search:elasticsearch:query

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--- search:elasticsearch:query [2017/06/01 10:41]
kwon37xi
+++ search:elasticsearch:query [2017/06/01 13:53] (현재)
kwon37xi
@@ 줄 1: / 줄 1: @@
 ====== ElasticSearch Query ======
+===== From/Limit =====
+  * 쿼리 결과 ''from/limit'' 지정<code json>
+GET /_search
+{
+    "from" : 0, "size" : 10,
+    "query" : {
+        "term" : { "user" : "kimchy" }
+    }
+}
+// 혹은
+GET /_search?from=0&size=10
+</code>
 ===== null 체크 =====
@@ 줄 27: / 줄 40: @@
 }
 </code>
+===== 범위 (Range) =====
+  * [[https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-range-query.html|Range Query]]<code json>
+GET _search
+{
+    "query": {
+        "range" : {
+            "age" : {
+                "gte" : 10, // "gt"
+                "lte" : 20, // "lt"
+                "boost" : 2.0
+            }
+        }
+    }
+}
+</code>
+  * ''gte'' : Greater-than or equal to
+  * ''gt'' : Greater-than
+  * ''lte'' : Less-than or equal to
+  * ''lt'' : Less-than
+  * ''boost'' : Sets the boost value of the query, defaults to 1.0
 ===== Distinct Field =====
@@ 줄 43: / 줄 76: @@
 }
 </code>
-  * ''terms'' 필터와 함께 적용[[https://www.elastic.co/guide/en/elasticsearch/reference/current/search-aggregations-bucket-filter-aggregation.html|Filter Aggregation]] <code json>
+  * 정렬하기<code json>
+{
+    "aggs" : {
+        "genres" : {
+            "terms" : {
+                "field" : "genre",
+                "order" : { "_count" : "asc" }  // asc/desc
+            }
+        }
+    }
+}
+</code>
+    * ''_term'' : 키로 정렬
+    * ''_count'' : 키의 존재 갯수로 정렬
+  * 필터와 함께 적용[[https://www.elastic.co/guide/en/elasticsearch/reference/current/search-aggregations-bucket-filter-aggregation.html|Filter Aggregation]] <code json>
 {
     "size": 0,

search/elasticsearch/query.1496283109.txt.gz · 마지막으로 수정됨: 2017/06/01 10:41 저자 kwon37xi