public function join($rels, $joinType = 'inner')
{
$schemaAlias = $this->_schema->alias();
foreach (Relationship::normalizeMap($rels) as $alias => $nested) {
Relationship::addJoin($this->_queryForWrite(), $schemaAlias, $this->_schema, $alias, $nested, $joinType);
}
return $this;
}