ElasticSearch Aggregation using Java











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I have an elastic query as



{
"size": 0,
"aggs": {
"group_by_cluster": {
"terms": {
"field": "cluster"
}
}
}
}


http://localhost:9200/index/type/_search



I am getting the result when tried with postman. Now trying to write corresponding java code. (ElasticSearch version 5.5)



SearchQuery searchQuery = new NativeSearchQueryBuilder()
.withIndices("index")
.withTypes("type")
.addAggregation(AggregationBuilders
.global("agg")
.subAggregation(AggregationBuilders.terms("group_by_cluster").field("cluster")))
.build();
Aggregations aggregations = elasticTemplate.query(searchQuery, new
ResultsExtractor<Aggregations>() {
@Override
public Aggregations extract(SearchResponse response) {
return response.getAggregations();
}
} );


But the result is empty. Please help me on this










share|improve this question


























    up vote
    0
    down vote

    favorite












    I have an elastic query as



    {
    "size": 0,
    "aggs": {
    "group_by_cluster": {
    "terms": {
    "field": "cluster"
    }
    }
    }
    }


    http://localhost:9200/index/type/_search



    I am getting the result when tried with postman. Now trying to write corresponding java code. (ElasticSearch version 5.5)



    SearchQuery searchQuery = new NativeSearchQueryBuilder()
    .withIndices("index")
    .withTypes("type")
    .addAggregation(AggregationBuilders
    .global("agg")
    .subAggregation(AggregationBuilders.terms("group_by_cluster").field("cluster")))
    .build();
    Aggregations aggregations = elasticTemplate.query(searchQuery, new
    ResultsExtractor<Aggregations>() {
    @Override
    public Aggregations extract(SearchResponse response) {
    return response.getAggregations();
    }
    } );


    But the result is empty. Please help me on this










    share|improve this question
























      up vote
      0
      down vote

      favorite









      up vote
      0
      down vote

      favorite











      I have an elastic query as



      {
      "size": 0,
      "aggs": {
      "group_by_cluster": {
      "terms": {
      "field": "cluster"
      }
      }
      }
      }


      http://localhost:9200/index/type/_search



      I am getting the result when tried with postman. Now trying to write corresponding java code. (ElasticSearch version 5.5)



      SearchQuery searchQuery = new NativeSearchQueryBuilder()
      .withIndices("index")
      .withTypes("type")
      .addAggregation(AggregationBuilders
      .global("agg")
      .subAggregation(AggregationBuilders.terms("group_by_cluster").field("cluster")))
      .build();
      Aggregations aggregations = elasticTemplate.query(searchQuery, new
      ResultsExtractor<Aggregations>() {
      @Override
      public Aggregations extract(SearchResponse response) {
      return response.getAggregations();
      }
      } );


      But the result is empty. Please help me on this










      share|improve this question













      I have an elastic query as



      {
      "size": 0,
      "aggs": {
      "group_by_cluster": {
      "terms": {
      "field": "cluster"
      }
      }
      }
      }


      http://localhost:9200/index/type/_search



      I am getting the result when tried with postman. Now trying to write corresponding java code. (ElasticSearch version 5.5)



      SearchQuery searchQuery = new NativeSearchQueryBuilder()
      .withIndices("index")
      .withTypes("type")
      .addAggregation(AggregationBuilders
      .global("agg")
      .subAggregation(AggregationBuilders.terms("group_by_cluster").field("cluster")))
      .build();
      Aggregations aggregations = elasticTemplate.query(searchQuery, new
      ResultsExtractor<Aggregations>() {
      @Override
      public Aggregations extract(SearchResponse response) {
      return response.getAggregations();
      }
      } );


      But the result is empty. Please help me on this







      elasticsearch-5 elasticsearch-java-api






      share|improve this question













      share|improve this question











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      asked Nov 11 at 10:06









      Sajin Surendran

      63




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