RESTful接口URL的格式: http://localhost:9200/<index>/<type>/[<id>] 其中index、type是必須提供的。 id是可選的,不提供es會自動生成。 index、type將信息進行分層,利於管理。 index可以理解為數據庫;type理解為數據表;id相當於數據庫表中記錄的主鍵,是唯一的。 #向store索引中添加一些書籍 curl -XPUT 'http://172.16.0.14:9200/store/books/1' -d '{ "title": "Elasticsearch: The Definitive Guide", "name" : { "first" : "Zachary", "last" : "Tong" }, "publish_date":"2015-02-06", "price":"49.99" }' #通過瀏覽器查詢 http://172.16.0.14:9200/store/books/1 #在linux中通過curl的方式查詢 curl -XGET 'http://172.16.0.14:9200/store/books/1' #在添加一個書的信息 curl -XPUT 'http://172.16.0.14:9200/store/books/2' -d '{ "title": "Elasticsearch Blueprints", "name" : { "first" : "Vineeth", "last" : "Mohan" }, "publish_date":"2015-06-06", "price":"35.99" }' # 通過ID獲得文檔信息 curl -XGET 'http://172.16.0.14:9200/bookstore/books/1' #在瀏覽器中查看 http://172.16.0.14:9200/bookstore/books/1 # 通過_source獲取指定的字段 curl -XGET 'http://172.16.0.14:9200/store/books/1?_source=title' curl -XGET 'http://172.16.0.14:9200/store/books/1?_source=title,price' curl -XGET 'http://172.16.0.14:9200/store/books/1?_source' #可以通過覆蓋的方式更新 curl -XPUT 'http://172.16.0.14:9200/store/books/1' -d '{ "title": "Elasticsearch: The Definitive Guide", "name" : { "first" : "Zachary", "last" : "Tong" }, "publish_date":"2016-02-06", "price":"99.99" }' # 或者通過 _update API的方式單獨更新你想要更新的 curl -XPOST 'http://172.16.0.14:9200/store/books/1/_update' -d '{ "doc": { "price" : 88.88 } }' curl -XGET 'http://172.16.0.14:9200/store/books/1' #刪除一個文檔 curl -XDELETE 'http://172.16.0.14:9200/store/books/1' # 最簡單filter查詢 # SELECT * FROM books WHERE price = 35.99 # filtered 查詢價格是35.99的 curl -XGET 'http://172.16.0.14:9200/store/books/_search' -d '{ "query" : { "filtered" : { "query" : { "match_all" : {} }, "filter" : { "term" : { "price" : 35.99 } } } } }' #指定多個值 curl -XGET 'http://172.16.0.14:9200/store/books/_search' -d '{ "query" : { "filtered" : { "filter" : { "terms" : { "price" : [35.99, 99.99] } } } } }' # SELECT * FROM books WHERE publish_date = "2015-02-06" curl -XGET 'http://172.16.0.14:9200/bookstore/books/_search' -d '{ "query" : { "filtered" : { "filter" : { "term" : { "publish_date" : "2015-02-06" } } } } }' # bool過濾查詢,可以做組合過濾查詢 # SELECT * FROM books WHERE (price = 35.99 OR price = 99.99) AND (publish_date != "2016-02-06") # 類似的,Elasticsearch也有 and, or, not這樣的組合條件的查詢方式 # 格式如下: # { # "bool" : { # "must" : [], # "should" : [], # "must_not" : [], # } # } # # must: 條件必須滿足,相當於 and # should: 條件可以滿足也可以不滿足,相當於 or # must_not: 條件不需要滿足,相當於 not curl -XGET 'http://172.16.0.14:9200/bookstore/books/_search' -d '{ "query" : { "filtered" : { "filter" : { "bool" : { "should" : [ { "term" : {"price" : 35.99}}, { "term" : {"price" : 99.99}} ], "must_not" : { "term" : {"publish_date" : "2016-02-06"} } } } } } }' # 嵌套查詢 # SELECT * FROM books WHERE price = 35.99 OR ( publish_date = "2016-02-06" AND price = 99.99 ) curl -XGET 'http://172.16.0.14:9200/bookstore/books/_search' -d '{ "query" : { "filtered" : { "filter" : { "bool" : { "should" : [ { "term" : {"price" : 35.99}}, { "bool" : { "must" : [ {"term" : {"publish_date" : "2016-02-06"}}, {"term" : {"price" : 99.99}} ] }} ] } } } } }' # range范圍過濾 # SELECT * FROM books WHERE price >= 20 AND price < 100 # gt : > 大於 # lt : < 小於 # gte : >= 大於等於 # lte : <= 小於等於 curl -XGET 'http://172.16.0.14:9200/store/books/_search' -d '{ "query" : { "filtered" : { "filter" : { "range" : { "price" : { "gt" : 20.0, "lt" : 100 } } } } } }' # 另外一種 and, or, not查詢 # 沒有bool, 直接使用and , or , not # 注意: 不帶bool的這種查詢不能利用緩存 # 查詢價格既是35.99,publish_date又為"2015-02-06"的結果 curl -XGET 'http://172.16.0.14:9200/bookstore/books/_search' -d '{ "query": { "filtered": { "filter": { "and": [ { "term": { "price":59.99 } }, { "term": { "publish_date":"2015-02-06" } } ] }, "query": { "match_all": {} } } } }'