Dim b As New SQLGroupTableBuilder("产量月报表","出勤清单")
b.C
b.AddTable("出勤清单","工组日","日报表","工组日")
b.Groups.AddDef("{出勤清单}.工序")
b.Groups.AddDef("{出勤清单}.月份")
b.Groups.AddDef("{出勤清单}.日期")
b.Groups.AddDef("{出勤清单}.姓名")
b.Groups.AddDef("{日报表}.组号")
b.Groups.AddDef("总工时")
b.Groups.AddDef("工时")
b.Groups.AddDef("工价")
b.Groups.AddDef("规格型号")
b.Totals.AddDef("生产数")
b.Totals.AddDef("工资")
b.Totals.AddExp("生产数","生产数 * (工时/总工时)","个人数")
b.Filter = "{日报表}.组号 Is not null"
b.Build
MainTable = Tables("产量月报表")
编写以上代码后,提示遇到被零除的错误不能运行,这个问题应该如何处理