Elasticsearch
RequestBody与QueryDSL
Request Body Search
- 将查询语句通过HTTP Requedt Body发送给Elasticsearch
- Query DSL

分页
- From从0开始,默认返回10个结果
- 获取靠后的翻页成本较高

排序

source filtering

脚本字段

使用查询表达式- Match

短语搜索- Match Phrase

API
POST /movies,404_idx/_search?ignore_unavailable=true
{
"profile": true,
"query": {
"match_all": {}
}
}
POST /kibana_sample_data_ecommerce/_search
{
"from":10,
"size":20,
"query":{
"match_all": {}
}
}
POST kibana_sample_data_ecommerce/_search
{
"sort":[{"order_date":"desc"}],
"query":{
"match_all": {}
}
}
POST kibana_sample_data_ecommerce/_search
{
"_source":["order_date"],
"query":{
"match_all": {}
}
}
GET kibana_sample_data_ecommerce/_search
{
"script_fields": {
"new_field": {
"script": {
"lang": "painless",
"source": "doc['order_date'].value+'hello'"
}
}
},
"query": {
"match_all": {}
}
}
POST movies/_search
{
"query": {
"match": {
"title": "last christmas"
}
}
}
POST movies/_search
{
"query": {
"match": {
"title": {
"query": "last christmas",
"operator": "and"
}
}
}
}
POST movies/_search
{
"query": {
"match_phrase": {
"title":{
"query": "one love"
}
}
}
}
POST movies/_search
{
"query": {
"match_phrase": {
"title":{
"query": "one love",
"slop": 1
}
}
}
}
Query String & Simple Query String查询
Query String Query

Simple Query String Query
- 类似Query String,但是会忽略错误的语法,同时只支持部分查询语法
- 不支持AND OR NOT,会当作字符串处理
- Term之间默认的关系是OR,可以指定Operator
- 支持部分逻辑
API
PUT /users/_doc/1
{
"name":"Ruan Yiming",
"about":"java, golang, node, swift, elasticsearch"
}
PUT /users/_doc/2
{
"name":"Li Yiming",
"about":"Hadoop"
}
POST users/_search
{
"query": {
"query_string": {
"default_field": "name",
"query": "Ruan AND Yiming"
}
}
}
POST users/_search
{
"query": {
"query_string": {
"fields":["name","about"],
"query": "(Ruan AND Yiming) OR (Java AND Elasticsearch)"
}
}
}
POST users/_search
{
"query": {
"simple_query_string": {
"query": "Ruan AND Yiming",
"fields": ["name"]
}
}
}
POST users/_search
{
"query": {
"simple_query_string": {
"query": "Ruan Yiming",
"fields": ["name"],
"default_operator": "AND"
}
}
}
GET /movies/_search
{
"profile": true,
"query":{
"query_string":{
"default_field": "title",
"query": "Beafiful AND Mind"
}
}
}
GET /movies/_search
{
"profile": true,
"query":{
"query_string":{
"fields":[
"title",
"year"
],
"query": "2012"
}
}
}
GET /movies/_search
{
"profile":true,
"query":{
"simple_query_string":{
"query":"Beautiful +mind",
"fields":["title"]
}
}
}