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better searching with elasticsearch Sunday, 3 November 2013

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richard miller @mr_r_miller richarddmiller.co.uk sensiolabs uk Sunday, 3 November 2013

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why worry about search? Sunday, 3 November 2013

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ok, so what might someone want from search? Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see relevant results And they should be ordered by relevance Sunday, 3 November 2013

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yep, no problem Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see results for relevant reviews Sunday, 3 November 2013

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sure Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see results for similar words Sunday, 3 November 2013

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yeah, we can do that do that Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat near me Then I should see results close to my location Sunday, 3 November 2013

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that’s certainly possible Sunday, 3 November 2013

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Given I am a hungry person When I typo entering my search terms Then I should see “did you mean?” suggestions Sunday, 3 November 2013

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well other sites do that, so why not? Sunday, 3 November 2013

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Given I am a hungry person When I start entering my search terms Then I should see suggestions straight away Sunday, 3 November 2013

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ok, ok Sunday, 3 November 2013

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Given I am a hungry person When I start searching for somewhere to eat Then I should be able to filter my results Sunday, 3 November 2013

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now this we can do Sunday, 3 November 2013

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Given I am a hungry person When I start view details of somewhere to eat Then I should see suggestions of similar eateries Sunday, 3 November 2013

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yep, yep Sunday, 3 November 2013

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Given I am a restaurateur When I upload my PDF menu Then hungry people should be able to search it Sunday, 3 November 2013

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hmm... Sunday, 3 November 2013

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well let’s get the easy stuff out of the way Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see relevant results And they should be ordered by relevance Sunday, 3 November 2013

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SELECT * FROM eateries WHERE NAME LIKE “%searchterm%” Sunday, 3 November 2013

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multiple searchterms? Sunday, 3 November 2013

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...WHERE ( name LIKE “%multiple%” OR name LIKE “%searchterm%”) Sunday, 3 November 2013

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but wait... Sunday, 3 November 2013

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but wait... ...multiple fields Sunday, 3 November 2013

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...WHERE ( name LIKE “%multiple%” OR name LIKE “%searchterm%”... Sunday, 3 November 2013

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...OR desc LIKE “%multiple%” OR desc LIKE “%searchterm%”) Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see relevant results And they should be ordered by relevance Sunday, 3 November 2013

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ORDER? Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see relevant results And they should be ordered by relevance Sunday, 3 November 2013

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the Sunday, 3 November 2013

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the with Sunday, 3 November 2013

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the with be Sunday, 3 November 2013

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the but with be Sunday, 3 November 2013

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the but with be it Sunday, 3 November 2013

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it the but with be food Sunday, 3 November 2013

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oh ok, Sunday, 3 November 2013

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oh ok, full text search... Sunday, 3 November 2013

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SELECT * FROM eateries MATCH (name, desc) AGAINST( “multiple searchterms”) Sunday, 3 November 2013

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that should do! Sunday, 3 November 2013

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what was left? Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see results for relevant reviews Sunday, 3 November 2013

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...LEFT JOIN... Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see results for similar words Sunday, 3 November 2013

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grilled Sunday, 3 November 2013

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grilling grilled Sunday, 3 November 2013

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grilling grilled grills Sunday, 3 November 2013

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grill grilling grilled grills Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat near me Then I should see results close to my location Sunday, 3 November 2013

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elasticsearch Sunday, 3 November 2013

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distributed, schemaless, document oriented, Lucene based search engine with a REST API Sunday, 3 November 2013

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github Sunday, 3 November 2013

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stackoverflow Sunday, 3 November 2013

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gov.uk Sunday, 3 November 2013

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foursquare Sunday, 3 November 2013

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soundcloud Sunday, 3 November 2013

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wget https://download.elasticsearch.org/ elasticsearch/elasticsearch/ elasticsearch-0.90.5.tar.gz tar -zxvf elasticsearch-0.90.5.tar.gz cd elasticsearch-0.90.5 Sunday, 3 November 2013

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bin/elasticsearch Sunday, 3 November 2013

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Lucene based Sunday, 3 November 2013

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request curl -X GET http://localhost:9200/ Sunday, 3 November 2013

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{ "ok" : true, "status" : 200, "name" : "Mr. Wu", "version" : { "number" : "0.90.5", "build_hash" : "c8714e8...dedee", "build_timestamp" : "2013-09-17T12:50:20Z", "build_snapshot" : false, "lucene_version" : "4.4" }, "tagline" : "You Know, for Search" } response Sunday, 3 November 2013

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database index Sunday, 3 November 2013

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table type Sunday, 3 November 2013

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record document Sunday, 3 November 2013

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distributed Sunday, 3 November 2013

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0 1 2 3 4 Instance Sunday, 3 November 2013

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0 1 Instance 1 Instance 2 Instance 3 2 3 4 Sunday, 3 November 2013

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0 1 2 3 4 Instance 1 Instance 2 Instance 3 0 1 2 3 4 Sunday, 3 November 2013

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document oriented Sunday, 3 November 2013

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REST API Sunday, 3 November 2013

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curl -XPOST 'http://localhost:9200/eatly/eateries/' -d '{ "name" : "Jeff''s Burgers", "desc" : "Blah Blah dirty burgers..." }' Sunday, 3 November 2013

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curl -XPOST 'http://localhost:9200/eatly/eateries/' -d '{ "name" : "Jeff''s Burgers", "desc" : "Blah Blah dirty burgers..." }' Sunday, 3 November 2013

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curl -XPOST 'http://localhost:9200/eatly/eateries/' -d '{ "name" : "Jeff''s Burgers", "desc" : "Blah Blah dirty burgers..." }' Sunday, 3 November 2013

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{"ok":true,"_index":"eatly","_type":"eateries","_id":"EGHS ABBxQkaPR_DJxPxXZA","_version":1} Sunday, 3 November 2013

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?pretty=true Sunday, 3 November 2013

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{ "ok" : true, "_index" : "eatly", "_type" : "eateries", "_id" : "cmElnobYSy6386TOUVbGZQ", "_version" : 1 } Sunday, 3 November 2013

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curl -XPUT 'http://localhost:9200/eatly/eateries/1' -d '{ "name" : "Jeff''s Burgers", "desc" : "Blah Blah dirty burgers..." }' Sunday, 3 November 2013

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{ "ok" : true, "_index" : "eatly", "_type" : "eateries", "_id" : "1", "_version" : 1 } Sunday, 3 November 2013

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curl -XGET 'http://localhost:9200/eatly/eateries/1' Sunday, 3 November 2013

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{ "_index" : "eatly", "_type" : "eateries", "_id" : "1", "_version" : 1, "exists" : true, "_source" : { "name" : "Jeff's Burgers", "desc" : "Blah Blah dirty burgers..." } } Sunday, 3 November 2013

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curl -XPUT 'http://localhost:9200/eatly/eateries/1' -d '{ "name" : "Jeff''s Burger Joint" }' Sunday, 3 November 2013

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{ "ok" : true, "_index" : "eatly", "_type" : "eateries", "_id" : "1", "_version" : 2 } Sunday, 3 November 2013

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curl -XGET 'http://localhost:9200/eatly/eateries/1' Sunday, 3 November 2013

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{ "_index" : "eatly", "_type" : "eateries", "_id" : "1", "_version" : 2, "exists" : true, "_source" : { "name" : "Jeff's Burger Joint" } } Sunday, 3 November 2013

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curl -XDELETE 'http://localhost:9200/eatly/eateries/1' Sunday, 3 November 2013

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curl -XGET 'http://localhost:9200/eatly/eateries/1' Sunday, 3 November 2013

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{ "_index" : "eatly", "_type" : "eateries", "_id" : "1", "_version" : 2, "exists" : false } Sunday, 3 November 2013

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search engine Sunday, 3 November 2013

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curl -XGET '.../eatly/eateries/_search?q=name:Burger' Sunday, 3 November 2013

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{ "took" : 7, "timed_out" : false, "_shards" : { "total" : 5, "successful" : 5, "failed" : 0 }, "hits" : { "total" : 1, "max_score" : 0.15342641, "hits" : [ { "_index" : "eatly", "_type" : "eateries", "_id" : "1", "_score" : 0.15342641, "_source" : {"name" : "Jeff's Burger Joint"} } ] } } Sunday, 3 November 2013

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http://localhost:9200/eatly/cafes,pubs/_search?q=Burger http://localhost:9200/eatly/_search?q=name:Burger http://localhost:9200/eatly,cookr/_search?q=name:Burger http://localhost:9200/_all/pubs/_search?q=name:Burger http://localhost:9200/_search?q=name:Burger' Sunday, 3 November 2013

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schemaless? Sunday, 3 November 2013

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schemaless? Sunday, 3 November 2013

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curl -XPUT 'http://localhost:9200/eatly/' -d '{ "settings" : { "index" : { "number_of_shards" : 4 "number_of_replicas" : 2 } } }' Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see relevant results And they should be ordered by relevance Sunday, 3 November 2013

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name > desc Sunday, 3 November 2013

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curl -XPUT '.../eatly/eateries/_mapping' -d '{ "eateries" : { "properties" : { "name" : {"type" : "string", "boost" : "1.5"}, "desc" : {"type" : "string"} } } }' Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see results for relevant reviews Sunday, 3 November 2013

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curl -XPUT '.../eatly/eateries/_mapping' -d '{ "eateries" : { "properties" : { "name" : {"type" : "string", "boost" : "1.5"}, "desc" : {"type" : "string"} "reviews" : { "properties" : { "review" : {"type" : "string"}, "reviewer" : {"type" : "string"} } } } } }' Sunday, 3 November 2013

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curl -XPOST 'http://localhost:9200/eatly/eateries/' -d '{ "name" : "Jeff''s Burgers", "desc" : "Blah Blah dirty burgers...", "reviews" : [ { "review" : "Yadda, yadda, yadda", "reviewer" : "John Smith" }, { "review" : "na na na", "reviewer" : "Billy Badger" } ] }' Sunday, 3 November 2013

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curl -XGET '.../eateries/_search?q=reviews.review:Burger' Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see results for similar words Sunday, 3 November 2013

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burgers I really enjoyed Jeff's Burger Joint, the burgers were excellent! can't fault it standard tokenizer I really enjoyed Jeff's Burger Joint the were excellent can't fault it Sunday, 3 November 2013

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excellent! burgers I really enjoyed Jeff's Burger Joint, the burgers were excellent! can't fault it whitespace tokenizer I really enjoyed Jeff's Burger Joint, the were can't fault it Sunday, 3 November 2013

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burgers I really enjoyed Jeff's Burger Joint, the burgers were excellent! can't fault it letter tokenizer I really enjoyed Jeff Burger Joint the were excellent can fault it s t Sunday, 3 November 2013

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burgers I really enjoyed Jeff's Burger Joint, the burgers were excellent! can't fault it standard tokenizer + lowercase filter i really enjoyed jeff's burger joint the were excellent can't fault it Sunday, 3 November 2013

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burgers I really enjoyed Jeff's Burger Joint, the burgers were excellent! can't fault it standard tokenizer + lowercase filter + stop filter i really enjoyed jeff's burger joint were excellent can't fault Sunday, 3 November 2013

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burger I really enjoyed Jeff's Burger Joint, the burgers were excellent! can't fault it standard tokenizer + lowercase filter + stop filter + stemmer filter i realli enjoi jeff burger joint were excel can't fault Sunday, 3 November 2013

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curl -XPUT 'http://localhost:9200/eatly/' -d '{ "settings" : { "index" : { "analysis" : { "analyzer" : { "snowball_analyzer" : { "type" : "snowball" } } } } } }' Sunday, 3 November 2013

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curl -XPUT '.../eatly/eateries/_mapping' -d '{ "eateries" : { "properties" : { "name" : {"type" : "string", "boost" : "1.5"}, "desc" : { "type" : "string", "analyzer": "snowball_analyzer" } } } }' Sunday, 3 November 2013

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curl -XPUT 'http://localhost:9200/eatly/' -d '{ "settings" : { "index" : { "analysis" : { "analyzer" : { "custom_analyzer" : { "type" : "custom", "tokenizer" : "lowercase" "filter" : ["stop", "extra_stop"] } }, "filter" : { "extra_stop":{ "type" : "stop", "stopwords" : ["food"] } } } } } }' Sunday, 3 November 2013

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curl -XPUT '.../eatly/eateries/_mapping' -d '{ "eateries" : { "properties" : { "name" : {"type" : "string", "boost" : "1.5"}, "desc" : { "type" : "string", "analyzer": "custom_analyzer" } } } }' Sunday, 3 November 2013

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query DSL Sunday, 3 November 2013

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curl -XGET '.../eatly/eateries/_search' -d '{ "query" : { "match" : { "name" : "burger" } } }' Sunday, 3 November 2013

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curl -XGET '.../eatly/eateries/_search' -d '{ "query" : { "match" : { "name" : "burger bar" } } }' Sunday, 3 November 2013

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curl -XGET '.../eatly/eateries/_search' -d '{ "query" : { "match" : { "name" : { "query" : "burger bar", "operator" : "and" } } } }' Sunday, 3 November 2013

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curl -XGET '.../eatly/eateries/_search' -d '{ "query" : { "multi_match" : { "query" : "burger bar", "fields" : ["name","desc","reviews.review"] } } }' Sunday, 3 November 2013

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curl -XGET '.../eatly/eateries/_search' -d '{ "query" : { "multi_match" : { "query" : "burger bar", "fields" : ["name^2","desc","reviews.review"] } } }' Sunday, 3 November 2013

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filters Sunday, 3 November 2013

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Given I am a hungry person When I start searching for somewhere to eat Then I should be able to filter my results Sunday, 3 November 2013

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curl -XPUT 'http://localhost:9200/eatly/eateries/1' -d '{ "name" : "Jeff''s Burger Joint", "desc" : "Blah Blah dirty burgers...", "tags" : ["greasy", "retro"] }' Sunday, 3 November 2013

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curl -XGET '.../eatly/eateries/_search' -d '{ "query" : { "multi_match" : { "query" : "burger bar", "fields" : ["name^2", "desc", "reviews.review"] } }, "filter" : { "not" : { "terms" : { "tags" : ["greasy", "meaty"]} } } }' Sunday, 3 November 2013

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query or filter? Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat near me Then I should see results close to my location Sunday, 3 November 2013

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curl -XPUT '.../eatly/eateries/_mapping' -d '{ "eateries" : { "properties" : { "name" : {"type" : "string", "boost" : "1.5"}, "desc" : {"type" : "string"} "reviews" : { "properties" : { "review" : {"type" : "string"}, "reviewer" : {"type" : "string"} } }, "location" : { "type" : "geo_point" } } } }' Sunday, 3 November 2013

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curl -XPOST 'http://localhost:9200/eatly/eateries/' -d '{ "name" : "Jeff''s Burgers", "desc" : "Blah Blah dirty burgers...", "reviews" : [ { "review" : "Yadda, yadda, yadda", "reviewer" : "John Smith" }, { "review" : "na na na", "reviewer" : "Billy Badger" } ], "location" : { "lat" : 41.12, "lon" : -71.34 } }' Sunday, 3 November 2013

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curl -XGET '.../eatly/eateries/_search' -d '{ "sort" : [ { "_geo_distance" : { "eatery.location" : [-40, 70], "order" : "asc", "unit" : "miles" } } ], "query" : { "multi_match" : { "query" : "burger bar", "fields" : ["name^2","desc","reviews.review"] } } }' Sunday, 3 November 2013

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sense (chrome extension) Sunday, 3 November 2013

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head (elasticsearch plugin) Sunday, 3 November 2013

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elastica Sunday, 3 November 2013

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sherlock elasticsearch elasticsearch-php (official) Sunday, 3 November 2013

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{ "require": { "ruflin/elastica": "v0.90.2.0" } } Sunday, 3 November 2013

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$client = new \Elastica\Client(); Sunday, 3 November 2013

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$index = $client->getIndex("eatly"); $type = $index->getType("eateries"); Sunday, 3 November 2013

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$type->addDocument( new \Elastica\Document( null, array( "name" => "Jeff's Burger Joint", "desc" => "Blah Blah..." ) ) ); Sunday, 3 November 2013

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$type->addDocument( new \Elastica\Document( $id, array( "id" => $id, "name" => "Jeff's Burger Joint", "desc" => "Blah Blah..." ) ) ); Sunday, 3 November 2013

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$type->addDocuments($documents); $type->getDocument($id); $type->deleteId($id); $type->deleteDocument($document); $type->delete(); Sunday, 3 November 2013

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$type->search("burger"); $type->search("burger", 10); $type->count("burger"); Sunday, 3 November 2013

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$multiMatchQuery = new \Elastica\Query\MultiMatch(); $multiMatchQuery ->setQuery("burgers bar") ->setFields( array("name^2", "desc", "reviews.review") ) ; $query = new \Elastica\Query($multiMatchQuery); $query->setFilter( new \Elastica\Filter\BoolNot( new \Elastica\Filter\Terms( "tags", array("greasy", "meaty") ) ) ); $results = $type->search($query); Sunday, 3 November 2013

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$mapping = new \Elastica\Type\Mapping(); $mapping->setType($type); $mapping->setProperties( array( "name" => array( "type" => "string" ), "desc" => array( "type" => "string", "boost" => 1.5 ) ) ); $mapping->send(); Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see relevant results And they should be ordered by relevance ✔ Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see results for relevant reviews ✔ Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat Then I should see results for similar words ✔ Sunday, 3 November 2013

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Given I am a hungry person When I search for somewhere to eat near me Then I should see results close to my location ✔ Sunday, 3 November 2013

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Given I am a hungry person When I start searching for somewhere to eat Then I should be able to filter my results ? Sunday, 3 November 2013

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$facet = new \Elastica\Facet\Terms("tags"); $facet->setField("tags"); $facet->setSize(10); $facet->setOrder("reverse_count"); $query->addFacet($facet); Sunday, 3 November 2013

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$facets = $resultSet->getFacets(); foreach ($facets["tags"]["terms"] as $facet) { printf( "%s: %s\n", $facet["term"], $facet["count"] ); } thai: 4 italian: 8 greek:4 Sunday, 3 November 2013

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Given I am a hungry person When I start view details of somewhere to eat Then I should see suggestions of similar eateries Sunday, 3 November 2013

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$type->moreLikeThis($document); Sunday, 3 November 2013

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$type->moreLikeThis( new \Elastica\Document($id) ); Sunday, 3 November 2013

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Given I am a restaurateur When I upload my PDF menu Then hungry people should be able to search it Sunday, 3 November 2013

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bin/plugin -install \ elasticsearch/elasticsearch-mapper-attachments/1.9.0 Sunday, 3 November 2013

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$propertyMapping = array( //... "menu" => array("type" => "attachment"), ) Sunday, 3 November 2013

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$document->addFile('menu', $filepath); Sunday, 3 November 2013

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Given I am a hungry person When I typo entering my search terms Then I should see “did you mean?” suggestions Sunday, 3 November 2013

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$query = new \Elastica\Query( array( "query" => array(...), "suggest" => array( "check1" => array( "text" => "berger", "term" => array( "field" => "name" ) ) ) ) ); Sunday, 3 November 2013

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$data = $results->getResponse()->getData(); print_r($data["suggest"]); Sunday, 3 November 2013

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Array ( [check1] => Array ( [0] => Array ( [text] => berger [offset] => 0 [length] => 6 [options] => Array ( [0] => Array ( [text] => burger [score] => 0.8333333 [freq] => 1 ) ) ) ) ) Sunday, 3 November 2013

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Given I am a hungry person When I start entering my search terms Then I should see suggestions straight away Sunday, 3 November 2013

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$mapping->setProperties( array( "name" => array( "type" => "string" ), "desc" => array( "type" => "string", "boost" => 1.5 ), "name_suggest" => array( "type" => "completion" ) ) ); Sunday, 3 November 2013

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new \Elastica\Document( $id, array( "id" => $id, "name" => "Jeff's Burger Joint", "name_suggest" => "Jeff's Burger Joint", "desc" => "Blah Blah..." ) ); Sunday, 3 November 2013

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$query = array( "eateries" => array( "text" => 'j', "completion" => array( "field" => "name_suggest", ) ) ); Sunday, 3 November 2013

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$response = $index->request( "_suggest", \Elastica\Request::GET, $query ); $data = $response->getData(); print_r($data["eateries"]); Sunday, 3 November 2013

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Array ( [0] => Array ( [text] => j [offset] => 0 [length] => 1 [options] => Array ( [0] => Array ( [text] => Jeffs Burger Joint [score] => 1 ) ) ) ) Sunday, 3 November 2013

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scripts Sunday, 3 November 2013

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percolator scripts Sunday, 3 November 2013

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percolator river scripts Sunday, 3 November 2013

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data analysis percolator river scripts Sunday, 3 November 2013

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data analysis percolator logstash river scripts Sunday, 3 November 2013

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thank you! pytania? @mr_r_miller Sunday, 3 November 2013