Bug 177091 Can't access stored procedure defined in Oracle Package
1.setup an oracle connection 2.try to call a stored procedure defined in package
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/editors/SQLDataSetEditorPage.java
columnImage = JFaceResources.getImage( COLUMN_ICON );
	}
	/**
	 *  Initializes the Jdbc related information , used  by this page
	 * ( such as the Jdbc Connection , Catalog Name etc )
	 *
	 */
	protected void initialJdbcInfo( )
	{
		createMetaDataProvider( );
		jdbcConnection = connectMetadataProvider( metaDataProvider,
				this.getDataSetDesign( ).getDataSourceDesign( ) );
		try
		{
			if ( jdbcConnection != null )
			{
				
				isSchemaSupported = metaDataProvider.isSchemaSupported( );
			}
		}
		catch ( Exception e )
		{
			ExceptionHandler.showException( this.getShell( ),
					JdbcPlugin.getResourceString( "exceptionHandler.title.error" ),
					e.getLocalizedMessage( ),
					e );
		}
	}
	/**
	 * initial dataset control