form1.frm

用VB链接SQL SERVER数据库的一个很好的例子

VERSION 5.00
Object = "{67397AA1-7FB1-11D0-B148-00A0C922E820}#6.0#0"; "MSADODC.OCX"
Object = "{CDE57A40-8B86-11D0-B3C6-00A0C90AEA82}#1.0#0"; "MSDATGRD.OCX"
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   4965
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   7440
   LinkTopic       =   "Form1"
   ScaleHeight     =   4965
   ScaleWidth      =   7440
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command2 
      Caption         =   "Command2"
      Height          =   495
      Left            =   3960
      TabIndex        =   3
      Top             =   360
      Width           =   855
   End
   Begin MSAdodcLib.Adodc Adodc1 
      Height          =   375
      Left            =   1320
      Top             =   4200
      Width           =   2535
      _ExtentX        =   4471
      _ExtentY        =   661
      ConnectMode     =   0
      CursorLocation  =   3
      IsolationLevel  =   -1
      ConnectionTimeout=   15
      CommandTimeout  =   30
      CursorType      =   3
      LockType        =   3
      CommandType     =   8
      CursorOptions   =   0
      CacheSize       =   50
      MaxRecords      =   0
      BOFAction       =   0
      EOFAction       =   0
      ConnectStringType=   1
      Appearance      =   1
      BackColor       =   -2147483643
      ForeColor       =   -2147483640
      Orientation     =   0
      Enabled         =   -1
      Connect         =   ""
      OLEDBString     =   ""
      OLEDBFile       =   ""
      DataSourceName  =   ""
      OtherAttributes =   ""
      UserName        =   ""
      Password        =   ""
      RecordSource    =   ""
      Caption         =   "Adodc1"
      BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      _Version        =   393216
   End
   Begin VB.CommandButton Command1 
      Caption         =   "Command1"
      Height          =   375
      Left            =   1560
      TabIndex        =   2
      Top             =   360
      Width           =   1335
   End
   Begin MSDataGridLib.DataGrid DataGrid1 
      Bindings        =   "Form1.frx":0000
      Height          =   2175
      Left            =   720
      TabIndex        =   1
      Top             =   960
      Width           =   4455
      _ExtentX        =   7858
      _ExtentY        =   3836
      _Version        =   393216
      HeadLines       =   1
      RowHeight       =   15
      BeginProperty HeadFont {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ColumnCount     =   2
      BeginProperty Column00 
         DataField       =   ""
         Caption         =   ""
         BeginProperty DataFormat {6D835690-900B-11D0-9484-00A0C91110ED} 
            Type            =   0
            Format          =   ""
            HaveTrueFalseNull=   0
            FirstDayOfWeek  =   0
            FirstWeekOfYear =   0
            LCID            =   2052
            SubFormatType   =   0
         EndProperty
      EndProperty
      BeginProperty Column01 
         DataField       =   ""
         Caption         =   ""
         BeginProperty DataFormat {6D835690-900B-11D0-9484-00A0C91110ED} 
            Type            =   0
            Format          =   ""
            HaveTrueFalseNull=   0
            FirstDayOfWeek  =   0
            FirstWeekOfYear =   0
            LCID            =   2052
            SubFormatType   =   0
         EndProperty
      EndProperty
      SplitCount      =   1
      BeginProperty Split0 
         BeginProperty Column00 
         EndProperty
         BeginProperty Column01 
         EndProperty
      EndProperty
   End
   Begin VB.TextBox Text1 
      DataField       =   "c_id"
      DataSource      =   "Adodc1"
      Height          =   495
      Left            =   5760
      TabIndex        =   0
      Text            =   "Text1"
      Top             =   1080
      Width           =   1575
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

'首先引用Microsoft  Activex  Data  Objects  2.x  Library
Dim objcon   As New ADODB.Connection
Dim objrs   As New ADODB.Recordset
Dim strConn As String

 
Private Sub Command1_Click()
objrs.Open "select  *  from  Order1", objcon, 3, 1
'在部件中添加DataGrid控件
Set DataGrid1.DataSource = objrs
End Sub

Private Sub Command2_Click()
objrs.Open "select  c_id  from  Order1", objcon, 3, 1
'在部件中添加DataGrid控件
Set Text1.DataSource = objrs

End Sub

Private Sub Form_Load()



strConn = "Provider=SQLOLEDB.1;User ID=sa;password=sa;Initial Catalog=chen;Data Source=unicom\chendba"
objcon.Open strConn
'strConn = "Provider=SQLOLEDB.1;Persist Security Info=False;User ID=sa;password=hNXQF222;Initial Catalog=database;Data Source=192.168.1.136"

'objcon.Open "Provider=sqloledb.1;user  id=sa;password=hNXQF222;Initial  Catalog=Northwind;Data  Source="

End Sub