protected function collectGarbage()
 {
     $table = new PhabricatorConduitConnectionLog();
     $conn_w = $table->establishConnection('w');
     queryfx($conn_w, 'DELETE FROM %T WHERE dateCreated < %d
     ORDER BY dateCreated ASC LIMIT 100', $table->getTableName(), $this->getGarbageEpoch());
     return $conn_w->getAffectedRows() == 100;
 }
 public function collectGarbage()
 {
     $key = 'gcdaemon.ttl.conduit-logs';
     $ttl = PhabricatorEnv::getEnvConfig($key);
     if ($ttl <= 0) {
         return false;
     }
     $table = new PhabricatorConduitConnectionLog();
     $conn_w = $table->establishConnection('w');
     queryfx($conn_w, 'DELETE FROM %T WHERE dateCreated < %d
     ORDER BY dateCreated ASC LIMIT 100', $table->getTableName(), time() - $ttl);
     return $conn_w->getAffectedRows() == 100;
 }