主题：好像又发现一个bug，交叉表为啥无端端有一列重复了？这个代码很简单，也用了半年了，突然就出问题

原始数据：

此主题相关图片如下：2.png

Dim b As new SQLCrossTableBuilder("tjb1","FinanceInfo")
b.C
b.HGroups.AddDef("FinanceTime", DateGroupEnum.Year, "支付日期_年")
b.HGroups.AddDef("FinanceTime", DateGroupEnum.Month, "支付日期_月")
b.HGroups.AddDef("FinanceTime", DateGroupEnum.Day, "支付日期_日")
b.VGroups.AddDef("FinancePayWay","{0}")
'b.Totals.AddExp("收入", "Case When FinanceMoney > 0 then FinanceMoney else 0 End")
'b.Totals.AddExp("支出", "Case When FinanceMoney < 0 then FinanceMoney else 0 End")
b.Totals.AddExp("总计", "FinanceMoney")
b.HorizontalTotal =True
b.VerticalTotal =True
b.Subtotal =True

此主题相关图片如下：1.png