elasticsearch全文搜索

1、创建索引

PUT 192.168.100.102:9200/news

2、创建mapping

POST 192.168.100.102:9200/news/new/_mapping

{

"new":

{

"properties":

{

"title":

{

"type": "text",

"fields": {

"keyword":

{

"type": "keyword",

"ignore_above": 256

}

}

},

"content":

{

"type": "text",

"analyzer": "ik_max_word",

"search_analyzer": "ik_max_word"

}

}

}

}

有两个字段：title和content

3、插入数据

PUT 192.168.100.102:9200/news/new/1

{

"title":"印度将因4大矛盾惨败中国 1项曾使印度国母被杀",

"content":"一大堆最近中国和阿三闹矛盾词语，此处省略N字。。。"

}

PUT 192.168.100.102:9200/news/new/2

{

"title":"印度不要敬酒不吃吃罚酒满嘴跑火车 想想1962年",

"content":"一大堆最近中国和阿三闹矛盾词语，此处省略N字。。。"
}

PUT 192.168.100.102:9200/news/new/3

{

"title":"莫迪就中印对峙发声：靠“亚洲古老传统”解决问题",

"content":"一大堆最近中国和阿三闹矛盾词语，此处省略N字。。。"
}

4、全文检索+高亮显示

全文检索：

POST 192.168.100.102:9200/news/new/_search

{

"query" :

{

"match" :

{

"content" : "中国 印度 "

}

}

}

高亮显示

POST 192.168.100.102:9200/news/new/_search

{

"query" :

{

"match" :

{

"content" : "中国 印度 "

}

}

,

"highlight":

{

"pre_tags" : ["<tag1>", "<tag2>"],

"post_tags" : ["</tag1>", "</tag2>"],

"fields" : {

"content" : {}

}

}

}