fix NLPchina#678 range aggregation how to spec alias?

shi-yuan · shi-yuan · commit 1fff861c165b · 2018-06-18T12:01:54.000+08:00
diff --git a/pom.xml b/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.nlpcn</groupId>
 	<artifactId>elasticsearch-sql</artifactId>
-	<version>6.2.4.5</version>
+	<version>6.2.4.6</version>
 	<packaging>jar</packaging>
 	<description>Query elasticsearch using SQL</description>
 	<name>elasticsearch-sql</name>
diff --git a/src/main/java/org/nlpcn/es4sql/query/maker/AggMaker.java b/src/main/java/org/nlpcn/es4sql/query/maker/AggMaker.java
@@ -4,6 +4,7 @@
 import java.math.BigDecimal;
 import java.time.ZoneOffset;
 import java.util.*;
+import java.util.stream.Collectors;
 
 import org.elasticsearch.common.xcontent.NamedXContentRegistry;
 import org.elasticsearch.common.xcontent.XContentParser;
@@ -570,7 +571,8 @@ private HistogramAggregationBuilder histogram(MethodField field) throws SqlParse
      */
     private RangeAggregationBuilder rangeBuilder(MethodField field) {
 
-        LinkedList<KVValue> params = new LinkedList<>(field.getParams());
+        // ignore alias param
+        LinkedList<KVValue> params = field.getParams().stream().filter(kv -> !"alias".equals(kv.key)).collect(Collectors.toCollection(LinkedList::new));
 
         String fieldName = params.poll().toString();
 
