-- 社团竞速添加column
-- tyl
alter table guild_race_rank_member add column `old_power` BIGINT(20) UNSIGNED NOT NULL DEFAULT 0 COMMENT '上次结算战力' after `position`;
alter table guild_race_rank add column `old_power` BIGINT(20) UNSIGNED NOT NULL DEFAULT 0 COMMENT '上次结算总战力' after `sum_power`;