return getPlatform().getAlterTablesSql(catalog, schema, null, desiredModel, true, true, true);
return getPlatform().getAlterTablesSql(catalog, schema, null, desiredModel);
    protected String getAlterTablesSql(Database desiredModel)    {    	Properties props   = getTestProperties();        String     catalog = props.getProperty(DDLUTILS_PROPERTY_PREFIX + "catalog");        String     schema  = props.getProperty(DDLUTILS_PROPERTY_PREFIX + "schema");        return getPlatform().getAlterTablesSql(catalog, schema, null, desiredModel, true, true, true);    }