目录用户频率统计的基本原理查询语句的深度解析数据过滤条件分组与聚合结果排序与限制业务应用场景用户活跃度分析异常行为检测性能优化考虑索引策略分区表物化视图扩展分析维度时间维度分析多指标综合评估技术实现变
Hi can someone help开发者_高级运维 me convert this tsql statement into c# linq2sql? select [series] from table group by [series] order by max([date]) desc