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我想用不同数据集(dtDev、dtProd、dtQA)绑定多个系列的 rad 图表,可以告诉我如何编码吗?

仅举个盲例,因为我们有三个日期 dtDev、dtProd、dtQA。

请治疗,提前谢谢!

monthlyradchartcontrole.Clear()
Dim dtDev as dataset = nothing
dtDev = obj.datareturn(parameters)

monthlyradchartcontrole.DataSource = dtDev

monthlyradchartcontrole.DataBind()

monthlyradchartcontrole.Series(0).DataXColumn = "ScheduledStartDate"
monthlyradchartcontrole.Series(0).DataYColumn = "ChamberUtilization"

monthlyradchartcontrole.PlotArea.XAxis.AxisLabel.TextBlock.Text = monthlyXaxislableName
monthlyradchartcontrole.PlotArea.XAxis.AxisLabel.Visible = True
                monthlyradchartcontrole.PlotArea.XAxis.AxisLabel.TextBlock.Appearance.TextProperties.Color = System.Drawing.Color.Red
monthlyradchartcontrole.PlotArea.XAxis.AxisLabel.TextBlock.Appearance.Position.Auto = True

monthlyradchartcontrole.PlotArea.YAxis.AxisLabel.Visible = True
monthlyradchartcontrole.PlotArea.YAxis.AxisLabel.TextBlock.Text = monthlyYaxislableName
                monthlyradchartcontrole.PlotArea.YAxis.AxisLabel.TextBlock.Appearance.TextProperties.Color = System.Drawing.Color.Red
monthlyradchartcontrole.PlotArea.YAxis.AxisLabel.TextBlock.Appearance.Position.Auto = True

monthlyradchartcontrole.Legend.Visible = False

谢谢你,

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1 回答 1

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您的声明是将 T1 和 T2 中的列彼此相邻:

T1.a, T1.b, T2.a, T2.b

我认为这不是你想要的。你可能想要:

a, b

所以你应该使用一个联合:

select T1.a, T1.b 
  from T1
union select T1.a, T1.b 
  from T2
  into T3

如果您确实希望将多个表的列插入另一个表,请尝试以下操作:

select T1.a, T2.b
  from T1 inner join T2 on T1.ClientID = T2.ClientID
  into T3
于 2012-09-10T17:09:05.727 回答