Question

connect()
        MD = "update EmpRec set ('" & TextBox1.Text & "','" & TextBox2.Text & "','" & TextBox3.Text & "', '" & TextBox4.Text & "', '" & TextBox5.Text & "','" & ComboBox2.Text & "','" & ComboBox3.Text & "','" & Label3.Text & "','" & ComboBox4.Text & "','" & ComboBox5.Text & "','" & TextBox7.Text & "','" & TextBox8.Text & "','" & TextBox9.Text & "','" & Label19.Text & "','" & Label22.Text & "','" & Label25.Text & "','" & TextBox6.Text & "','" & TextBox10.Text & "')"
        comm = New OleDbCommand(MD, conn)
        comm.ExecuteNonQuery()
        MsgBox("Done!", MsgBoxStyle.Information)
        grid()
        TextBox1.Clear()
        TextBox2.Clear()
        TextBox3.Clear()
        TextBox4.Clear()
        TextBox5.Clear()
        DataGridView1.Refresh()
        TextBox2.Enabled = False
        TextBox3.Enabled = False
        TextBox4.Enabled = False
        TextBox5.Enabled = False
  End Sub

Answer 1

这不是编写UPDATE语句的方法。试着看看MD的样子。它可能类似于update EmpRec set ('asdf','zxcv','qwer'... 列名称在哪里？此外，正如Alex K.在评论中写道，你真的需要将其更改为参数化查询。

无法在Visual Studio 2012中使用Update命令

1 个答案: