PUT logs/_doc/1
{"level":"DEBUG"}
GET /logs/_mapping
POST _analyze
{
"tokenizer":"keyword",
"char_filter":["html_strip"],
"text": "<b>hello world</b>"
}
POST _analyze
{
"tokenizer":"path_hierarchy",
"text":"/user/ymruan/a/b/c/d/e"
}
#使用char filter进行替换
POST _analyze
{
"tokenizer": "standard",
"char_filter": [
{
"type" : "mapping",
"mappings" : [ "- => _"]
}
],
"text": "123-456, I-test! test-990 650-555-1234"
}
//char filter 替换表情符号
POST _analyze
{
"tokenizer": "standard",
"char_filter": [
{
"type" : "mapping",
"mappings" : [ ":) => happy", ":( => sad"]
}
],
"text": ["I am felling :)", "Feeling :( today"]
}
// white space and snowball
GET _analyze
{
"tokenizer": "whitespace",
"filter": ["stop","snowball"],
"text": ["The gilrs in China are playing this game!"]
}
// whitespace与stop
GET _analyze
{
"tokenizer": "whitespace",
"filter": ["stop","snowball"],
"text": ["The rain in Spain falls mainly on the plain."]
}
//remove 加入lowercase后，The被当成 stopword删除
GET _analyze
{
"tokenizer": "whitespace",
"filter": ["lowercase","stop","snowball"],
"text": ["The gilrs in China are playing this game!"]
}
//正则表达式
GET _analyze
{
"tokenizer": "standard",
"char_filter": [
{
"type" : "pattern_replace",
"pattern" : "http://(.*)",
"replacement" : "$1"
}
],
"text" : "http://www.elastic.co"
}
