转载自:https://blog.csdn.net/chengyuqiang/column/info/18392,ES版本号6.3.0
创建索引
PUT website
{
"settings": {
"number_of_replicas": 1,
"number_of_shards": 5
},
"mappings": {
"blog":{
"properties": {
"title":{
"type": "text",
"analyzer": "ik_max_word"
},
"author":{
"type": "text"
},
"postdate":{
"type": "date",
"format": "yyyy-MM-dd"
},
"abstract":{
"type": "text",
"analyzer": "ik_max_word"
},
"url":{
"type": "text"
}
}
}
}
}
准备数据
POST /_bulk
{ "index":{ "_index": "website", "_type": "blog", "_id": "1" }}
{ "title": "Ambari源码编译","author":"程裕强","postdate":"2016-12-21","abstract":"CentOS7.x下的Ambari2.4源码编译","url":"http://url.cn/53788351"}
{ "index":{ "_index": "website", "_type": "blog", "_id": "2" }}
{ "title": "watchman源码编译","author":"程裕强","postdate":"2016-12-23","abstract":"CentOS7.x的watchman源码编译","url":"http://url.cn/53844169"}
{ "index":{ "_index": "website", "_type": "blog", "_id": "3" }}
{ "title": "CentOS升级gcc","author":"程裕强","postdate":"2016-12-25","abstract":"CentOS升级gcc","url":"http://url.cn/53868915"}
{ "index":{ "_index": "website", "_type": "blog", "_id": "4" }}
{ "title": "vmware复制虚拟机","author":"程裕强","postdate":"2016-12-29","abstract":"vmware复制虚拟机","url":"http://url.cn/53946664"}
{ "index":{ "_index": "website", "_type": "blog", "_id": "5" }}
{ "title": "libstdc++.so.6","author":"程裕强","postdate":"2016-12-30","abstract":"libstdc++.so.6问题解决","url":"http://url.cn/53946911"}
{ "index":{ "_index": "website", "_type": "blog", "_id": "6" }}
{ "title": "CentOS更换国内yum源","author":"程裕强","postdate":"2016-12-30","abstract":"CentOS更换国内yum源","url":"http://url.cn/53946911"}
{ "index":{ "_index": "website", "_type": "blog", "_id": "7" }}
{ "title": "搭建Ember开发环境","author":"程裕强","postdate":"2016-12-30","abstract":"CentOS下搭建Ember开发环境","url":"http://url.cn/53947507"}
{ "index":{ "_index": "website", "_type": "blog", "_id": "8" }}
{ "title": "es高亮","author":"程裕强","postdate":"2017-01-03","abstract":"Elasticsearch查询关键字高亮","url":"http://url/53991802"}
{ "index":{ "_index": "website", "_type": "blog", "_id": "9" }}
{ "title": "to be or not to be","author":"somebody","postdate":"2018-01-03","abstract":"to be or not to be,that is the question","url":"http://url/63991802"}
term查询
GET website/_search
{
"query": {
"term": {
"title":"vmware"
}
}
}
返回结果
{
"took": 2,
"timed_out": false,
"_shards": {
"total": 5,
"successful": 5,
"skipped": 0,
"failed": 0
},
"hits": {
"total": 1,
"max_score": 0.9227539,
"hits": [
{
"_index": "website",
"_type": "blog",
"_id": "4",
"_score": 0.9227539,
"_source": {
"title": "vmware复制虚拟机",
"author": "程裕强",
"postdate": "2016-12-29",
"abstract": "vmware复制虚拟机",
"url": "http://url.cn/53946664"
}
}
]
}
}
分页查询
GET website/_search
{
"from": 0,
"size": 3,
"query": {
"match_all": {}
}
}
返回
{
"took": 1,
"timed_out": false,
"_shards": {
"total": 5,
"successful": 5,
"skipped": 0,
"failed": 0
},
"hits": {
"total": 9,
"max_score": 1,
"hits": [
{
"_index": "website",
"_type": "blog",
"_id": "5",
"_score": 1,
"_source": {
"title": "libstdc++.so.6",
"author": "程裕强",
"postdate": "2016-12-30",
"abstract": "libstdc++.so.6问题解决",
"url": "http://url.cn/53946911"
}
},
{
"_index": "website",
"_type": "blog",
"_id": "8",
"_score": 1,
"_source": {
"title": "es高亮",
"author": "程裕强",
"postdate": "2017-01-03",
"abstract": "Elasticsearch查询关键字高亮",
"url": "http://url/53991802"
}
},
{
"_index": "website",
"_type": "blog",
"_id": "9",
"_score": 1,
"_source": {
"title": "to be or not to be",
"author": "somebody",
"postdate": "2018-01-03",
"abstract": "to be or not to be,that is the question",
"url": "http://url/63991802"
}
}
]
}
}
过滤字段
GET website/_search
{
"_source": ["title","author"],
"query": {
"term": {
"title": "centos"
}
}
}
返回
{
"took": 3,
"timed_out": false,
"_shards": {
"total": 5,
"successful": 5,
"skipped": 0,
"failed": 0
},
"hits": {
"total": 2,
"max_score": 0.9227539,
"hits": [
{
"_index": "website",
"_type": "blog",
"_id": "6",
"_score": 0.9227539,
"_source": {
"author": "程裕强",
"title": "CentOS更换国内yum源"
}
},
{
"_index": "website",
"_type": "blog",
"_id": "3",
"_score": 0.2876821,
"_source": {
"author": "程裕强",
"title": "CentOS升级gcc"
}
}
]
}
}
显示version
GET website/_search
{
"_source": ["title"],
"version": true,
"query": {
"term": {
"title": "centos"
}
}
}
返回
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{
"took": 4,
"timed_out": false,
"_shards": {
"total": 5,
"successful": 5,
"skipped": 0,
"failed": 0
},
"hits": {
"total": 2,
"max_score": 0.9227539,
"hits": [
{
"_index": "website",
"_type": "blog",
"_id": "6",
"_version": 1,
"_score": 0.9227539,
"_source": {
"title": "CentOS更换国内yum源"
}
},
{
"_index": "website",
"_type": "blog",
"_id": "3",
"_version": 1,
"_score": 0.2876821,
"_source": {
"title": "CentOS升级gcc"
}
}
]
}
}
评分过滤
GET website/_search
{
"min_score":"0.5",
"query": {
"term": {
"title":"centos"
}
}
}
返回
{
"took": 43,
"timed_out": false,
"_shards": {
"total": 5,
"successful": 5,
"skipped": 0,
"failed": 0
},
"hits": {
"total": 1,
"max_score": 0.9227539,
"hits": [
{
"_index": "website",
"_type": "blog",
"_id": "6",
"_score": 0.9227539,
"_source": {
"title": "CentOS更换国内yum源",
"author": "程裕强",
"postdate": "2016-12-30",
"abstract": "CentOS更换国内yum源",
"url": "http://url.cn/53946911"
}
}
]
}
}
高亮关键字
GET website/_search
{
"query": {
"term": {
"title":"centos"
}
},
"highlight": {
"fields": {
"title": {}
}
}
}
返回
{
"took": 124,
"timed_out": false,
"_shards": {
"total": 5,
"successful": 5,
"skipped": 0,
"failed": 0
},
"hits": {
"total": 2,
"max_score": 0.9227539,
"hits": [
{
"_index": "website",
"_type": "blog",
"_id": "6",
"_score": 0.9227539,
"_source": {
"title": "CentOS更换国内yum源",
"author": "程裕强",
"postdate": "2016-12-30",
"abstract": "CentOS更换国内yum源",
"url": "http://url.cn/53946911"
},
"highlight": {
"title": [
"<em>CentOS</em>更换国内yum源"
]
}
},
{
"_index": "website",
"_type": "blog",
"_id": "3",
"_score": 0.2876821,
"_source": {
"title": "CentOS升级gcc",
"author": "程裕强",
"postdate": "2016-12-25",
"abstract": "CentOS升级gcc",
"url": "http://url.cn/53868915"
},
"highlight": {
"title": [
"<em>CentOS</em>升级gcc"
]
}
}
]
}
}