Re: Logging in to MySQL
On Fri, 23 Oct 2009 10:05:32 -0400, Arne Vajh??j wrote:
Roedy Green wrote:
I seems to me I was able to login to a MySQL database some years ago,
but now for the life of me I can't get the simplest code to work.
Here is my SSCCE. I can access the database fine from the command line
with mysql -uroot -psesame
* Summary: Attempt to connect to an MySQL database *
* Copyright: (c) 2009 Roedy Green, Canadian Mind Products,
* Licence: This software may be copied and used freely for any purpose
* http://mindprod.com/contact/nonmil.html *
* Requires: JDK 1.6+
* Created with: IntelliJ IDEA IDE.
* Version History:
* 1.0 2009-22 - initial version.
import static java.lang.System.err;
* Attempt to connect to an MySQL database. *
* @author Roedy Green, Canadian Mind Products * @version 1.0 2009-22 -
initial version. * @since 2009
public class SSCCE
* Test harness
* @param args
public static void main( String args )
final Connection conn = DriverManager.getConnection(
catch ( SQLException e )
err.println( ">>> " + e.getMessage() + " <<<" );
e.printStackTrace( err );
Besides the code then the error message is also relevant info.
....and don't forget that SQLExceptions can be chained so you want to see
the messages out of each exception in the chain. The specs don't say what
error conditions can generate a chain, so its only sensible to assume
that any error, even during connect, can do so.
martin@ | Martin Gregorie
gregorie. | Essex, UK
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