/**
  * Filter the query by a related \Jalle19\StatusManager\Database\Instance object
  *
  * @param \Jalle19\StatusManager\Database\Instance|ObjectCollection $instance The related object(s) to use as filter
  * @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
  *
  * @throws \Propel\Runtime\Exception\PropelException
  *
  * @return ChildConnectionQuery The current query, for fluid interface
  */
 public function filterByInstance($instance, $comparison = null)
 {
     if ($instance instanceof \Jalle19\StatusManager\Database\Instance) {
         return $this->addUsingAlias(ConnectionTableMap::COL_INSTANCE_NAME, $instance->getName(), $comparison);
     } elseif ($instance instanceof ObjectCollection) {
         if (null === $comparison) {
             $comparison = Criteria::IN;
         }
         return $this->addUsingAlias(ConnectionTableMap::COL_INSTANCE_NAME, $instance->toKeyValue('PrimaryKey', 'Name'), $comparison);
     } else {
         throw new PropelException('filterByInstance() only accepts arguments of type \\Jalle19\\StatusManager\\Database\\Instance or Collection');
     }
 }