es基本语法
put /索引/类型
put /索引/类型/1
{
json串
}
POST /索引/类型/1/_update
{
“doc”：{
列名：值//进准修改其中某个列
}
}
DELETE /索引
POST /_bulk ---批量操作增删改
--必须写在同一行
{“create”：{“_index”:索引，“_type”：类型，“_id”：编号}}
{json串}
{“update”：{“index”：索引，“_type”：类型，“_id”：编号}}
“doc”：{json串}
{“delete”：{“index”：索引，“_type”：类型，“_id”：编号}}
GET /索引/类型/_search 查询所有
GET /索引/类型/_search
{“query”：{“match_all”：{}}}
GET /索引/类型/1？_source=字段列表
GET /索引/类型/_search
{“query”：{
“match”:{json串}
}
}
修改单个数据content：
PUT abc/article/1
{
"content":"content" #修改
}
GET _analyze
{
"analyzer": "whitespace", #按空格分
"text": ["我 是 huijia回家","要回家 啊 "]
}
#更新
POST abc/article/_bulk
{
"updata":{
"_index":"abc",
"_type":"article",
"_id":"1",
"doc":{
"id":"2",
"title":"biaot标题2",
"context":"context"
}
}
}
添加信息：
1
PUT _bulk
{"create":{"_index":"abc","_type":"article","_id":"1"}} #不能空格回车分开
{"id":"1","name":"sam","age":"18"}
2
PUT /abc/article/1
{"id": 1, "studentNo": "TH-CHEM-2016-C001", "name":"Jonh Smith", "major":"Chemistry", "gpa": 4.8,"yearOfBorn": 2000, "classOf": 2016, "interest":"soccer, basketball, badminton, chess"}
GET def/stu/_search
#查询所有数据
添加多条信息语句
**#添加多条信息语句**
POST _bulk
{"create":{"_index":"def","_type":"stu","_id":"2"}} #每条都要加 添加信息
{"id": 2, "studentNo": "TH-CHEM-2016-C001", "name":"Jonh Smith", "major":"Chemistry", "gpa": 4.8,"yearOfBorn": 2000, "classOf": 2016, "interest":"soccer, basketball, badminton, chess"}
{"create":{"_index":"def","_type":"stu","_id":"3"}}
{"id": 3, "studentNo": "TH-PHY-2018-C001", "name": "Isaac Newton","major":"Physics", "gpa": 3.6, "yearOfBorn": 2001, "classOf": 2018,"interest": "novel, soccer, cooking"}
{"create":{"_index":"def","_type":"stu","_id":"4"}}
{"id": 4, "studentNo": "BU-POLI-2016-C001", "name": "John Kennedy","major":"Politics", "gpa": 4.2, "yearOfBorn": 2000, "classOf": 2016,"interest": "talking, dating, boxing, shooting, chess"}
{"create":{"_index":"def","_type":"stu","_id":"5"}}
{"id": 5, "studentNo": "BU-POLI-2015-C001", "name": "John Kerry","major":"Politics", "gpa": 4.1, "yearOfBorn": 1999, "classOf": 2015,"interest": "money, basketball"}
{"create":{"_index":"def","_type":"stu","_id":"6"}}
{"id": 6, "studentNo": "BU-ARTS-2016-C002", "name": "Da Vinci","major":"Arts", "gpa": 4.8, "yearOfBorn": 1995, "classOf":2016,"interest": "drawing, music, wine"}
PUT demo.1234
{
"settings": {
"index":{
"number_of_shards":3, #number_of_replicas 是数据备份数，如果只有一台机器，设置为0
"number_of_replicas":2 #是数据分片数，默认为5，有时候设置为3
}
}
}
DELETE demo.1234 #删除节点
GET _analyze
{
"analyzer": "standard",
"text": ["Tom lives in Guangzhou,I live in Guangzhou too.","He once lived in Shanghai."]
}
按照classOf 降序查询（desc）
GET def/stu/_search?sort=classOf:desc
分页查询
GET def/stu/_search?scroll=3m
{
"query": {
"match_all": {}
}
,"size": 3 #三条数据
,"from": 0 #从第0开始
}
GET _search/scroll
{
"scroll_id":"DnF1ZXJ5VGhlbkZldGNoBQAAAAAAAABZFnpSdVVuQ0drVEstcENZcGtmYnNDMlEAAAAAAAAASRZxcUFOMWxxV1JrZTFtdGJBWXpzcExnAAAAAAAAAEsWWlZJbUFZZlRRWnVVQm5uVE5VMnFzZwAAAAAAAABYFnpSdVVuQ0drVEstcENZcGtmYnNDMlEAAAAAAAAAShZxcUFOMWxxV1JrZTFtdGJBWXpzcExn",
"scroll":"3m"
}
按姓名查询
GET def/stu/_search
{
"query": {
"match": {
"name":"Da Vinci"
}
}
}
查询所有
GET def/stu/_search
{
"query": {
"match_all": {}
}
}
短句查询
GET def/stu/_search
{
"query": {
"match_phrase": {
"interest": "music"
}
}
}
模糊查询
GET def/stu/_search
{
"query": {
"multi_match": {
"query": "Da Vinci like music",
"fields": ["name", "interest"]
}
}
}
GET def/stu/_search
{"query": {
"term": {
"name": "da"
}
}
}
按照范围查询
#现在都是包含两边，不加 gt的 e 不包含
GET def/stu/_search
{"query": {
"range": {
"gpa": {
"gte": 4.1,
"lte": 4.8
}
}
}
}
查询多条条件
GET /def/stu/_search
{"query": {
"bool": {
"must": [
{"match_phrase": {
"name": "Da"
}
}
, {"match": {
"yearOfBorn": "1995"
}}
]
,
"must_not": [
{"match": {
"id": "5"
}}
]
,
"should": [
{"match_phrase_prefix": {
"interest": "music"
}}
]
,"minimum_should_match": 1 # 为至少满足should的 1 条
}
}
}
待补。。。。