form1.frm

vb数据库编程资料

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   1305
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   3420
   LinkTopic       =   "Form1"
   ScaleHeight     =   1305
   ScaleWidth      =   3420
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command1 
      Caption         =   "创建数据库和表"
      Height          =   375
      Left            =   360
      TabIndex        =   0
      Top             =   480
      Width           =   2775
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
  Dim Examdb As Database '定义数据库对象变量
  Dim Examtbl As TableDef '定义表对象变量
  Dim Examfld(3) As Field
  Set Examdb = DBEngine.CreateDatabase(VB.App.Path & "\图书管理", dbLangGeneral, dbVersion30)
      '创建数据库
  Set Examtbl = Examdb.CreateTableDef("图书") '创建表
   Rem 此处变定义字段并把字段添加到表对象的Fields集合中
  With Examtbl
         Set Examfld(0) = .CreateField("书号", dbText, 15) '创建书号字段
         Set Examfld(1) = .CreateField("书名", dbText, 20) '创建书名字段
         Set Examfld(2) = .CreateField("单价", dbInteger) '创建单价字段
         .Fields.Append Examfld(0) '把书号字段添加到集合对象Fields中
         .Fields.Append Examfld(1) '把书名字段添加到集合对象Fields中
         .Fields.Append Examfld(2) '把单价字段添加到集合对象Fields中
  End With
  Examdb.TableDefs.Append Examtbl  '把表对象加到集合TableDefs中
  Examdb.Close  '关闭数据库
End Sub