摘要: _investmentRepository.Table.Where(t => t.CustomerId == customerId && t.InvestmentStatus == tempStatus).Sum(t =>t.Amount); 查询结果存在NULL值,在尝试将它转换成System.I 阅读全文
posted @ 2016-10-18 13:09 z_hj 阅读(1917) 评论(0) 推荐(0) 编辑