es 分词器介绍
按照单词切分，不做处理
GET _analyze
{
"analyzer": "standard",
"text": "2 running Quick brawn-foxes leap over lazy dogs in the summer evening."
} {
"tokens" : [
{
"token" : "2",
"start_offset" : 0,分词
"end_offset" : 1,
"type" : "<NUM>",
"position" : 0
},
{
"token" : "running",
"start_offset" : 2,
"end_offset" : 9,
"type" : "<ALPHANUM>",
"position" : 1
},
{
"token" : "quick",
"start_offset" : 10,
"end_offset" : 15,
"type" : "<ALPHANUM>",
"position" : 2
},
{
"token" : "brawn",
"start_offset" : 16,
"end_offset" : 21,
"type" : "<ALPHANUM>",
"position" : 3
},
{
"token" : "foxes",
"start_offset" : 22,
"end_offset" : 27,
"type" : "<ALPHANUM>",
"position" : 4
},
{
"token" : "leap",
"start_offset" : 28,
"end_offset" : 32,
"type" : "<ALPHANUM>",
"position" : 5
},
{
"token" : "over",
"start_offset" : 33,
"end_offset" : 37,
"type" : "<ALPHANUM>",
"position" : 6
},
{
"token" : "lazy",
"start_offset" : 38,
"end_offset" : 42,
"type" : "<ALPHANUM>",
"position" : 7
},
{
"token" : "dogs",
"start_offset" : 43,
"end_offset" : 47,
"type" : "<ALPHANUM>",
"position" : 8
},
{
"token" : "in",
"start_offset" : 48,
"end_offset" : 50,
"type" : "<ALPHANUM>",
"position" : 9
},
{
"token" : "the",
"start_offset" : 51,
"end_offset" : 54,
"type" : "<ALPHANUM>",
"position" : 10
},
{
"token" : "summer",
"start_offset" : 55,
"end_offset" : 61,
"type" : "<ALPHANUM>",
"position" : 11
},
{
"token" : "evening",
"start_offset" : 62,
"end_offset" : 69,
"type" : "<ALPHANUM>",
"position" : 12
}
]
}
按照非字母的字符切分
GET _analyze
{
"analyzer": "simple",
"text": "2 running Quick brawn-foxes leap over lazy dogs in the summer evening."
} {
"tokens" : [
{
"token" : "running",
"start_offset" : 2,
"end_offset" : 9,
"type" : "word",
"position" : 0
},
{
"token" : "quick",
"start_offset" : 10,
"end_offset" : 15,
"type" : "word",
"position" : 1
},
{
"token" : "brawn",
"start_offset" : 16,
"end_offset" : 21,
"type" : "word",
"position" : 2
},
{
"token" : "foxes",
"start_offset" : 22,
"end_offset" : 27,
"type" : "word",
"position" : 3
},
{
"token" : "leap",
"start_offset" : 28,
"end_offset" : 32,
"type" : "word",
"position" : 4
},
{
"token" : "over",
"start_offset" : 33,
"end_offset" : 37,
"type" : "word",
"position" : 5
},
{
"token" : "lazy",
"start_offset" : 38,
"end_offset" : 42,
"type" : "word",
"position" : 6
},
{
"token" : "dogs",
"start_offset" : 43,
"end_offset" : 47,
"type" : "word",
"position" : 7
},
{
"token" : "in",
"start_offset" : 48,
"end_offset" : 50,
"type" : "word",
"position" : 8
},
{
"token" : "the",
"start_offset" : 51,
"end_offset" : 54,
"type" : "word",
"position" : 9
},
{
"token" : "summer",
"start_offset" : 55,
"end_offset" : 61,
"type" : "word",
"position" : 10
},
{
"token" : "evening",
"start_offset" : 62,
"end_offset" : 69,
"type" : "word",
"position" : 11
}
]
}
按照空格切分不做任何处理
GET _analyze
{
"analyzer": "whitespace",
"text": "2 running Quick brawn-foxes leap over lazy dogs in the summer evening."
} {
"tokens" : [
{
"token" : "2",
"start_offset" : 0,
"end_offset" : 1,
"type" : "word",
"position" : 0
},
{
"token" : "running",
"start_offset" : 2,
"end_offset" : 9,
"type" : "word",
"position" : 1
},
{
"token" : "Quick",
"start_offset" : 10,
"end_offset" : 15,
"type" : "word",
"position" : 2
},
{
"token" : "brawn-foxes",
"start_offset" : 16,
"end_offset" : 27,
"type" : "word",
"position" : 3
},
{
"token" : "leap",
"start_offset" : 28,
"end_offset" : 32,
"type" : "word",
"position" : 4
},
{
"token" : "over",
"start_offset" : 33,
"end_offset" : 37,
"type" : "word",
"position" : 5
},
{
"token" : "lazy",
"start_offset" : 38,
"end_offset" : 42,
"type" : "word",
"position" : 6
},
{
"token" : "dogs",
"start_offset" : 43,
"end_offset" : 47,
"type" : "word",
"position" : 7
},
{
"token" : "in",
"start_offset" : 48,
"end_offset" : 50,
"type" : "word",
"position" : 8
},
{
"token" : "the",
"start_offset" : 51,
"end_offset" : 54,
"type" : "word",
"position" : 9
},
{
"token" : "summer",
"start_offset" : 55,
"end_offset" : 61,
"type" : "word",
"position" : 10
},
{
"token" : "evening.",
"start_offset" : 62,
"end_offset" : 70,
"type" : "word",
"position" : 11
}
]
}
按词切分去掉修饰词
GET _analyze
{
"analyzer": "stop",
"text": "2 running Quick brawn-foxes leap over lazy dogs in the summer evening."
} {
"tokens" : [
{
"token" : "running",
"start_offset" : 2,
"end_offset" : 9,
"type" : "word",
"position" : 0
},
{
"token" : "quick",
"start_offset" : 10,
"end_offset" : 15,
"type" : "word",
"position" : 1
},
{
"token" : "brawn",
"start_offset" : 16,
"end_offset" : 21,
"type" : "word",
"position" : 2
},
{
"token" : "foxes",
"start_offset" : 22,
"end_offset" : 27,
"type" : "word",
"position" : 3
},
{
"token" : "leap",
"start_offset" : 28,
"end_offset" : 32,
"type" : "word",
"position" : 4
},
{
"token" : "over",
"start_offset" : 33,
"end_offset" : 37,
"type" : "word",
"position" : 5
},
{
"token" : "lazy",
"start_offset" : 38,
"end_offset" : 42,
"type" : "word",
"position" : 6
},
{
"token" : "dogs",
"start_offset" : 43,
"end_offset" : 47,
"type" : "word",
"position" : 7
},
{
"token" : "summer",
"start_offset" : 55,
"end_offset" : 61,
"type" : "word",
"position" : 10
},
{
"token" : "evening",
"start_offset" : 62,
"end_offset" : 69,
"type" : "word",
"position" : 11
}
]
}
不进行切分直接输出
GET _analyze
{
"analyzer": "keyword",
"text": "2 running Quick brawn-foxes leap over lazy dogs in the summer evening."
} {
"tokens" : [
{
"token" : "2 running Quick brawn-foxes leap over lazy dogs in the summer evening.",
"start_offset" : 0,
"end_offset" : 70,
"type" : "word",
"position" : 0
}
]
}
通过正则表达式方式进行切割，默认非字符的方式切割
GET _analyze
{
"analyzer": "pattern",
"text": "2 running Quick brawn-foxes leap over lazy dogs in the summer evening."
} {
"tokens" : [
{
"token" : "2",
"start_offset" : 0,
"end_offset" : 1,
"type" : "word",
"position" : 0
},
{
"token" : "running",
"start_offset" : 2,
"end_offset" : 9,
"type" : "word",
"position" : 1
},
{
"token" : "quick",
"start_offset" : 10,
"end_offset" : 15,
"type" : "word",
"position" : 2
},
{
"token" : "brawn",
"start_offset" : 16,
"end_offset" : 21,
"type" : "word",
"position" : 3
},
{
"token" : "foxes",
"start_offset" : 22,
"end_offset" : 27,
"type" : "word",
"position" : 4
},
{
"token" : "leap",
"start_offset" : 28,
"end_offset" : 32,
"type" : "word",
"position" : 5
},
{
"token" : "over",
"start_offset" : 33,
"end_offset" : 37,
"type" : "word",
"position" : 6
},
{
"token" : "lazy",
"start_offset" : 38,
"end_offset" : 42,
"type" : "word",
"position" : 7
},
{
"token" : "dogs",
"start_offset" : 43,
"end_offset" : 47,
"type" : "word",
"position" : 8
},
{
"token" : "in",
"start_offset" : 48,
"end_offset" : 50,
"type" : "word",
"position" : 9
},
{
"token" : "the",
"start_offset" : 51,
"end_offset" : 54,
"type" : "word",
"position" : 10
},
{
"token" : "summer",
"start_offset" : 55,
"end_offset" : 61,
"type" : "word",
"position" : 11
},
{
"token" : "evening",
"start_offset" : 62,
"end_offset" : 69,
"type" : "word",
"position" : 12
}
]
}
英语分词器
GET _analyze
{
"analyzer": "english",
"text": "2 running Quick brawn-foxes leap over lazy dogs in the summer evening."
} {
"tokens" : [
{
"token" : "2",
"start_offset" : 0,
"end_offset" : 1,
"type" : "<NUM>",
"position" : 0
},
{
"token" : "run",
"start_offset" : 2,
"end_offset" : 9,
"type" : "<ALPHANUM>",
"position" : 1
},
{
"token" : "quick",
"start_offset" : 10,
"end_offset" : 15,
"type" : "<ALPHANUM>",
"position" : 2
},
{
"token" : "brawn",
"start_offset" : 16,
"end_offset" : 21,
"type" : "<ALPHANUM>",
"position" : 3
},
{
"token" : "fox",
"start_offset" : 22,
"end_offset" : 27,
"type" : "<ALPHANUM>",
"position" : 4
},
{
"token" : "leap",
"start_offset" : 28,
"end_offset" : 32,
"type" : "<ALPHANUM>",
"position" : 5
},
{
"token" : "over",
"start_offset" : 33,
"end_offset" : 37,
"type" : "<ALPHANUM>",
"position" : 6
},
{
"token" : "lazi",
"start_offset" : 38,
"end_offset" : 42,
"type" : "<ALPHANUM>",
"position" : 7
},
{
"token" : "dog",
"start_offset" : 43,
"end_offset" : 47,
"type" : "<ALPHANUM>",
"position" : 8
},
{
"token" : "summer",
"start_offset" : 55,
"end_offset" : 61,
"type" : "<ALPHANUM>",
"position" : 11
},
{
"token" : "even",
"start_offset" : 62,
"end_offset" : 69,
"type" : "<ALPHANUM>",
"position" : 12
}
]
}
中文分词器，一个字符一个字符切分
POST _analyze
{
"analyzer": "standard",
"text": "他说的确实在理"
} {
"tokens" : [
{
"token" : "他",
"start_offset" : 0,
"end_offset" : 1,
"type" : "<IDEOGRAPHIC>",
"position" : 0
},
{
"token" : "说",
"start_offset" : 1,
"end_offset" : 2,
"type" : "<IDEOGRAPHIC>",
"position" : 1
},
{
"token" : "的",
"start_offset" : 2,
"end_offset" : 3,
"type" : "<IDEOGRAPHIC>",
"position" : 2
},
{
"token" : "确",
"start_offset" : 3,
"end_offset" : 4,
"type" : "<IDEOGRAPHIC>",
"position" : 3
},
{
"token" : "实",
"start_offset" : 4,
"end_offset" : 5,
"type" : "<IDEOGRAPHIC>",
"position" : 4
},
{
"token" : "在",
"start_offset" : 5,
"end_offset" : 6,
"type" : "<IDEOGRAPHIC>",
"position" : 5
},
{
"token" : "理",
"start_offset" : 6,
"end_offset" : 7,
"type" : "<IDEOGRAPHIC>",
"position" : 6
}
]
}
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