public static async Task Run() { var product1 = new Product { ID = Guid.NewGuid(), Name = "高露洁牙膏", Price = 20, Desc = "一种牙膏", Producer = "高露洁", Tags = new List <string> { "高效美白", "修复牙齿" } }; var product2 = new Product { ID = Guid.NewGuid(), Name = "佳洁士牙膏", Price = 30, Desc = "一种", Producer = "佳洁士", Tags = new List <string> { "高效美白" } }; var product3 = new Product { ID = Guid.NewGuid(), Name = "冷酸灵牙膏", Price = 40, Desc = "一种牙膏", Producer = "冷酸灵", Tags = new List <string> { "修复牙齿" } }; var elasticsearchHelper = new ElasticsearchHelper <Product, Guid>("http://116.55.251.31:9200"); await elasticsearchHelper.InsertDocumentAsync(product1); await elasticsearchHelper.InsertDocumentAsync(product2); await elasticsearchHelper.InsertDocumentAsync(product3); SearchDescriptor <Product> query = elasticsearchHelper.GetNewQuery(); query = query.From(0).Size(10).Query(q => q.Match(m => m.Field(f => f.Name).Query("牙膏"))); await Task.Delay(2000); await Search(elasticsearchHelper, query); product1.Name = product1.Name + "1"; product2.Name = product2.Name + "1"; product3.Name = product3.Name + "1"; await elasticsearchHelper.UpdateDocumentAsync(product1); await elasticsearchHelper.UpdateDocumentAsync(product2); await elasticsearchHelper.UpdateDocumentAsync(product3); await Task.Delay(2000); await Search(elasticsearchHelper, query); await elasticsearchHelper.DeleteDocumentAsync(product1.ID); await elasticsearchHelper.DeleteDocumentAsync(product2.ID); await elasticsearchHelper.DeleteDocumentAsync(product3.ID); await Task.Delay(2000); await Search(elasticsearchHelper, query); }