elasticsearch mapping
//设置索引库的mapping
curl -XPUT localhost:
9200
/local -d '{
"settings"
: {
"analysis"
: {
"analyzer"
: {
"stem"
: {
"tokenizer"
:
"standard"
,
"filter"
: [
"standard"
,
"lowercase"
,
"stop"
,
"porter_stem"
]
}
}
}
},
"mappings"
: {
"article"
: {
"dynamic"
:
true
,
"properties"
: {
"title"
: {
"type"
:
"string"
,
"analyzer"
:
"stem"
}
}
}
}
}'
# Sample Analysis
curl -XGET localhost:
9200
/local/_analyze?analyzer=stem -d
'{Fight for your life}'
curl -XGET localhost:
9200
/local/_analyze?analyzer=stem -d
'{Bruno fights Tyson tomorrow}'
# Index Data
curl -XPUT localhost:
9200
/local/article/
1
-d
'{"title": "Fight for your life"}'
curl -XPUT localhost:
9200
/local/article/
2
-d
'{"title": "Fighting for your life"}'
curl -XPUT localhost:
9200
/local/article/
3
-d
'{"title": "My dad fought a dog"}'
curl -XPUT localhost:
9200
/local/article/
4
-d
'{"title": "Bruno fights Tyson tomorrow"}'
# search on the title field, which is stemmed on index and search
curl -XGET localhost:
9200
/local/_search?q=title:fight
# searching on _all will not
do
anystemming, unless also configured on the mapping to be stemmed...
curl -XGET localhost:
9200
/local/_search?q=fight
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curl -XPUT http:
//localhost:9200/test_index/ -d '
{
"index"
: {
"analysis"
: {
"analyzer"
: {
"index_analyzer"
: {
"tokenizer"
:
"nGram"
,
"filter"
: [
"lowercase"
,
"snowball"
]
},
"search_analyzer"
: {
"tokenizer"
:
"nGram"
,
"filter"
: [
"lowercase"
,
"snowball"
]
}
},
"filter"
: {
"snowball"
: {
"type"
:
"snowball"
,
"language"
:
"English"
}
}
}
}
}'
curl -XPUT
'http://localhost:9200/test_index/item/_mapping'
-d '
{
"item"
: {
"properties"
: {
"title"
: {
"type"
:
"string"
,
"boost"
:
2.0
,
"index"
:
"analyzed"
,
"store"
:
"yes"
,
"term_vector"
:
"with_positions_offsets"
},
"description"
: {
"type"
:
"string"
,
"boost"
:
1.0
,
"index"
:
"analyzed"
,
"store"
:
"yes"
,
"term_vector"
:
"with_positions_offsets"
},
"link"
: {
"type"
:
"string"
}
}
}
}'
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# curl -XDELETE http:
//localhost:9200/test-index
#
"analyzer"
.
"default"
=>
default
name
for
index and search
#
"tokenizer"
:
"standard"
=> splits words at punctuation characters
# http:
//www.elasticsearch.org/guide/reference/index-modules/analysis/
curl -XPUT http:
//localhost:9200/test-index/ -d '
{
"index"
: {
"analysis"
: {
"analyzer"
: {
"default"
: {
"tokenizer"
:
"standard"
,
"filter"
: [
"lowercase"
,
"snowball"
]
}
}
}
}
}'
# http:
//www.elasticsearch.org/guide/reference/api/search/highlighting.html
#
"store"
:
"yes"
=> enable highlighting
#
"term_vector"
:
"with_positions_offsets"
=>
for
performance
curl -XPUT http:
//localhost:9200/test-index/test-item/_mapping -d '
{
"test-item"
: {
"properties"
: {
"name"
: {
"type"
:
"string"
,
"store"
:
"yes"
,
"term_vector"
:
"with_positions_offsets"
},
"description"
: {
"type"
:
"string"
,
"store"
:
"yes"
,
"term_vector"
:
"with_positions_offsets"
},
"field-without-highlighting"
: {
"type"
:
"string"
}
}
}
}'
curl -XPUT http:
//localhost:9200/test-index/test-item/1 -d '
{
"name"
:
"Example One"
,
"description"
:
"Create a test item for to the index."
,
"field-without-highlighting"
:
"test"
}'
#
"highlight"
=> wrap search result in <em> tags (define own tags with pre_tags/post_tags)
#
"number_of_fragments"
:
0
=> don"t split field in multiple fragments
# http:
//www.elasticsearch.org/guide/reference/api/search/highlighting.html
curl -XGET http:
//localhost:9200/test-index/test-item/_search?pretty=true -d '
{
"highlight"
: {
"fields"
: {
"name"
: {
"number_of_fragments"
:
0
},
"description"
: {
"number_of_fragments"
:
0
}
}
},
"query"
: {
"query_string"
: {
"fields"
: [
"name"
,
"description"
],
"query"
:
"test"
}
}
}'
=>
{
"took"
:
4
,
"timed_out"
:
false
,
"_shards"
: {
"total"
:
5
,
"successful"
:
5
,
"failed"
:
0
},
"hits"
: {
"total"
:
1
,
"max_score"
:
0.029424578
,
"hits"
: [{
"_index"
:
"test-index"
,
"_type"
:
"test-item"
,
"_id"
:
"1"
,
"_score"
:
0.029424578
,
"_source"
: {
"name"
:
"Example One"
,
"description"
:
"Create a test item for to the index."
,
"field-without-highlighting"
:
"test"
},
"highlight"
: {
"description"
: [
"Create a <em>test</em> item for to the index."
]
}
}]
}
}
curl -XGET http:
//localhost:9200/test-index/test-item/_search?pretty=true -d '
{
"highlight"
: {
"fields"
: {
"name"
: {
"number_of_fragments"
:
0
},
"description"
: {
"number_of_fragments"
:
0
}
}
},
"query"
: {
"query_string"
: {
"fields"
: [
"name"
,
"description"
],
"query"
:
"created EXAMPLES"
}
}
}'
=>
{
"took"
:
6
,
"timed_out"
:
false
,
"_shards"
: {
"total"
:
5
,
"successful"
:
5
,
"failed"
:
0
},
"hits"
: {
"total"
:
1
,
"max_score"
:
0.06241896
,
"hits"
: [{
"_index"
:
"test-index"
,
"_type"
:
"test-item"
,
"_id"
:
"1"
,
"_score"
:
0.06241896
,
"_source"
: {
"name"
:
"Example One"
,
"description"
:
"Create a test item for to the index."
,
"field-without-highlighting"
:
"test"
},
"highlight"
: {
"description"
: [
"<em>Create</em> a test item for to the index."
],
"name"
: [
"<em>Example</em> One"
]
}
}]
}
}
from：http://www.cnblogs.com/huangfox/p/3629314.html
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