SqlSugar 笔记

分组:

日期分组一:

var result = await temp
                .GroupBy("date_format(Day,'%Y-%m')")
                .Select(s => new ViewModel.Managerment.MemberAmountChartView()
                {
                    Month = SqlFunc.MappingColumn(s.Day, "date_format(Day,'%Y-%m')"),
                    TotalMember = SqlFunc.AggregateSum(s.IsMember) + SqlFunc.AggregateSum(s.NotMember),
                    IsMember = SqlFunc.AggregateSum(s.IsMember),
                    NotMember = SqlFunc.AggregateSum(s.NotMember)
                }).ToListAsync();

日期分组二:

                        temp = temp.GroupBy(s => SqlFunc.DateValue(s.Date, DateType.Year))
                            .GroupBy(s => SqlFunc.DateValue(s.Date, DateType.Month));
                        var result = await temp.Select(s => new
                        {
                            CollectAmount = SqlFunc.AggregateSum(s.CollectAmount),
                            Year = SqlFunc.DateValue(s.Date, DateType.Year),
                            Month = SqlFunc.DateValue(s.Date, DateType.Month)
                        }).ToListAsync();
                        eChatsRes.X = result.Select(s => $"{s.Year}-{s.Month}").ToList();
                        eChatsRes.Y = result.Select(s => s.CollectAmount).ToList();