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// 开始聚合 品牌request.source().aggregation(AggregationBuilders.terms("brandAggr").field("brand").size(30));request.source().aggregation(AggregationBuilders.terms("starNameAggr").field("starName").size(30));request.source().aggregation(AggregationBuilders.terms("CityAggr").field("city").size(30));SearchResponse response = client.search(request, RequestOptions.DEFAULT);">