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courses:cs397:winter2017:elasticsearch [2017/03/27 17:14] – [Searching Data] admincourses:cs397:winter2017:elasticsearch [2017/03/27 17:21] – [Viewing Data] admin
Line 22: Line 22:
  
   curl –XGET ‘localhost:9200/index/_search?pretty’   curl –XGET ‘localhost:9200/index/_search?pretty’
 +
 +==== Filtering Results ====
 +
 +Only get results that match certain criteria: 
 +
 +  curl -XGET 'localhost:9200/index/_search?pretty' -H 'Content-Type: application/json' –d’{"query": { "match": { "field": "value" } } }'
 +
 +==== Sorting Examples ====
 +
 +Search ''index'', matching all, and sorting by ''field''
 +
 +  curl -XGET 'localhost:9200/index/_search?q=*&sort=field:asc&pretty’
 +
 +Search ''index'', matching all, and sorting by ''field''
 +
 +  curl -XGET 'localhost:9200/index/_search?pretty' -H 'Content-Type: application/json' -d’
 +  {
 +    "query": { "match_all": {} },
 +    "sort": [
 +      { "field": "asc" }
 +    ]
 +  }'
 +  
 +==== Limiting Results ====
 +
 +Only give one result back from searching ''index'': 
 +
 +  curl -XGET 'localhost:9200/index/_search?q=*&size=1&pretty'
 +  
 +Give back one result, starting at search result 10, from ''index''
 +
 +  curl -XGET 'localhost:9200/bank/_search?q=*&size=1&from=10&pretty'
  
 ===== Adding Information ===== ===== Adding Information =====
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   curl -XPUT 'localhost:9200/newindex?pretty’   curl -XPUT 'localhost:9200/newindex?pretty’
 +
 +==== Inserting documents to an index ====
 +
 +Insert the JSON document (after the -d) into the index with the id ''newid'':
 +
 +  curl –XPUT ‘localhost:9200/index/external/newid?pretty’ –d’{“field”:”data”}’
 +
  
courses/cs397/winter2017/elasticsearch.txt · Last modified: 2017/04/16 19:26 by admin
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