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这是我的代码,然后问题是它不会显示网格列表中的信息。我想使我的两个表的内部连接,但它不符合我的代码。这将是什么样的替代方式?非常感谢你回答。在Vb.net中使用sql提取查询
Dim sqlQuery As String = "SELECT Persons.pr_id, Persons.pr_fname, Persons.pr_mname, Persons.pr_lname, Persons.pr_address, Users.UserName, Users.phone_num FROM Persons" & _
"INNER JOIN Users ON Persons.pr_id = Users.pr_id" & _
" WHERE pr_id='" & TextBox1.Text & "'"
Dim table As New DataTable
cn.Close()
cn.Open()
With cmd
.CommandText = sqlQuery
.Connection = cn
End With
With cmd
.CommandText = sqlQueryUser
.Connection = cn
End With
With sqla
.SelectCommand = cmd
.Fill(table)
End With
If ListView1.SelectedItems.Count > 0 Then
'Button20.Visible = True
'Button10.Visible = True
'RichTextBox2.Enabled = False
'senbyCombo.Enabled = False
'group_sendCombo.Enabled = False
'title.Enabled = False
'ListView3.Enabled = True
id = ListView1.SelectedItems(0).Text
TextBox1.Text = ListView1.SelectedItems(0).SubItems(0).Text
TextBox2.Text = ListView1.SelectedItems(0).SubItems(1).Text
TextBox3.Text = ListView1.SelectedItems(0).SubItems(2).Text
TextBox4.Text = ListView1.SelectedItems(0).SubItems(3).Text
TextBox5.Text = ListView1.SelectedItems(0).SubItems(4).Text
TextBox7.Text = ListView1.SelectedItems(0).SubItems(6).Text
End If
cn.Close()
你的问题是关于SQL查询。您应该发布有关您的表格的信息,查询以及您试图达到的最终结果。其他的vb代码并不能帮助你。 – FeliceM
你有什么错误吗? – Naveen
对不起FeliceM ..下次我会按照你的帖子.. :) – RealJayzie