Dim sqltable As DataTable = DataTables("sqltable")
Dim dlg As New OpenFileDialog
dlg.Filter = "Accese文件|*.mdb"
dlg.MultiSelect = True
If dlg.ShowDialog = DialogResult.Ok Then
For Each File As String In dlg.FileNames
'遍历所选的Access文件名
If Connections.Contains("newsql") Then '判断是否存在某一数据源
Connections.Delete("newsql") '如果有就删除
End If
Connections.Add("newsql","Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & file & ";Persist Security Info=False") '把选择的Access文件新建一个数据源 '
Dim conn As Connection = Connections("newsql") '定义数据源
Dim lst As List(Of String)
lst = conn.GetTableNames '所有表
For Each nm As String In lst
'MessageBox.Show(file & " " & nm)
DataTables.Load(nm)
Dim tb As DataTable = DataTables(nm)
Dim mColCount As Integer = tb.dataCols.count()
Dim dr As DataRow = sqltable.addnew()
dr("Fullmdbname") = file
dr("mdbname") = FileSys.GetName(file)
dr("cnname") = conn.name
dr("tablename") = nm
dr("ColCount") = mColCount
DataTables.Unload(nm)
Next
Next
End If
[此贴子已经被作者于2018/7/2 14:41:39编辑过]
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Post By：2018/7/1 17:52:00 [显示全部帖子]
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