/**
* Get a single column from the index
*
* @param integer $index The column position in the index. (0 indexed)
*
* @return Column
* @throws Exception\Table
*/
public function getColumn($index)
{
if ($this->columns->offsetExists($index) === false) {
throw Exception\Index::columnDoesNotExists($this->getName(), $index);
}
return $this->columns->offsetGet($index);
}
/**
* Get a local column
*
* @param string $name
*
* @return Column
* @throws Exception\Table
*/
public function getForeignForeignColumn($name)
{
$alias = $this->normalizeName($name);
if ($this->foreignForeignColumns->offsetExists($alias) === false) {
throw Exception\Relation::foreignForeignColumnDoesNotExists($alias, $this->foreignForeignColumns);
}
return $this->foreignForeignColumns->offsetGet($alias);
}