module1.bas

来自「SQL SERVER+ isual basic的数据库开发的漏洞管理系统」· BAS 代码 · 共 63 行

Attribute VB_Name = "Module1"





Public Function ConnectString() _
   As String
'returns a DB ConnectString
   ConnectString = "FileDSN=学生公寓管理数据库.dsn;UID=sa;PWD="
End Function
Public Function ExecuteSQL(ByVal SQL As String, MsgString As String) As ADODB.Recordset
Dim Cnn As ADODB.Connection '定义连接
Dim Rst As ADODB.Recordset
Dim sTokens() As String '定义字符串

On Error GoTo ExecuteSQL_Error '异常处理

sTokens = Split(SQL) '用Split函数产生一个包含各个子串的数组

Set Cnn = New ADODB.Connection '创建连接
Cnn.Open ConnectString

If InStr("INSERT,DELETE,UPDATE", LCase$(sTokens(0))) Then '判断字符串中是否含有指定内容
Cnn.Execute SQL '执行查询语句
MsgString = sTokens(0) & "query successful" '返回查询信息
Else
Set Rst = New ADODB.Recordset '闯将数据集对象
Rst.Open Trim$(SQL), Cnn, adOpenKeyset, adLockOptimistic '返回查询结果
Set ExecuteSQL = Rst '返回记录集对象
MsgString = "查询到" & Rst.RecordCount & " 条记录"
End If

ExecuteSQL_Exit:

Set Rst = Nothing '清空数据集对象
Set Cnn = Nothing '中断连接
Exit Function

ExecuteSQL_Error: '判断错误类型

MsgString = "查询错误:" & Err.Description
MsgBox MsgString
Resume ExecuteSQL_Exit

End Function


          

     


Public Sub EnterToTab(Keyasc As Integer)
    If Keyasc = 13 Then
        SendKeys "{TAB}"
    End If
End Sub