主题:  数据库连接大全

绿茶

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#12002/10/31 17:13:27
<%
'---------------------------------------------------
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
%>



crazyf

职务:普通成员
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#22002/11/1 12:00:56
以后发贴时最好加上原著人姓名、出处,这样才算是有水品(灌水的品质)。
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以上数据库连接大全,摘自下书:
《ASP网页制作教程》,王国荣,人民邮电出版社,2000.6



5D荣誉版主

职务:普通成员
等级:1
金币:10.0
发贴:271
#32002/11/1 12:35:05
crazyf,拜托做些有意义的事,如果你想发挥你的水平的话.但如果你想发挥你的水品,请到水区,ok?



5D荣誉斑竹

职务:普通成员
等级:3
金币:10.0
发贴:1480
#42002/11/1 14:27:23
crazyf在上个帖子中说
引用:
以后发贴时最好加上原著人姓名、出处,这样才算是有水品(灌水的品质)。
-------------------------------------------------------------------------------------------------------------------------------------
以上数据库连接大全,摘自下书:
《ASP网页制作教程》,王国荣,人民邮电出版社,2000.6


以后看书要能看出书上的东西是抄自那里,这样才算是有水平(不是灌水的水平!本区不允许灌水!)
-------------------------------------------------------------------------------------------------------------------------------------
王国荣 的数据库连接大全抄自
www.able-consulting.com/ADO_Conn.htm



王国荣的书我没看过,不过听说很通俗易懂,而且通俗到了用中文做数据库字段名做例子的地步。也看到过有人受此误导。

编辑历史:[这消息被deepdark编辑过(编辑时间2002-11-01 14:35:48)]