form4.vb

VB与ACCESS数据库制作的的注册登陆查询系统

Imports System.Data.OleDb
Public Class Form4
    Inherits System.Windows.Forms.Form

#Region " Windows 窗体设计器生成的代码 "

    Public Sub New()
        MyBase.New()

        '该调用是 Windows 窗体设计器所必需的。
        InitializeComponent()

        '在 InitializeComponent() 调用之后添加任何初始化

    End Sub

    '窗体重写 dispose 以清理组件列表。
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    'Windows 窗体设计器所必需的
    Private components As System.ComponentModel.IContainer

    '注意: 以下过程是 Windows 窗体设计器所必需的
    '可以使用 Windows 窗体设计器修改此过程。
    '不要使用代码编辑器修改它。
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents OleDbDataAdapter1 As System.Data.OleDb.OleDbDataAdapter
    Friend WithEvents OleDbSelectCommand1 As System.Data.OleDb.OleDbCommand
    Friend WithEvents OleDbInsertCommand1 As System.Data.OleDb.OleDbCommand
    Friend WithEvents OleDbUpdateCommand1 As System.Data.OleDb.OleDbCommand
    Friend WithEvents OleDbDeleteCommand1 As System.Data.OleDb.OleDbCommand
    Friend WithEvents OleDbConnection1 As System.Data.OleDb.OleDbConnection
    Friend WithEvents DataSet11 As WindowsApplication1.DataSet1
    Friend WithEvents DataGrid1 As System.Windows.Forms.DataGrid
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Label1 = New System.Windows.Forms.Label
        Me.TextBox1 = New System.Windows.Forms.TextBox
        Me.Button1 = New System.Windows.Forms.Button
        Me.OleDbDataAdapter1 = New System.Data.OleDb.OleDbDataAdapter
        Me.OleDbDeleteCommand1 = New System.Data.OleDb.OleDbCommand
        Me.OleDbConnection1 = New System.Data.OleDb.OleDbConnection
        Me.OleDbInsertCommand1 = New System.Data.OleDb.OleDbCommand
        Me.OleDbSelectCommand1 = New System.Data.OleDb.OleDbCommand
        Me.OleDbUpdateCommand1 = New System.Data.OleDb.OleDbCommand
        Me.DataSet11 = New WindowsApplication1.DataSet1
        Me.DataGrid1 = New System.Windows.Forms.DataGrid
        CType(Me.DataSet11, System.ComponentModel.ISupportInitialize).BeginInit()
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(8, 16)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(120, 40)
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "请输入你的学号"
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(152, 16)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.Size = New System.Drawing.Size(184, 21)
        Me.TextBox1.TabIndex = 1
        Me.TextBox1.Text = ""
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(368, 16)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(104, 32)
        Me.Button1.TabIndex = 2
        Me.Button1.Text = "查询"
        '
        'OleDbDataAdapter1
        '
        Me.OleDbDataAdapter1.DeleteCommand = Me.OleDbDeleteCommand1
        Me.OleDbDataAdapter1.InsertCommand = Me.OleDbInsertCommand1
        Me.OleDbDataAdapter1.SelectCommand = Me.OleDbSelectCommand1
        Me.OleDbDataAdapter1.TableMappings.AddRange(New System.Data.Common.DataTableMapping() {New System.Data.Common.DataTableMapping("Table", "123", New System.Data.Common.DataColumnMapping() {New System.Data.Common.DataColumnMapping("班级", "班级"), New System.Data.Common.DataColumnMapping("年龄", "年龄"), New System.Data.Common.DataColumnMapping("姓名", "姓名"), New System.Data.Common.DataColumnMapping("学号", "学号"), New System.Data.Common.DataColumnMapping("职务", "职务")})})
        Me.OleDbDataAdapter1.UpdateCommand = Me.OleDbUpdateCommand1
        '
        'OleDbDeleteCommand1
        '
        Me.OleDbDeleteCommand1.CommandText = "DELETE FROM [123] WHERE (学号 = ?) AND (姓名 = ? OR ? IS NULL AND 姓名 IS NULL) AND (年龄" & _
        " = ? OR ? IS NULL AND 年龄 IS NULL) AND (班级 = ? OR ? IS NULL AND 班级 IS NULL) AND (" & _
        "职务 = ? OR ? IS NULL AND 职务 IS NULL)"
        Me.OleDbDeleteCommand1.Connection = Me.OleDbConnection1
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_学号", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "学号", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_姓名", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "姓名", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_姓名1", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "姓名", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_年龄", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "年龄", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_年龄1", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "年龄", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_班级", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "班级", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_班级1", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "班级", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_职务", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "职务", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_职务1", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "职务", System.Data.DataRowVersion.Original, Nothing))
        '
        'OleDbConnection1
        '
        Me.OleDbConnection1.ConnectionString = "Jet OLEDB:Global Partial Bulk Ops=2;Jet OLEDB:Registry Path=;Jet OLEDB:Database L" & _
        "ocking Mode=1;Data Source=""D:\123.mdb"";Jet OLEDB:Engine Type=5;Provider=""Microso" & _
        "ft.Jet.OLEDB.4.0"";Jet OLEDB:System database=;Jet OLEDB:SFP=False;persist securit" & _
        "y info=False;Extended Properties=;Mode=Share Deny None;Jet OLEDB:Encrypt Databas" & _
        "e=False;Jet OLEDB:Create System Database=False;Jet OLEDB:Don't Copy Locale on Co" & _
        "mpact=False;Jet OLEDB:Compact Without Replica Repair=False;User ID=Admin;Jet OLE" & _
        "DB:Global Bulk Transactions=1"
        '
        'OleDbInsertCommand1
        '