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courses:cs397:winter2017:elasticsearch [2017/03/27 17:16] – [Adding an index] admin | courses:cs397:winter2017:elasticsearch [2017/04/16 19:26] (current) – [Inserting documents to an index] admin | ||
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The following assumes that elasticsearch is running on the localhost on port 9200. | The following assumes that elasticsearch is running on the localhost on port 9200. | ||
+ | |||
+ | How do I learn more? https:// | ||
===== General Info about elasticsearch instance ===== | ===== General Info about elasticsearch instance ===== | ||
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curl –XGET ‘localhost: | curl –XGET ‘localhost: | ||
+ | |||
+ | ==== Filtering Results ==== | ||
+ | |||
+ | Only get results that match certain criteria: | ||
+ | |||
+ | curl -XGET ' | ||
+ | |||
+ | |||
+ | curl -XGET ' | ||
+ | " | ||
+ | " | ||
+ | { " | ||
+ | { " | ||
+ | ] | ||
+ | } | ||
+ | } | ||
+ | }' | ||
+ | |||
+ | ==== Sorting Examples ==== | ||
+ | |||
+ | Search '' | ||
+ | |||
+ | curl -XGET ' | ||
+ | |||
+ | Search '' | ||
+ | |||
+ | curl -XGET ' | ||
+ | { | ||
+ | " | ||
+ | " | ||
+ | { " | ||
+ | ] | ||
+ | }' | ||
+ | | ||
+ | ==== Limiting Results ==== | ||
+ | |||
+ | Only give one result back from searching '' | ||
+ | |||
+ | curl -XGET ' | ||
+ | | ||
+ | Give back one result, starting at search result 10, from '' | ||
+ | |||
+ | curl -XGET ' | ||
+ | |||
+ | ==== Aggregations ==== | ||
+ | |||
+ | Finding distinct entities | ||
+ | |||
+ | curl -XGET ' | ||
+ | { | ||
+ | " | ||
+ | " | ||
+ | " | ||
+ | " | ||
+ | " | ||
+ | } | ||
+ | } | ||
+ | } | ||
+ | }' | ||
===== Adding Information ===== | ===== Adding Information ===== | ||
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==== Inserting documents to an index ==== | ==== Inserting documents to an index ==== | ||
- | Insert the JSON document (after the -d) into the index with the id '' | + | Insert the JSON document (after the -d) into the index with the id '' |
curl –XPUT ‘localhost: | curl –XPUT ‘localhost: | ||
+ | |||
+ | ==== Adding from a File ==== | ||
+ | |||
+ | mongoimport --db dbname --collection whichcollection --file mydata.json | ||
+ | |||
+ | curl -XPOST ' | ||
+ | |||
+ | curl -XPOST ' | ||
+ | ===== Deleting Information ===== | ||
+ | |||
+ | curl -XDELETE ' | ||