连接字符全怎么写?
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(ByVal hwnd As Long, ByVal lpszOp As String, _
ByVal lpszFile As String, ByVal lpszParams As String, _
ByVal LpszDir As String, ByVal FsShowCmd As Long) _
As Long
Private Const SW_NORMAL = 1Private sNwind As String 'Path to sample Access database
Private sOrdersTemplate As String 'Path to Orders Workbook "Template"
Private sEmpDataTemplate As String 'Path to Employee Data Workbook "Template"
Private sProductsTemplate As String 'Path to Products Workbook "Template"
Private sChartTemplate As String 'Path to Workbook "Template" containing a chart
Private sSourceData As StringPrivate Sub Form_Load()
'Initialize the paths to the various workbooks that the
'samples will use.
sNwind = App.Path & "\data.mdb"
sOrdersTemplate = App.Path & "\OrdersTemplate.xls"
sEmpDataTemplate = App.Path & "\EmpDataTemplate.xls"
sProductsTemplate = App.Path & "\ProductsTemplate.xls"
sChartTemplate = App.Path & "\ChartingTemplate.xls"
sSourceData = App.Path & "\SourceData.xls"
End SubPrivate Sub cmdSample1_Click()
'Make a copy of the workbook template
FileCopy sOrdersTemplate, App.Path & "\Results\Orders1.xls"
'Open the ADO connection to the Excel workbook
Set oConn = New ADODB.Connection
oConn.Open "Provider=Microsoft.Jet.OLEDB.4.0;" & _
"Data Source=" & App.Path & "\Results\Orders1.xls;" & _
"Extended Properties=""Excel 8.0;HDR=NO;""" 'Open a connection to the Northwind database and retrieve the information
'in OrderDetails table
Dim oNWindConn As New ADODB.Connection, oOrdersRS As New ADODB.Recordset
oNWindConn.Open "provider=microsoft.jet.oledb.4.0; data source=" & sNwind
oOrdersRS.Open "SELECT [Order Details].OrderID, Products.ProductName, " & _
"[Order Details].UnitPrice , [Order Details].Quantity, " & _
"[Order Details].Discount FROM Products INNER JOIN " & _
"[Order Details] ON Products.ProductID = " & _
"[Order Details].ProductID ORDER BY [Order Details].OrderID", _
oNWindConn, adOpenStatic
'**Note: The first "row" in the Orders_Table is hidden -- it contains dummy data that
' the OLE DB Provider uses to determine the data types for the table.
'Add the data from the Order Details table in Northwind to the workbook
Dim oRS As New ADODB.Recordset
oRS.Open "Select * from Orders_Table", oConn, adOpenKeyset, adLockOptimistic
Do While Not (oOrdersRS.EOF)
oRS.AddNew
For i = 0 To 4
oRS.Fields(i).Value = oOrdersRS.Fields(i).Value
Next
oRS.Update
oOrdersRS.MoveNext
Loop
'Close the recordset and connection to Northwind
oOrdersRS.Close
Set oOrdersRS = Nothing
oNWindConn.Close
Set oNWindConn = Nothing
'Close the connection to the workbook
oConn.Close
Set oConn = Nothing
'Open the workbook to examine the results
DoEvents
ShellExecute Me.hwnd, "Open", App.Path & "\Results\Orders1.xls", "", "C:\", SW_SHOWNORMAL
End SubPrivate Sub cmdSample2_Click() 'Make a copy of the workbook template
FileCopy sEmpDataTemplate, App.Path & "\Results\EmpData.xls"
'Open the ADO connection to the Excel workbook
Set oConn = New ADODB.Connection
oConn.Open "Provider=Microsoft.Jet.OLEDB.4.0;" & _
"Data Source=" & App.Path & "\Results\EmpData.xls;" & _
"Extended Properties=""Excel 8.0;HDR=NO;"""
'Add values to individual cells
oConn.Execute "Insert into First_Name (F1) Values ('Nancy')"
oConn.Execute "Insert into Last_Name (F1) Values ('Davolio')"
oConn.Execute "Insert into Title (F1) Values ('Sales Manager')"
oConn.Execute "Insert into Hire_Date (F1) Values (#11/1/00#)"
oConn.Execute "Insert into Comments (F1) Values ('This is a line of long text that will wrap in the cell.This is a line of long text that will wrap in the cell.')"
'Close the connection
oConn.Close
'Open the workbook to examine the results
DoEvents
ShellExecute Me.hwnd, "Open", App.Path & "\Results\EmpData.xls", "", "C:\", SW_SHOWNORMAL
End SubPrivate Sub cmdSample3_Click() 'Make a copy of the workbook template
FileCopy sProductsTemplate, App.Path & "\Results\Products.xls"
'Open a connection to the Northwind database and retrieve the information
'in the Products table
Dim oNWindConn As New ADODB.Connection, oProdRS As New ADODB.Recordset
oNWindConn.Open "provider=microsoft.jet.oledb.4.0; data source=" & sNwind
oProdRS.Open "SELECT Products.ProductName," & _
"Products.UnitPrice, Products.UnitsInStock FROM Products", _
oNWindConn, adOpenStatic 'Open the ADO connection to the Excel workbook
Dim oConn As ADODB.Connection
Set oConn = New ADODB.Connection
oConn.Open "Provider=Microsoft.Jet.OLEDB.4.0;" & _
"Data Source=" & App.Path & "\Results\Products.xls;" & _
"Extended Properties=""Excel 8.0;HDR=NO;"""
'Create a new table (or worksheet in the workbook)
oConn.Execute "create table Products (Product char(255), UnitPrice int, UnitsInStock int)" Dim oRS As ADODB.Recordset
Set oRS = New ADODB.Recordset
oRS.Open "Select * from Products", oConn, adOpenKeyset, adLockOptimistic
Do While Not (oProdRS.EOF)
oRS.AddNew
oRS.Fields(0) = oProdRS.Fields("ProductName").Value
oRS.Fields(1) = oProdRS.Fields("UnitPrice").Value
oRS.Fields(2) = oProdRS.Fields("UnitsInStock").Value
oRS.Update
oProdRS.MoveNext
Loop
'Close the recordset and connection to Northwind
oProdRS.Close
oNWindConn.Close
'Close the recordset and connection to the Excel workbook
oRS.Close
oConn.Close
'Open the workbook to examine the results
DoEvents
ShellExecute Me.hwnd, "Open", App.Path & "\Results\Products.xls", "", "C:\", SW_SHOWNORMAL
End Sub
FileCopy sOrdersTemplate, App.Path & "\Results\Orders2.xls" Dim catDB As ADOX.Catalog
Dim tblLink As ADOX.Table Set catDB = New ADOX.Catalog 'Link the Orders_Table in the Workbook to the Access Northwind Database.
'The name of the linked, or attached table, in NorthWind will be "LinkedXLS"
catDB.ActiveConnection = "Provider=Microsoft.Jet.OLEDB.4.0;" & _
"Data Source=" & sNwind
Set tblLink = New ADOX.Table
With tblLink
.Name = "LinkedXLS"
Set .ParentCatalog = catDB
.Properties("Jet OLEDB:Create Link") = True
.Properties("Jet OLEDB:Link Provider String") = _
"Excel 8.0;DATABASE=" & App.Path & "\Results\Orders2.xls;HDR=NO"
.Properties("Jet OLEDB:Remote Table Name") = "Orders_Table"
End With
catDB.Tables.Append tblLink
'Open a connection to Northwind
Dim oConn As New ADODB.Connection
oConn.Open "Provider=Microsoft.Jet.OLEDB.4.0;" & _
"Data Source=" & sNwind
'Append the records from a join between [Order Details] and [Products] into the
'linked Excel table
oConn.Execute "INSERT INTO LinkedXLS ( F1, F2, F3, F4, F5 ) " & _
"SELECT [Order Details].OrderID, Products.ProductName, " & _
"[Order Details].UnitPrice, [Order Details].Quantity, " & _
"[Order Details].Discount FROM Products INNER JOIN " & _
"[Order Details] ON Products.ProductID = [Order Details].ProductID"
'Detach the table and close the connection
catDB.Tables.Delete "LinkedXLS"
Set tblLink = Nothing
oConn.Close
Set catDB = Nothing
'Open the workbook to examine the results
DoEvents
ShellExecute Me.hwnd, "Open", App.Path & "\Results\Orders2.xls", "", "C:\", SW_SHOWNORMAL
End SubPrivate Sub cmdSample5_Click()
If cboTables.ListIndex < 0 Then
MsgBox "Select a table from the list"
Exit Sub
End If
'Open the ADO connection to the Excel workbook
Dim oConn As ADODB.Connection
Set oConn = New ADODB.Connection
oConn.Open "Provider=Microsoft.Jet.OLEDB.4.0;" & _
"Data Source=" & sSourceData & ";" & _
"Extended Properties=""Excel 8.0;HDR=YES;"""
'Get the table name from the dropdown
Dim sTableName As String
sTableName = "[" & cboTables.List(cboTables.ListIndex) & "]"
'Get the recordset
Dim oRS As ADODB.Recordset, nCols As Integer
Set oRS = New ADODB.Recordset
oRS.Open sTableName, oConn, adOpenStatic, adLockOptimistic
nCols = oRS.Fields.Count
Debug.Print sTableName 'Display the field names
Dim i As Integer, sFields As String, sData As String
For i = 0 To nCols - 1
sFields = sFields & oRS.Fields(i).Name & vbTab
Next
Debug.Print sFields
'Display the records
Do While Not oRS.EOF
sData = ""
For i = 0 To nCols - 1
sData = sData & oRS.Fields(i).Value & vbTab
Next
Debug.Print sData
oRS.MoveNext
Loop
'Close the recordset and the connection
oRS.Close
oConn.Close
End Sub
Dim rst As ADODB.Recordset
Dim a() As String
Set cN = New ADODB.Connection
cN.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & App.Path & "\data\_data.mdb;Persist Security Info=False;jet OLEDB:Database password=422127197509080072"
cN.Open访问xls用以上的方法行不行?我不想这么复杂
Set oConn = New ADODB.Connection
oConn.Open "Provider=Microsoft.Jet.OLEDB.4.0;" & _
"Data Source=" & sSourceData & ";" & _
"Extended Properties=""Excel 8.0;HDR=YES;"""你把连接字串改一下!
(ByVal sFile _
As String) As ADODB.Recordset On Error GoTo fix_err
Dim rs As ADODB.Recordset
Set rs = New ADODB.Recordset
Dim sconn As String rs.CursorLocation = adUseClient
rs.CursorType = adOpenKeyset
rs.LockType = adLockBatchOptimistic sconn = "DRIVER=Microsoft Excel Driver (*.xls);" & "DBQ=" & sFile
rs.Open "SELECT * FROM [sheet1$]", sconn
Set Read_Excel = rs
Set rs = Nothing
Exit Function
fix_err:
Debug.Print Err.Description + " " + _
Err.Source, vbCritical, "Import"
Err.Clear
End Function