protected function collectGarbage()
 {
     $table = new PhabricatorUserLog();
     $conn_w = $table->establishConnection('w');
     queryfx($conn_w, 'DELETE FROM %T WHERE dateCreated < %d LIMIT 100', $table->getTableName(), $this->getGarbageEpoch());
     return $conn_w->getAffectedRows() == 100;
 }
 protected function loadPage()
 {
     $table = new PhabricatorUserLog();
     $conn_r = $table->establishConnection('r');
     $data = queryfx_all($conn_r, 'SELECT * FROM %T %Q %Q %Q', $table->getTableName(), $this->buildWhereClause($conn_r), $this->buildOrderClause($conn_r), $this->buildLimitClause($conn_r));
     return $table->loadAllFromArray($data);
 }
 public function collectGarbage()
 {
     $ttl = phutil_units('180 days in seconds');
     $table = new PhabricatorUserLog();
     $conn_w = $table->establishConnection('w');
     queryfx($conn_w, 'DELETE FROM %T WHERE dateCreated < %d LIMIT 100', $table->getTableName(), time() - $ttl);
     return $conn_w->getAffectedRows() == 100;
 }