prefObject.put(PreferenceKeys.portnumber.name(), portnumber);
prefObject.put(PreferenceKeys.username.name(), username);
workspace.getCommandPreferences().setCommandPreferences(
ImportDatabaseTableCommand.class.getSimpleName() + "Preferences", prefObject);
return new DatabaseTableImport(
dbType, hostname, portnumber, username, password, dBorSIDName,
tableName, workspace, "");
}