文档
json
DELETE /blog/_doc/1
{
"_index": "blog",
"_type": "_doc",
"_id": "1",
"_version": 2,
"result": "deleted",
"_shards": {
"total": 2,
"successful": 1,
"failed": 0
},
"_seq_no": 2,
"_primary_term": 1
}修改文档
json
POST /blog/_doc/1
{
"id": 10001,
"title": "[修改]中文标题",
"content": "[修改]中文内容"
}
{
"_index": "blog",
"_type": "_doc",
"_id": "1",
"_version": 1,
"result": "created",
"_shards": {
"total": 2,
"successful": 1,
"failed": 0
},
"_seq_no": 4,
"_primary_term": 1
}根据id查询文档
json
GET /blog/_doc/1
{
"_index": "blog",
"_type": "_doc",
"_id": "1",
"_version": 1,
"_seq_no": 4,
"_primary_term": 1,
"found": true,
"_source": {
"id": 10001,
"title": "[修改]中文标题",
"content": "[修改]中文内容"
}
}关键词查询文档
json
GET /blog/_doc/_search
{
"query": {
"term": {
"title": "文"
}
}
}
{
"took": 28,
"timed_out": false,
"_shards": {
"total": 1,
"successful": 1,
"skipped": 0,
"failed": 0
},
"hits": {
"total": {
"value": 1,
"relation": "eq"
},
"max_score": 0.2876821,
"hits": [
{
"_index": "blog",
"_type": "_doc",
"_id": "1",
"_score": 0.2876821,
"_source": {
"id": 10001,
"title": "[修改]中文标题",
"content": "[修改]中文内容"
}
}
]
}
}querystring查询分析器查询文档
备注：
querystring查询分析器查询文档和关键词查询文档不相同，querystring会自动使用查询分析器将查询语句分词后再根据关键词查询
json
GET /blog/_doc/_search
{
"query": {
"query_string": {
"default_field": "title",
"query": "修改"
}
}
}
{
"took": 3,
"timed_out": false,
"_shards": {
"total": 1,
"successful": 1,
"skipped": 0,
"failed": 0
},
"hits": {
"total": {
"value": 1,
"relation": "eq"
},
"max_score": 0.5753642,
"hits": [
{
"_index": "blog",
"_type": "_doc",
"_id": "1",
"_score": 0.5753642,
"_source": {
"id": 10001,
"title": "[修改]中文标题",
"content": "[修改]中文内容"
}
}
]
}
}查看分词器的分词效果
json
GET /_analyze
{
"analyzer": "standard",
"text": "中文内容1"
}
{
"tokens": [
{
"token": "中",
"start_offset": 0,
"end_offset": 1,
"type": "<IDEOGRAPHIC>",
"position": 0
},
{
"token": "文",
"start_offset": 1,
"end_offset": 2,
"type": "<IDEOGRAPHIC>",
"position": 1
},
{
"token": "内",
"start_offset": 2,
"end_offset": 3,
"type": "<IDEOGRAPHIC>",
"position": 2
},
{
"token": "容",
"start_offset": 3,
"end_offset": 4,
"type": "<IDEOGRAPHIC>",
"position": 3
},
{
"token": "1",
"start_offset": 4,
"end_offset": 5,
"type": "<NUM>",
"position": 4
}
]
}查看中文分词器ik的分词效果
json
GET /_analyze
{
"analyzer": "ik_smart",
"text": "我是程序员"
}
{
"tokens": [
{
"token": "我",
"start_offset": 0,
"end_offset": 1,
"type": "CN_CHAR",
"position": 0
},
{
"token": "是",
"start_offset": 1,
"end_offset": 2,
"type": "CN_CHAR",
"position": 1
},
{
"token": "程序员",
"start_offset": 2,
"end_offset": 5,
"type": "CN_WORD",
"position": 2
}
]
}
GET /_analyze
{
"analyzer": "ik_max_word",
"text": "我是程序员"
}
{
"tokens": [
{
"token": "我",
"start_offset": 0,
"end_offset": 1,
"type": "CN_CHAR",
"position": 0
},
{
"token": "是",
"start_offset": 1,
"end_offset": 2,
"type": "CN_CHAR",
"position": 1
},
{
"token": "程序员",
"start_offset": 2,
"end_offset": 5,
"type": "CN_WORD",
"position": 2
},
{
"token": "程序",
"start_offset": 2,
"end_offset": 4,
"type": "CN_WORD",
"position": 3
},
{
"token": "员",
"start_offset": 4,
"end_offset": 5,
"type": "CN_CHAR",
"position": 4
}
]
}