Re: [Q] Can't get simple JDBC connection to work: "no suit

From: Amandeep Jawa <deep(at)worker-bee(dot)com>
To: Joe Shevland <J(dot)Shevland(at)eclipsegroup(dot)com(dot)au>, "'pgsql-jdbc(at)postgresql(dot)org'" <pgsql-jdbc(at)postgresql(dot)org>
Subject: Re: [Q] Can't get simple JDBC connection to work: "no suit
Date: 2001-10-12 02:49:59
Message-ID: B7EBA866.17E7%deep@worker-bee.com
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THANKYOUTHANKYOUTHANKYOUTHANKYOUTHANKYOUTHANKYOUTHANKYOU!
Boy do I feel like an idiot :-)

> From: Joe Shevland <J(dot)Shevland(at)eclipsegroup(dot)com(dot)au>
> Date: Fri, 12 Oct 2001 16:06:39 +1000
> To: "'Amandeep Jawa'" <deep(at)worker-bee(dot)com>,
> "'pgsql-jdbc(at)postgresql(dot)org'"<pgsql-jdbc(at)postgresql(dot)org>
> Subject: RE: [JDBC] [Q] Can't get simple JDBC connection to work: "no suit
> able driver"
>
> jdbc:postgresql:...
> ^^
> Cheers,
> Joe
>
>> -----Original Message-----
>> From: pgsql-jdbc-owner(at)postgresql(dot)org
>> [mailto:pgsql-jdbc-owner(at)postgresql(dot)org]On Behalf Of Amandeep Jawa
>> Sent: Friday, 12 October 2001 9:28 AM
>> To: pgsql-jdbc(at)postgresql(dot)org
>> Subject: [JDBC] [Q] Can't get simple JDBC connection to work: "no
>> suitable driver"
>>
>>
>> (PLEASE email any replies to me directy as well as posting)
>>
>> Hey folks -
>>
>> I hope someone can help. I'm trying to get a VERY simple
>> JDBC connection
>> working with the JDBC drivers but I am consistently getting a
>> "no suitable
>> driver" error.
>>
>> I am trying a very very simple test program to access my
>> little PostgreSQL
>> database & I am using the jdbc driver: jdbc7.1-1.2.jar
>> (binary downloaded
>> from www.postgresql.org).
>>
>> The error I'm getting is:
>>
>> Exception in thread "main" java.sql.SQLException: No suitable driver
>> at java.sql.DriverManager.getConnection(DriverManager.java:537)
>> at java.sql.DriverManager.getConnection(DriverManager.java:177)
>> at testpost.main(testpost.java:14)
>>
>>
>> The command I'm running is:
>>
>> java -cp /usr/share/pgsql/jdbc7.1-1.2.jar testpost
>>
>> The code is:
>>
>> // testpost.java
>>
>> import java.sql.*;
>>
>> public class testpost
>> {
>>
>> public static void main(String argv[]) throws Exception
>> {
>> System.out.println("Beginning Postgres Test");
>> Class.forName("org.postgresql.Driver");
>>
>> System.out.println("Loaded Driver.");
>> Connection conn = DriverManager.getConnection(
>> "jdbc:postgres:test",
>> "postgres",
>> "notreallymypassword"
>> );
>>
>> System.out.println("Got connection.");
>> /* COMMENTED OUT UNTIL I KNOW THE REST WORKS
>> Statement stmt = conn.createStatement();
>> ResultSet rset = stmt.executeQuery("SELECT now();");
>>
>> System.out.println("Ran now query..\nResults:\n");
>> while (rset.next())
>> {
>> System.out.println(rset.getString(1));
>> }
>>
>> rset.close();
>> stmt.close();
>> */
>> conn.close();
>>
>> System.out.println("Closed connection & Ended Test");
>>
>> }
>>
>> }
>>
>>
>>
>> The ouput I get is:
>>
>> Beginning Postgres Test
>> Loaded Driver.
>> Exception in thread "main" java.sql.SQLException: No suitable driver
>> at java.sql.DriverManager.getConnection(DriverManager.java:537)
>> at java.sql.DriverManager.getConnection(DriverManager.java:177)
>> at testpost.main(testpost.java:14)
>>
>> I'm using postgres 7.1.3 installed from RPMs (from Postgres)
>> on Red Hat
>> Linux 7.1 with Sun's jdk 1.3.1 also installed from RPMs (from Sun).
>>
>> I have a "postgres" user on my machine. I have made the
>> database "test".
>> Not that I think these things matter because it doesn't seem
>> to be getting
>> that far. I am starting the postgres server from the root
>> user with the
>> following command:
>> /etc/rc.d/init.d/postgresql start
>> & it seems to be starting fine. I have also turned on tcp-ip
>> connections in
>> the conf file.
>>
>> Couple of other facts:
>> - One thing I notice is that the documentation all refers to a
>> "postgressql.jar" which I can't find. I can find the
>> "jdbc7.1-1.2.jar"
>> which is what I'm using.
>>
>> - One other thing I have tried is to rebuild the drivers from
>> scratch - this
>> does give me a postgresql.jar - but the error is the same.
>>
>> - I have also noticed that the jar files are not always the same size:
>> jdbc7.1-1.2.jar from postgresql-jdbc-7.1.3-1PGDG.i386.rpm :
>> 88169 bytes
>> jdbc7.1-1.2.jar from jdbc.postgresql.org : 93011 bytes
>> But the error is the same :-)
>>
>>
>> Any help would be greatly appreciated - and please email replies to me
>> directly as well as the list.
>>
>> THANKS in advance.
>> 'deep
>>
>>
>> ----------------------------------
>> Amandeep Jawa
>> Worker Bee Software
>> ----------------------------------
>> deep(at)worker-bee(dot)com
>> 225A Dolores St.
>> San Francisco, CA 94103-2202
>>
>> Home: 415 255 6257 (ALL MALP)
>>
>> professional: http://www.worker-bee.com
>> personal: http://www.deeptrouble.com
>> political: http://www.sflcv.org
>>
>>
>>
>>
>>
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>>
>

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