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
Group selectTableGroup = new Group( tablescomposite, SWT.FILL );
		{
			GridLayout groupLayout = new GridLayout( );
			groupLayout.numColumns = 3;
			
			groupLayout.verticalSpacing = 10;
			selectTableGroup.setLayout( groupLayout );
			GridData data = new GridData( GridData.FILL_HORIZONTAL );
			selectTableGroup.setLayoutData( data );
		}
		schemaLabel = new Label( selectTableGroup, SWT.LEFT );
		schemaLabel.setText( JdbcPlugin.getResourceString( "tablepage.label.schema" ) );
		schemaCombo = new Combo( selectTableGroup,
				( JdbcPlugin.getDefault( )
						.getPluginPreferences( )
						.getString( DateSetPreferencePage.SCHEMAS_PREFETCH_CONFIG ).equals( ENABLED ) )
						? SWT.READ_ONLY : SWT.DROP_DOWN );
		
		GridData gd = new GridData( GridData.FILL_HORIZONTAL );
		gd.horizontalSpan = 2;
		schemaCombo.setLayoutData( gd );
		enableSchemaComponent( isSchemaSupported );
		Label FilterLabel = new Label( selectTableGroup, SWT.LEFT );
		FilterLabel.setText( JdbcPlugin.getResourceString( "tablepage.label.filter" ) );
		searchTxt = new Text( selectTableGroup, SWT.BORDER );
		{
			GridData data = new GridData( GridData.FILL_HORIZONTAL );
			data.horizontalSpan = 2;
			searchTxt.setLayoutData( data );
		}