[mapserver-users] oraclespatial connect error

PARVILLERS hugues at parvillers.com
Sun Feb 24 05:45:44 EST 2002


Hello

You could send us a "describe" over the table/view where you do the select ?!
This could be also done out of the forum as looking especially as an oracle
spatial problem ?

Rgds

H/P


Yu-Hsin Chen a écrit :

> Thanks, Rod.  Looks like that was it.  I'm using MapServer CGI and after
> I modified the httpd conf file now I'm getting "msOCIConnect() in
> msOracleSpatialLayerOpen(): OracleSpatial error. ORA-04043: object
> MDSYS.SDO_GEOMETRY does not exist".  I think I'm in the database and now
> I'm dealing with spatial cartridge.
>
> It appears that I have to deal with SDO schemas, right?  I was hoping I
> can avoid it with my simple need.  My application have many rooms which
> belong to different customers.  I'd like to display different service
> status using maps.  I don't have the Oracle Spatial user's guide with me
> right now so I don't know what question to ask.  My original thinking
> was that I have a table storing the latitude and longitude data for the
> rooms and if I join that table with my service table based on room_id
> I'll have all the service data and geographic data I need.  Now I'm not
> sure I have to go to the office on Monday read the SDO guide and work on
> it.
>
> Thanks for your help.
>
> Yu-Hsin
>
> -----Original Message-----
> From:   Rodrigo Cabral
> Sent:   Sat 2/23/2002 12:16 PM
> To:     Yu-Hsin Chen; PARVILLERS
> Cc:     mapserver-users at lists.gis.umn.edu
> Subject:        Re: [mapserver-users] oraclespatial connect error
>
> Okay, we can sort your application out later on. Let's first make things
> work. Not sure if you're using MapServer CGI or MapScript... But either
> tnsnames.ora doesn't have your database address defined (but you can use
> sqlplus in your clientside, which is strange); or the ORACLE_HOME
> environment variable is not defined in the runtime shell mapserver is
> executing (but you can access oracle through a CGI program, which is
> also
> strange).
>
> However, the 2nd option is my best guess. My hint comes from the error
> message itself -- Error while trying to retrieve text for error
> ORA-12541 --
> which means the client doesn't have access to the error string table
> which
> probably stays in the client within of ORACLE_HOME. Briefly: no
> ORACLE_HOME
> defined, no error message can be retrieved (let alone connecting to the
> database).
>
> I'm also running SDO in a Red Hat Linux environment. Becase httpd
> daemons
> usually run in their own shell, we had to setup Apache with an extra
> section
> defining ORACLE variables. This is it:
>
> (in httpd.conf)
> <IfModule mod_env.c>
> SetEnv ORACLE_SID g10
> SetEnv ORACLE_BASE /u01/app/oracle
> SetEnv ORACLE_HOME /u01/app/oracle/product/8.1.7
> SetEnv ORA_NLS33 /u01/app/oracle/product/8.1.7/ocommon/nls/admin/data
> SetEnv NLS_LANG "brazilian portuguese"
> </IfModule>
>
> Cheers,
> Rod.
>
> ----- Original Message -----
> From: "Yu-Hsin Chen" <ychen at yorktel.com>
> To: "Rodrigo Cabral" <cabral at yadata.net>; "PARVILLERS"
> <hugues at parvillers.com>
> Cc: <mapserver-users at lists.gis.umn.edu>
> Sent: Saturday, February 23, 2002 12:16 PM
> Subject: RE: [mapserver-users] oraclespatial connect error
>
> I'm on Mandrake Linux ProSuite 8.0.  Oracle is 8i 8.1.7 for Linux.  I
> can access my remote database through sqlplus or a perl cgi program
> without problems.  Mapserver was compiled with oraclespatial and the
> path was pointing to the correct $ORACLE_HOME path.
>
> I won't be able to try anything until Monday.  So I will create a local
> database to see if I at least can conquer the connect problem.
>
> After that I'd have to work with the spatial issues.  I'm not familiar
> with Oracle spatial implementation.  My need is simple: I'd like to be
> able to retrieve locations from the database based on certain criteria
> and plot them on the map.  That's why in my original message I put the
> 'DATA' statement that way.  I thought I could pull the latitude and
> longitude data and plot them as circles (that's how I understood the
> Mapserver reference manual) with that statement.  If that's not the
> case, Rod, I think I'll need assistance later.
>
> Thanks.
>
> Yu-Hsin
>
> -----Original Message-----
> From: Rodrigo Cabral
> Sent: Sat 2/23/2002 8:20 AM
> To: PARVILLERS; Yu-Hsin Chen
> Cc: mapserver-users at lists.gis.umn.edu
> Subject: Re: [mapserver-users] oraclespatial connect error
>
> Which binary of mapserver are you using? Windows or Unix? -- just for
> curiosity
>
> Also, you could try to track the error by running sqlplus and trying to
> connect to the database. You should get the same TNS error when you try
> to
> connect.
>
> Rod.
>
> ----- Original Message -----
> From: "PARVILLERS" <hugues at parvillers.com>
> Sent: Saturday, February 23, 2002 4:40 AM
> Subject: Re: [mapserver-users] oraclespatial connect error
>
> Hello,
>
> don't you have more than one Oracle install on your local server ? May
> be
> the
> Oci don't look in the right tnsnames.ora file ?
>
> Yu-Hsin Chen a écrit :
>
> > Well, my problem is that the database is not on the local machine.  I
> > guess I could create the local database and test it out.  If that is
> > successful I can always create database link in Oracle to access the
> > real data.
> >
> > Thanks for the tip on DATA.  I will have more questions back on this
> > item.
> >
> > Yu-Hsin
> >
> > -----Original Message-----
> > From:   Rodrigo Cabral
> > Sent:   Fri 2/22/2002 7:32 PM
> > To:     Yu-Hsin Chen; mapserver-users at lists.gis.umn.edu
> > Cc:
> > Subject:        Re: [mapserver-users] oraclespatial connect error
> >
> > Your error means that the Oracle client cannot find the database
> > (service)
> > to connect. Try using simply 'username/password' for CONNECTION to see
> > if
> > the default service works.
> >
> > Also, your DATA statement is not going to work. 'circle' must be in
> the
> > select list. Like "circle from (select circle...)". BUT, why are you
> > doing
> > that? Try this:
> >
> > DATA "circle FROM room_geoloc"
> > or
> > DATA "circle FROM room_geoloc USING SRID <srid#>" if you have an srid
> > number
> > defined.
> >
> > Rod.
> >
> > ----- Original Message -----
> > From: "Yu-Hsin Chen" <ychen at yorktel.com>
> > To: <mapserver-users at lists.gis.umn.edu>
> > Sent: Friday, February 22, 2002 4:04 PM
> > Subject: [mapserver-users] oraclespatial connect error
> >
> > I've compiled mapserver 3.5 with oraclespatial option on my Mandrake
> > Linux 8.0 with Oracle 8.1.7i.  When I run sqlplus at Linux prompt I
> can
> > get to the database with un/pw at bis login.  However, when I tried it
> from
> > a map file I get "msOCIConnect() in msOracleSpatialLayerOpen():
> > OracleSpatial error. Error while trying to retrieve text for error
> > ORA-12541" in my browser.  ORA-12541 is "TNS:could not resolve service
> > name".
> >
> > My map file looks like this:
> >
> > LAYER
> >   NAME "oracle"
> >   CONNECTIONTYPE oraclespatial
> >   CONNECTION 'un/pw at bis'
> >   DATA "circle from (select room_id, longitude, latitude from
> > room_geoloc)"
> >   TYPE POINT
> >   STATUS ON
> >     ...
> >     ...
> > END
> >
> > Thanks in advance to whoever can help me.
> >
> > Yu-Hsin Chen
> >
> >
> ------------------------------------------------------------------------
> >                   Name: winmail.dat
> >    winmail.dat    Type: application/ms-tnef
> >               Encoding: base64
>
>   ------------------------------------------------------------------------
>                   Name: winmail.dat
>    winmail.dat    Type: application/ms-tnef
>               Encoding: base64





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