private function checkForDSStatsTables()
 {
     if (WMCactiAPI::checkForTable('data_source_stats_hourly_last')) {
         return true;
     }
     wm_debug('ReadData CactiDSStats: DSStats database table not found. [DSSTATS003]\\n');
     return false;
 }
 private function checkForTholdTables()
 {
     if (WMCactiAPI::checkForTable('thold_data')) {
         return true;
     }
     wm_debug('ReadData CactiTHold: thold_data database table not found. [THOLD003]\\n');
     return false;
 }