es中ik分词器的安装(win系统下)

在浏览器输入https://github.com/medcl/elasticsearch-analysis-ik/releases，然后选择和你一样版本的ik。点击下载。

在es安装目录下的plugins新建文件夹ik，然后将下载好的文件解压到此目录中。

重启es服务。

使用postman测试。其中weather替换成自己已经存在的索引即可。

ik_max_word与ik_smart的区别：

 ik_max_word会将文本做最细粒度的拆分。

ik_smart 会做最粗粒度的拆分。

用postman测试：

{
    "tokens": [
        {
            "token": "中华人民共和国",
            "start_offset": 0,
            "end_offset": 7,
            "type": "CN_WORD",
            "position": 0
        },
        {
            "token": "中华人民",
            "start_offset": 0,
            "end_offset": 4,
            "type": "CN_WORD",
            "position": 1
        },
        {
            "token": "中华",
            "start_offset": 0,
            "end_offset": 2,
            "type": "CN_WORD",
            "position": 2
        },
        {
            "token": "华人",
            "start_offset": 1,
            "end_offset": 3,
            "type": "CN_WORD",
            "position": 3
        },
        {
            "token": "人民共和国",
            "start_offset": 2,
            "end_offset": 7,
            "type": "CN_WORD",
            "position": 4
        },
        {
            "token": "人民",
            "start_offset": 2,
            "end_offset": 4,
            "type": "CN_WORD",
            "position": 5
        },
        {
            "token": "共和国",
            "start_offset": 4,
            "end_offset": 7,
            "type": "CN_WORD",
            "position": 6
        },
        {
            "token": "共和",
            "start_offset": 4,
            "end_offset": 6,
            "type": "CN_WORD",
            "position": 7
        },
        {
            "token": "国人",
            "start_offset": 6,
            "end_offset": 8,
            "type": "CN_WORD",
            "position": 8
        },
        {
            "token": "人民大会堂",
            "start_offset": 7,
            "end_offset": 12,
            "type": "CN_WORD",
            "position": 9
        },
        {
            "token": "人民大会",
            "start_offset": 7,
            "end_offset": 11,
            "type": "CN_WORD",
            "position": 10
        },
        {
            "token": "人民",
            "start_offset": 7,
            "end_offset": 9,
            "type": "CN_WORD",
            "position": 11
        },
        {
            "token": "大会堂",
            "start_offset": 9,
            "end_offset": 12,
            "type": "CN_WORD",
            "position": 12
        },
        {
            "token": "大会",
            "start_offset": 9,
            "end_offset": 11,
            "type": "CN_WORD",
            "position": 13
        },
        {
            "token": "会堂",
            "start_offset": 10,
            "end_offset": 12,
            "type": "CN_WORD",
            "position": 14
        }
    ]
}