摘要：using (var db = new System.Data.Entity.DbContext()){var query = db.object.Where(o => o.A == "1" && o.B == "1");var sql = ((System.Data.Entity.Infrastr 阅读全文

摘要：var query = (from q in db.ZHB_FeeTakes group q by new { a_MemberId = q.MemberId, a_Mobile = q.Mobile} into g select new { a_MemberId = g.Key.a_MemberId, a_FeeTakes_Mobile = g.Key.a_Mobile, a_Count = g.Count(), a_Amount = g.Sum(o => o.Amount... 阅读全文