ElasticSearch学习笔记——ik分词添加词库

前置条件是安装ik分词，请参考

Elasticsearch学习笔记——分词

1.在ik分词的config下添加词库文件

?

1 2	~/software/apache/elasticsearch-6.2.4/config/analysis-ik$ ls | grep mydic.dic mydic.dic

内容为

?

1

我给祖国献石油

2.配置词库路径，编辑IKAnalyzer.cfg.xml配置文件，添加新增的词库

3.重启es

4.测试

data.json

?

1 2 3 4

{         "analyzer":"ik_max_word",         "text": "我给祖国献石油" }

添加之后的ik分词结果

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

curl -H 'Content-Type: application/json' http://localhost:9200/_analyze?pretty=true -d@data.json {   "tokens" : [     {       "token" : "我",       "start_offset" : 0,       "end_offset" : 1,       "type" : "CN_CHAR",       "position" : 0     },     {       "token" : "给",       "start_offset" : 1,       "end_offset" : 2,       "type" : "CN_CHAR",       "position" : 1     },     {       "token" : "祖国",       "start_offset" : 2,       "end_offset" : 4,       "type" : "CN_WORD",       "position" : 2     },     {       "token" : "献",       "start_offset" : 4,       "end_offset" : 5,       "type" : "CN_CHAR",       "position" : 3     },     {       "token" : "石油",       "start_offset" : 5,       "end_offset" : 7,       "type" : "CN_WORD",       "position" : 4     }   ] }

添加之后的ik分词结果，分词结果的tokens中增加了 "我给祖国献石油"

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33

curl -H 'Content-Type: application/json' http://localhost:9200/_analyze?pretty=true -d@data.json {   "tokens" : [     {       "token" : "我给祖国献石油",       "start_offset" : 0,       "end_offset" : 7,       "type" : "CN_WORD",       "position" : 0     },     {       "token" : "祖国",       "start_offset" : 2,       "end_offset" : 4,       "type" : "CN_WORD",       "position" : 1     },     {       "token" : "献",       "start_offset" : 4,       "end_offset" : 5,       "type" : "CN_CHAR",       "position" : 2     },     {       "token" : "石油",       "start_offset" : 5,       "end_offset" : 7,       "type" : "CN_WORD",       "position" : 3     }   ] }