Re: Connection to posgresql database works under windows scripting host but not IIS/ASP
От | Chris Gamache |
---|---|
Тема | Re: Connection to posgresql database works under windows scripting host but not IIS/ASP |
Дата | |
Msg-id | 20030414180125.37067.qmail@web13808.mail.yahoo.com обсуждение исходный текст |
Ответ на | Re: Connection to posgresql database works under windows scripting host but not IIS/ASP ("Daniel F Garcia" <dgarcia@ballsolutions.com>) |
Список | pgsql-odbc |
In that case... Try logging in as the Anonymous Internet User and running the .vbs. Check all your permissions and ownership and "run as user"'s. That means files, directories, COM+ objects, --->REGISTRY ENTRIES<--- (use regedt32), your COM+ isolated applications in "Component Services", etc. Also, do you have Crystal Reports installed on the box? CG --- Daniel F Garcia <dgarcia@ballsolutions.com> wrote: > The problem still occurs after making the suggested changed. I'm pretty sure > that the problem isn't with the connection script as a similar script works > when I run it on the same box under windows scripting host. As you can see > below, both script use the same connection string. > > Daniel. > > -----Original Message----- > From: pgsql-odbc-owner@postgresql.org > [mailto:pgsql-odbc-owner@postgresql.org] On Behalf Of Chris Gamache > Sent: Friday, 11 April 2003 10:39 PM > To: Daniel F Garcia; pgsql-odbc@postgresql.org > Subject: Re: [ODBC] Connection to posgresql database works under windows > scripting host but not IIS/ASP > > > First, to create a connection string, create a file with a udl extension. An > easy way to do this is right-click and create a new text document, then > rename it. Click on the icon and the universal data link applet will appear. > Create a link to PostgreSQL. Close the applet, then open the document in > notepad. You'll find a full-blown connection string pre-made for you. I > usually remove the DSN reference and user DRIVER={drivername} instead. You > might have to add a PWD=password in the extended properties too... > > I've found that if I pass "pointers" (if you can call a variant reference to > another variant a pointer!) to recordsets and connection objects within > functions I get unpredictable results (memory leaks, crashes, etc.). If > you're going to use "conn" or "rs" outside your function you might be better > off to declare the objects in the main scope of the script. "Option > Explicit" is also a good idea. It helps by forcing you to declare all > variables. > > Here's a revised function that should work for you (with conn and rs only > within the scope of your script): > > Function nugget_forum(column) > start_nugget column,"::Rumour Mill" > > 'Server.createobject is better suited to all COM+ > 'references in ASP. I think this is your main problem... > Set conn = Server.CreateObject("adodb.connection") > > ' Here's a plain connection string. modify to suit... > connstr = "Provider=MSDASQL.1;" & _ > "Persist Security Info=False;Extended " & _ > "Properties=""DRIVER={PostgreSQL+ (Beta)};" & _ > "DATABASE=whatever;SERVER=10.11.2.5;PORT=5432;" & _ > "UID=uid;PWD=pwd;ReadOnly=0;Protocol=6.4;FakeOidIndex=0;" & _ > "ShowOidColumn=0;RowVersioning=0;ShowSystemTables=0;" & _ > "ConnSettings=;Fetch=100;Socket=4096;UnknownSizes=0;" & _ > "MaxVarcharSize=254;MaxLongVarcharSize=8190;Debug=0;" & _ > "CommLog=0;Optimizer=1;Ksqo=1;UseDeclareFetch=0;" & _ > "TextAsLongVarchar=1;UnknownsAsLongVarchar=0;" & _ > "BoolsAsChar=1;Parse=0;CancelAsFreeStmt=0;" & _ > "ExtraSysTablePrefixes=dd_;;LFConversion=1;" & _ > "UpdatableCursors=1;DisallowPremature=0;TrueIsMinus1=0;BI=0""" > conn.Open connstr > 'Set rs = server.CreateObject("adodb.recordset") > 'querystr = "SELECT * FROM ib_forum_posts;" > 'rs.open querystr, conn,3,3 > Conn.close > end_nugget(column) > end Function > > One more tip: concatenation (string & string & string) and rs.movenext will > give you a huge performance hit. Consider using a complex postgresql query > and rs.getstring if you're just outputting a table of data. If you HAVE to > munch each row, use rs.getrows, which returns an array of the table. Much > faster. > > CG > > --- Daniel F Garcia <dgarcia@ballsolutions.com> wrote: > > Environment: > > ========= > > Windows 2000 server running IIS. This server is a domain controller. > > This server is runnning version 7.2.5 of the postgres odbc driver. > > Debian Linux server running a postgres database > > > > ASP script: > > ======== > > > > Function nugget_forum(column) > > start_nugget column,"::Rumour Mill" > > Set conn = CreateObject("adodb.connection") > > conn.ConnectionString = > > "DRIVER={PostgreSQL};sERVER=10.11.2.5;port=5432;DATABASE=dbname;UID=ui > > d;PWD= > > pwd;" > > conn.Open > > 'Set rs = CreateObject("adodb.recordset") > > 'querystr = "SELECT * FROM ib_forum_posts;" > > 'rs.open querystr, conn,3,3 > > Conn.close > > end_nugget(column) > > end Function > > > > script run under windows scripting host ========================== > > > > When I run this script under windows scripting host I get a connection > > and am able to retrieve data. > > > > Set conn = CreateObject("adodb.connection") conn.ConnectionString = > > > "DRIVER={PostgreSQL};sERVER=10.11.2.5;port=5432;DATABASE=dbname;UID=uid;PWD= > > pwd;" > > conn.Open > > Set rs = CreateObject("adodb.recordset") > > querystr = "SELECT * FROM ib_forum_posts;" > > rs.open querystr, conn,3,3 > > do while not rs.eof > > wscript.echo rs.Fields(0).value & ":" & rs.Fields(1).value & ":" & > > rs.Fields(12).value > > rs.MoveNext > > loop > > Conn.close > > > > The error > > ======= > > > > When I run the script in an ASP I get the following error. > > > > Microsoft OLE DB Provider for ODBC Drivers (0x80004005) > > [Microsoft][ODBC Driver Manager] Data source name not found and no > > default driver specified /intranet/default.asp, line 35 > > > > Line 35 is the conn.open statement > > > > > > I initally thought that this might be a permissions problem. I added > > IUSR_SRV-AMB-DB temporarily to the domain admin group and restarted > > IIS, but it didn't make a difference. > > > > I'm at a loss. Can someone please help me. > > > > Best Regards, > > > > Daniel F Garcia. > > > > > __________________________________________________ > Do you Yahoo!? > Yahoo! Tax Center - File online, calculators, forms, and more > http://tax.yahoo.com > > > ---------------------------(end of broadcast)--------------------------- > TIP 5: Have you checked our extensive FAQ? > > http://www.postgresql.org/docs/faqs/FAQ.html > > > ---------------------------(end of broadcast)--------------------------- > TIP 6: Have you searched our list archives? > > http://archives.postgresql.org __________________________________________________ Do you Yahoo!? Yahoo! Tax Center - File online, calculators, forms, and more http://tax.yahoo.com
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