java - Term Aggregation ElasticSearch -


i want group status field fetching elasticsearch through java api. below code

searchrequest request =     requests.searchrequest(constantsvalue.indexname)     .types(constantsvalue._type)     .source("{\"_source\" : [\"status\"],\"aggs\": {\"group_by_status\": {\"terms\": {\"field\": \"status\"}}}}");          searchresponse response = client.search(request).actionget();         (searchhit hit : response.gethits())          {                     system.out.println("value  :"+hit.sourceasstring());         }

but shows status value in result. output getting is

value  :{"status":"success"} value  :{"status":"success"} value  :{"status":"error"} value  :{"status":"error"} value  :{"status":"error"} value  :{"status":"waiting"} value  :{"status":"waiting"} value  :{"status":"error"} value  :{"status":"waiting"} value  :{"status":"success"}

i want each status once can apply further queries. have tried best can't it. if fetch unique value, me find more attributes. please me in this.


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