各位老师,早上好!
请教一下自动编号问题:我的数据表是外部数据,用Compute计算最大编号时,如果没有加载数据则编号重复从1开始。改用SQLCompute,提示如下错误:
.NET Framework 版本:2.0.50727.4984
Foxtable 版本:2014.8.6.1
错误所在事件:
详细错误信息:
'.01' 附近有语法错误。
不明白错在什么地方,代码如下,请老师指正!
Select e.DataCol.Name
Case
"GB311","GB402"
If
e.DataRow.IsNull("GB311")
OrElse e.DataRow.IsNull("GB402") Then
e.DataRow("编号") = Nothing
Else
Dim
d As Date = e.DataRow("GB311")
Dim
y As Integer = d.Year
Dim
m As Integer = d.Month
Dim
Days As Integer = Date.DaysInMonth(y,m)
Dim
fd As Date = New Date(y,1,1) '获得该月的第一天
Dim
ld As Date = New Date(y,12,31) '获得该月的最后一天
Dim
bh As String = e.DataRow("GB402")
& "-"
& Format(d,"yyyy")
& "-"
'生成编号的前缀
If
e.DataRow("编号").StartsWith(bh) = False '如果单据编号前缀不符
Dim max As String
Dim idx As Integer
Dim flt As String
flt = "GB402 =
'"& e.DataRow("GB402") &
"' And GB311 >= #" & fd & "# And GB311
<= #" & ld & "# And [_Identify] <> " & e.DataRow("_Identify")
max = e.DataTable.SQLCompute("Max(编号)",flt)
'取得该月的相同工程代码的最大单据编号
If max > "" Then '如果存在最大单据编号
idx = CInt(max.Substring(15,4)) + 1 '获得最大单据编号的后四位顺序号,并加1
Else
idx = 1 '否则顺序号等于1
End If
e.DataRow("编号") = bh
& Format(idx,"0000")
End
If
End
If
End Select