主题：[求助]统计列插入列

Dim g As New GroupTableBuilder("需求辅助", DataTables("需求统计"))

g.Groups.AddDef("子项物料代码")

g.Groups.AddDef("物料名称")

g.Groups.AddDef("规格型号")

g.Totals.AddDef("总欠料", AggregateEnum.Average)

g.Filter = "[总欠料] < 0 and [总需求] > 0"

g.Build()

MainTable = Tables("需求辅助")

DataTables("需求辅助").DataCols.Add("总欠料2",Gettype(Double),"总欠料*－1")