array( 'data' => self::SERIALIZATION_JSON, ), self::CONFIG_COLUMN_SCHEMA => array( 'sourceKey' => 'text128', ), self::CONFIG_KEY_SCHEMA => array( 'key_source_key' => array( 'columns' => array('sourcePHID', 'sourceKey'), 'unique' => true, ), 'key_requestor' => array( 'columns' => array('requestorPHID', 'id'), ), 'key_source' => array( 'columns' => array('sourcePHID', 'id'), ), ), ) + parent::getConfiguration(); } }