用ASP生成Chart
作者:tank 日期:2005-01-19
DB Function
作者:tank 日期:2005-01-14
<%
'---------------------------------------------------
Function GetMdbConnection( FileName )
Dim Provider, DBPath
Provider = "Provider=Microsoft.Jet.OLEDB.4.0;"
DBPath = "Data Source=" & Server.MapPath(FileName)
Set GetMdbConnection = GetConnection( Provider & DBPath )
End Function
'---------------------------------------------------
Function GetSecuredMdbConnection( FileName, Password )
Dim Provider, DBPath
Provider = "Provider=Microsoft.Jet.OLEDB.4.0;"
DBPath = "Data Source=" & Server.MapPath(FileName)
Set GetSecuredMdbConnection = GetConnection( Provider & DBPath & ";Jet OLEDB:Database Password=" & Password )
End Function
'---------------------------------------------------
Function GetDbcConnection( FileName )
Dim Driver, SourceType, DBPath
Driver = "Driver={Microsoft Visual FoxPro Driver};"
SourceType = "SourceType=DBC;"
DBPath = "SourceDB=" & Server.MapPath( FileName )
Set GetDbcConnection = GetConnection( Driver & SourceType & DBPath )
End Function
'---------------------------------------------------
Function GetDbfConnection( Directory )
Dim Driver, SourceType, DBPath
Driver = "Driver={Microsoft Visual FoxPro Driver};"
SourceType = "SourceType=DBF;"
DBPath = "SourceDB=" & Server.MapPath( Directory )
Set GetDbfConnection = GetConnection( Driver & SourceType & DBPath )
End Function
'---------------------------------------------------
Function GetExcelConnection( FileName )
Dim Driver, DBPath
Driver = "Driver={Microsoft Excel Driver (*.xls)};"
DBPath = "DBQ=" & Server.MapPath( FileName )
Set GetExcelConnection = GetConnection( Driver & "ReadOnly=0;" & DBPath )
End Function
'---------------------------------------------------
Function GetTextConnection( Directory )
Dim Driver, DBPath
Driver = "Driver={Microsoft Text Driver (*.txt; *.csv)};"
DBPath = "DBQ=" & Server.MapPath( Directory )
Set GetTextConnection = GetConnection( Driver & DBPath )
End Function
'---------------------------------------------------
Function GetSQLServerConnection( Computer, UserID, Password, Db )
Dim Params, conn
Set GetSQLServerConnection = Nothing
Params = "Provider=SQLOLEDB.1"
Params = Params & ";Data Source=" & Computer
Params = Params & ";User ID=" & UserID
Params = Params & ";Password=" & Password
Params = Params & ";Initial Catalog=" & Db
Set conn = Server.CreateObject("ADODB.Connection")
conn.Open Params
Set GetSQLServerConnection = conn
End Function
'---------------------------------------------------
Function GetMdbRecordset( FileName, Source )
Set GetMdbRecordset = GetMdbRs( FileName, Source, 2, "" )
End Function
'---------------------------------------------------
Function GetMdbStaticRecordset( FileName, Source )
Set GetMdbStaticRecordset = GetMdbRs( FileName, Source, 3, "" )
End Function
'---------------------------------------------------
Function GetSecuredMdbRecordset( FileName, Source, Password )
Set GetSecuredMdbRecordset = GetMdbRs( FileName, Source, 2, Password )
End Function
'---------------------------------------------------
Function GetSecuredMdbStaticRecordset( FileName, Source, Password )
Set GetSecuredMdbStaticRecordset = GetMdbRs( FileName, Source, 3, Password )
End Function
'---------------------------------------------------
Function GetDbfRecordset( Directory, SQL )
Set GetDbfRecordset = GetOtherRs( "Dbf", Directory, SQL, 2 )
End Function
'---------------------------------------------------
Function GetDbfStaticRecordset( Directory, SQL )
Set GetDbfStaticRecordset = GetOtherRs( "Dbf", Directory, SQL, 3 )
End Function
'---------------------------------------------------
Function GetDbcRecordset( FileName, SQL )
Set GetDbcRecordset = GetOtherRs( "Dbc", FileName, SQL, 2 )
End Function
'---------------------------------------------------
Function GetDbcStaticRecordset( FileName, SQL )
Set GetDbcStaticRecordset = GetOtherRs( "Dbc", FileName, SQL, 3 )
End Function
'---------------------------------------------------
Function GetExcelRecordset( FileName, SQL )
Set GetExcelRecordset = GetOtherRs( "Excel", FileName, SQL, 2 )
End Function
'---------------------------------------------------
Function GetExcelStaticRecordset( FileName, SQL )
Set GetExcelStaticRecordset = GetOtherRs( "Excel", FileName, SQL, 3 )
End Function
'---------------------------------------------------
Function GetTextRecordset( Directory, SQL )
Set GetTextRecordset = GetOtherRs( "Text", Directory, SQL, 2 )
End Function
'---------------------------------------------------
Function GetTextStaticRecordset( Directory, SQL )
Set GetTextStaticRecordset = GetOtherRs( "Text", Directory, SQL, 3 )
End Function
'---------------------------------------------------
Function GetSQLServerRecordset( conn, source )
Dim rs
Set rs = Server.CreateObject("ADODB.Recordset")
rs.Open source, conn, 2, 2
Set GetSQLServerRecordset = rs
End Function
'---------------------------------------------------
Function GetSQLServerStaticRecordset( conn, source )
Dim rs
Set rs = Server.CreateObject("ADODB.Recordset")
rs.Open source, conn, 3, 2
Set GetSQLServerStaticRecordset = rs
End Function
'---------------------------------------------------
Function GetConnection( Param )
Dim conn
On Error Resume Next
Set GetConnection = Nothing
Set conn = Server.CreateObject("ADODB.Connection")
If Err.Number <> 0 Then Exit Function
conn.Open Param
If Err.Number <> 0 Then Exit Function
Set GetConnection = conn
End Function
'---------------------------------------------------
Function GetMdbRs( FileName, Source, Cursor, Password )
Dim conn, rs
On Error Resume Next
Set GetMdbRs = Nothing
If Len(Password) = 0 Then
Set conn = GetMdbConnection( FileName )
Else
Set conn = GetSecuredMdbConnection( FileName, Password )
End If
If conn Is Nothing Then Exit Function
Set rs = Server.CreateObject("ADODB.Recordset")
If Err.Number <> 0 Then Exit Function
rs.Open source, conn, Cursor, 2
If Err.Number <> 0 Then Exit Function
Set GetMdbRs = rs
End Function
'---------------------------------------------------
Function GetOtherRs( DataType, Path, SQL, Cursor )
Dim conn, rs
On Error Resume Next
Set GetOtherRs = Nothing
Select Case DataType
Case "Dbf"
Set conn = GetDbfConnection( Path )
Case "Dbc"
Set conn = GetDbcConnection( Path )
Case "Excel"
Set conn = GetExcelConnection( Path )
Case "Text"
Set conn = GetTextConnection( Path )
End Select
If conn Is Nothing Then Exit Function
Set rs = Server.CreateObject("ADODB.Recordset")
If Err.Number <> 0 Then Exit Function
rs.Open SQL, conn, Cursor, 2
If Err.Number <> 0 Then Exit Function
Set GetOtherRs = rs
End Function
'---------------------------------------------------
Function GetSQLServerRs( Computer, UserID, Password, Db, source, Cursor )
Dim conn, rs
On Error Resume Next
Set GetSQLServerRs = Nothing
Set conn = GetSQLServerConnection( Computer, UserID, Password, Db )
If conn Is Nothing Then Exit Function
Set rs = Server.CreateObject("ADODB.Recordset")
If Err.Number <> 0 Then Exit Function
rs.Open source, conn, Cursor, 2
If Err.Number <> 0 Then Exit Function
Set GetSQLServerRs = rs
End Function
%>
Tags: Function
ASP中 SQL Server 資料庫的備份與恢復
作者:tank 日期:2005-01-09
用asp解析圖片位址,並將其保存
作者:tank 日期:2005-01-09
無組件圖文混合上傳示例
作者:tank 日期:2005-01-09
ADO組件之分頁程式
作者:tank 日期:2005-01-09
FSO組件之檔操作
作者:tank 日期:2005-01-09
FSO,正如UFO般令人激動、令人神往,當然更多的亦是讓人歡喜讓人憂。君不見某空間服務商廣告:100MB空間只要60RMB/年,支持數據庫,支持什么什么……一問不支持FSO,立馬泄氣。那FSO究竟是什么東西,它的力量又是如何巨大,其操作的原理又是怎的怎的呢?這次來個徹底的理解。
首先,FSO是FileSystemObject的簡稱。當然也就是我們的俗稱FSO組件了,該組件可以用來處理驅動器、文件夾以及文件。
它可以檢測并顯示出系統驅動器的信息分配情況;還能夠創建、改變、移動和刪除文件夾,并能探測一些給定的文件夾是否存在,若存在,還能提取出該文件夾的信息,如名稱、被創建或最后一次修改的日期,等等。FSO還使得對文件的處理變得很容易。
一、fso.GetDrive
Tags: FSO
不錯的水族箱螢幕保護程式
作者:tank 日期:2005-01-09
100句溫柔體貼的話
作者:tank 日期:2005-01-09
利用ASP存取各種常用類型數據庫
作者:tank 日期:2005-01-09
利用ASP實現事務處理的方法
作者:tank 日期:2005-01-09
在開發Web應用時,無一例外地需要訪問數據庫,以完成對數據的查詢、插入、更新、刪除等操作。受應用邏輯的影響,有時需要將多條數據庫操作指令組成一個工作單元(事務)。在數據庫中,所謂事務是指一組邏輯操作單元,它使數據從一種狀態變換到另一種狀態。為確保數據庫中數據的一致性,應當用離散的成組的邏輯單元操作數據:當它全部完成時,數據的一致性可以保持;而當單元中的一部分操作失敗時,整個事務會被全部忽略,所有從起始點以後的操作全部退回到開始狀態。
實際上,在默認方式下對數據庫的每一次操作都是隱含的事務處理。本文以一個典型的用戶注冊程序為例,介紹三種利用ASP實現事務處理的方法:基于ASP數據庫組件的解決方法、基于數據庫內部的事務處理機制的解決方法和基于MTS組件的解決方法。
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