主要介绍的是浏览学生成绩的程序,方法比较容易.

VERSION 5.00
Begin VB.Form 浏览学生成绩 
   Caption         =   "浏览学生成绩"
   ClientHeight    =   3090
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   4680
   LinkTopic       =   "Form1"
   ScaleHeight     =   3090
   ScaleWidth      =   4680
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton CmdLast 
      Height          =   375
      Left            =   3600
      Picture         =   "浏览学生成绩.frx":0000
      Style           =   1  'Graphical
      TabIndex        =   14
      Top             =   2640
      Width           =   495
   End
   Begin VB.CommandButton CmdNext 
      Height          =   375
      Left            =   2520
      Picture         =   "浏览学生成绩.frx":0442
      Style           =   1  'Graphical
      TabIndex        =   13
      Top             =   2640
      Width           =   495
   End
   Begin VB.CommandButton CmdPre 
      Height          =   375
      Left            =   1440
      Picture         =   "浏览学生成绩.frx":0884
      Style           =   1  'Graphical
      TabIndex        =   12
      Top             =   2640
      Width           =   495
   End
   Begin VB.CommandButton CmdFirst 
      Height          =   375
      Left            =   240
      Picture         =   "浏览学生成绩.frx":0CC6
      Style           =   1  'Graphical
      TabIndex        =   11
      Top             =   2640
      Width           =   495
   End
   Begin VB.CommandButton CmdEND 
      Caption         =   "结束"
      Height          =   495
      Left            =   2880
      TabIndex        =   10
      Top             =   1680
      Width           =   1215
   End
   Begin VB.CommandButton CmdCANCEL 
      Caption         =   "中断"
      Height          =   495
      Left            =   2880
      TabIndex        =   9
      Top             =   960
      Width           =   1215
   End
   Begin VB.CommandButton CmdFIND 
      Caption         =   "查找"
      Height          =   495
      Left            =   2880
      TabIndex        =   8
      Top             =   240
      Width           =   1215
   End
   Begin VB.TextBox TxtSCORE 
      Height          =   375
      Left            =   1200
      TabIndex        =   7
      Top             =   1920
      Width           =   975
   End
   Begin VB.TextBox TxtAGE 
      Height          =   375
      Left            =   1200
      TabIndex        =   6
      Top             =   1320
      Width           =   975
   End
   Begin VB.TextBox TxtSNAME 
      Height          =   375
      Left            =   1200
      TabIndex        =   5
      Top             =   720
      Width           =   975
   End
   Begin VB.TextBox TxtSN 
      Height          =   375
      Left            =   1200
      TabIndex        =   4
      Top             =   120
      Width           =   975
   End
   Begin VB.Label Label4 
      Caption         =   "成绩"
      Height          =   255
      Left            =   240
      TabIndex        =   3
      Top             =   2040
      Width           =   615
   End
   Begin VB.Label Label3 
      Caption         =   "年龄"
      Height          =   255
      Left            =   240
      TabIndex        =   2
      Top             =   1440
      Width           =   615
   End
   Begin VB.Label Label2 
      Caption         =   "姓名"
      Height          =   255
      Left            =   240
      TabIndex        =   1
      Top             =   840
      Width           =   615
   End
   Begin VB.Label Label1 
      Caption         =   "学号"
      Height          =   255
      Left            =   240
      TabIndex        =   0
      Top             =   240
      Width           =   615
   End
End
Attribute VB_Name = "浏览学生成绩"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim cmd As New ADODB.Command
Dim cn As New ADODB.Connection
Dim rs As New ADODB.Recordset

Private Sub CmdCANCEL_Click()
    Form_Load.Show
End Sub

Private Sub CmdEND_Click()
    End
End Sub

Private Sub CmdFIND_Click()
    cmd.ActiveConnection = cn
    cmd.CommandText = Trim(TxtSN.Text)
    Set rs = cmd.Execute
    While Not rs.EOF
        MsgBox CStr(rs.Fields("Score").Value)
    Wend
          
End Sub

Private Sub CmdFirst_Click()
    rs.MoveFirst
End Sub

Private Sub CmdLast_Click()
    rs.MoveLast
End Sub

Private Sub CmdNext_Click()
    rs.MoveNext
    If rs.EOF = True Then
        rs.MoveLast
    End If
End Sub


Private Sub CmdPre_Click()
    rs.MovePrevious
    If rs.BOF = True Then
        rs.MoveFirst
    End If
End Sub

Private Sub Form_Load()
    Dim ssql As String
    On Error GoTo donothing
    ssql = "driver={sql server};server=6F358FC41A8D47A;database=school"
    cn.ConnectionString = ssql
    cn.Open
    Exit Sub
donothing:
    MsgBox "数据库连接错误", vbCritical, "system information"
    End
End Sub