l2j-server-datapack/dist/sql/game/fortsiege_clans.sql

CREATE TABLE IF NOT EXISTS `fortsiege_clans` (
  `fort_id` int(1) NOT NULL DEFAULT '0',
  `clan_id` int(11) NOT NULL DEFAULT '0',
  PRIMARY KEY (`clan_id`,`fort_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;