maopengtech_api/DB/version4.2.4toMASTER.sql

/** 增加签到日期 **/
ALTER TABLE li_member_sign ADD day int DEFAULT NULL COMMENT '签到日 ';
ALTER TABLE li_member_sign DROP INDEX uk_member_day;
ALTER TABLE li_member_sign add unique uk_member_day (member_id, day) COMMENT 'uk_member_day';