/**
* Get the stucture of a field into an array.
*
* @param string $table name of the table on which the index is to be created
* @param string $name name of the index to be created
* @param array $definition associative array that defines properties of the index to be created.
* @see Doctrine_Export::createIndex()
* @return string
*/
public function createIndexSql($table, $name, array $definition)
{
$query = parent::createIndexSql($table, $name, $definition);
if (isset($definition['where'])) {
return $query . ' WHERE ' . $definition['where'];
}
return $query;
}
