elastcisearch5.1.1使用

---對(duì)應(yīng)關(guān)系

elastcisearch ????????????mysql

index(索引) ???? ????????????數(shù)據(jù)庫(kù)

type(類型) ???????? ????????表

documents(文檔) ????????行

fields???????????????????????????? 列

---RESTful常用接口

GET/POST/PUT/DELETE

=======================

***新建索引

---shards(分片)設(shè)置后不能修改,replicas(副本)

put my-index

{"setting":{"index":{"number_of_shards":5,"number_of_replicas":1}}}

--- index/type/id創(chuàng)建方式

put my-index/test/1

{"name":"demo"}

***獲取setting

get my-index/_setting

get .kibana,my-index/_setting

get _all/_setting

get _setting

***更新

---覆蓋式

PUT my-index/test/1

{"name":"demo","age":"18"}

---字段式

GET my-index/test/1/_update

{"doc":{"phone":"90980"}}

***獲取索引

---GET or POST

GET _all

GET my-index

GET my-index/test/1

---獲取某個(gè)字段

GET my-index/test/1?_source=name,age

GET my-index/test/1?_source=name

GET my-index/test/1?_source

***刪除

---id

DELETE my-index/test/1

---index

DELETE my-index

***批量操作

---_mget

GET _mget

{"docs":[{"_index":"my-index","_type":"test","_id":1},{"_index":"my-index","_type":"test2","_id":1}]}

GET my-index/_mget

{"docs":[{"_type":"test","_id":1},{"_type":"test2","_id":1}]}

GET my-index/test/_mget

{"docs":[{"_id":1},{"_id":1}]}

GET my-index/test/_mget

{"ids":[1,2]}

---bulk

POST _bulk

{"index":{"_index":"my-index", "_type":"test", "_id":1}}

{"name":"demo", "age":"18"}

{"index":{"_index":"my-index", "_type":"test", "_id":2}}

{"name":"demo2", "age":"19"}

{"delete":{"_index":"my-index", "_type":"test", "_id":1}}

{"update":{"_index":"my-index", "_type":"test", "_id":2}}

{"doc":{"phone":"12580"}}

{"create":{"_index":"my-index", "_type":"test", "_id":3}}

{"name":"demo3", "age":"18"}

***映射

---內(nèi)置類型

string類型、數(shù)字類型、日期類型、bool類型、binary類型、復(fù)制類型、geo類型、專業(yè)類型

---

store(all)、index(string)、null_value(all)、analyzer(all)、include_in_all(all)、format(date)

---新建映射

PUT my-index

{"mappings":{"test":{"properties":{

"name":{"store":true,"type":"text","analyzer":"ik_max_word"},

"age":{"type":"integer"},"phone":{"store":true,"type":"keyword"},

"birth":{"type":"date","format":"yyyy-MM-dd"},

"addr":{"properties":{"province":{"type":"text"},"city":{"type":"text"}}}

}}}}

---獲取映射

GET my-index/_mapping/test

GET _all/_mapping/test

***查詢

---基本查詢、組合查詢、過濾

---match:會(huì)分詞

GET my-index/test/_search

{"query":{"match":{"name":"demo"}}}

---term:不會(huì)分詞

GET my-index/_search

{"query":{"term":{"name":"demo"}}}

---terms:

GET my-index/_search

{"query":{"terms:{"name":["demo","demo2"]}}}

---控制返回?cái)?shù)量:from(從第幾個(gè)開始),size(取多少條數(shù)據(jù))

GET my-index/test/_search

{"query":{"match":{"name":"demo"}},"from":1,"size":2}

---match_all

GET my-index/test/_search

{"query":{"match_all":{}}}

---match_phrase(短語(yǔ)查詢):demo拆分后若為demo和名,則需要滿足demo與名都存在則返回,slop是拆詞后最小距離

GET my-index/test/_search

{"query":{"match_phrase":{"name":{"query":"demo名","slop":6}}}}

---multi_match(多字段查詢):

GET my-index/test/_search

{"query":{"multi_match":{"query":"demo","fields":["name","addr"]}}}

---指定返回字段:

GET my-index/_search

{"stored_fields":["name","age"],"query":{"match":{"name":"demo"}}}

---排序asc(升序)/desc(降序)

GET my-index/_search

{"sort":[{"age":{"order":"asc"}}],"query":{"match":{"name":"demo"}}}

---范圍查詢(range):gte(>=)/gt(>)lte(<=),boost權(quán)重

GET my-index/_search

{"query":{"range":{"age":{"gte":18,"lte":30,"boost":2.0}}}}

GET my-index/_search

{"query":{"range":{"birth":{"gte":"208-1-1","lte":"now","boost":2.0}}}}

---wildcard查詢:模糊

GET my-index/_search

{"query":{"wildcard":{"name":{"value":"demo*","boost":2.0}}}}

---組合查詢

---bool查詢:filtered已被bool替換,must/should/must_not/filter

---fliter:過濾,must:所有必須滿足,should:至少滿足一個(gè),must_not:一個(gè)都不滿足

---fliter:

=查詢年齡為20

GET my-index/_search

{"query":{"bool":{"must":{"match_all":{}},"filter":{"term":{"age":20}}}}}

=查詢年齡為10與20

GET my-index/_search

{"query":{"bool":{"must":{"match_all":{}},"filter":{"terms":{"age":[18,20]}}}}}

---查看分析器結(jié)果

GET _analyze

{"analyzer": "ik_max_word","text": "demo12中文"}

=查詢姓名為demo或者聯(lián)系方式為12580,排除年齡為20

GET my-index/_search

{"query":{"bool":{"should":{{"term":{"name":"demo"}},{"term":{"phone":"12580"}}},"must_not":{{"term":{"age":20}}}}}}

===查詢name=demo 或者 (age=20并且phone=12580)

GET my-index/_search

{"query":{"bool":{"should":[{"term":{"name":"demo"}},{

"bool":{"must":[{"term":{"age":20}},{"term":{"phone":"12580"}}]}}]}}}

===查詢不為null

GET my-index/_search

{"query":{"bool":{"filter":{"exists"{"field":"addr"}}}}}

ok,接下來可以結(jié)合語(yǔ)言使用了??梢圆榭?a target="_blank" rel="nofollow">官方文檔,但是要對(duì)應(yīng)版本。

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