module1.bas

来自「控件属性的自动录入」· BAS 代码 · 共 59 行

Attribute VB_Name = "Module1"

Public Function ConnectString() _
   As String
'returns a DB ConnectString
   ConnectString = "Provider=MSDASQL.1;Persist Security Info=False;User ID=sa;Data Source=sewage;Initial Catalog=sewage"
End Function

Public Function ExecuteSQL(ByVal SQL _
   As String, MsgString As String) _
   As ADODB.Recordset
'executes SQL and returns Recordset
   Dim cnn As ADODB.Connection
   Dim rst As ADODB.Recordset
   Dim sTokens() As String
   
'On Error GoTo ExecuteSQL_Error
   
   sTokens = Split(SQL)
   Set cnn = New ADODB.Connection
   cnn.Open ConnectString
   
   If InStr("INSERT,DELETE,UPDATE", _
      UCase$(sTokens(0))) Then
      Set rst = New ADODB.Recordset
      
      rst.Open SQL, cnn, _
         adOpenKeyset, _
         adLockOptimistic
      MsgString = sTokens(0) & _
         " query successful"
   Else
      Set rst = New ADODB.Recordset
      rst.Open Trim$(SQL), cnn, _
         adOpenKeyset, _
         adLockOptimistic
      'rst.MoveLast     'get RecordCount
      
      MsgString = "查询到" & rst.RecordCount & _
         " 条记录 "
   End If
   
   Set ExecuteSQL = rst
   
   Exit Function
   
ExecuteSQL_Exit:
   Set rst = Nothing
   Set cnn = Nothing
   Exit Function
   
ExecuteSQL_Error:
   MsgString = "查询错误: " & _
      Err.Description
   Resume ExecuteSQL_Exit
End Function