protected function collectGarbage()
{
$table = new PhabricatorSystemDestructionLog();
$conn_w = $table->establishConnection('w');
queryfx($conn_w, 'DELETE FROM %T WHERE epoch < %d LIMIT 100', $table->getTableName(), $this->getGarbageEpoch());
return $conn_w->getAffectedRows() == 100;
}
public function collectGarbage()
{
$ttl = phutil_units('90 days in seconds');
$table = new PhabricatorSystemDestructionLog();
$conn_w = $table->establishConnection('w');
queryfx($conn_w, 'DELETE FROM %T WHERE epoch < %d LIMIT 100', $table->getTableName(), time() - $ttl);
return $conn_w->getAffectedRows() == 100;
}