--- 2019.01.01 - 2020.11.25期间未使用的会员卡 select * from hyda where objid not in (select hybh from posmxxs_201901 union select hybh from posmxxs_201902 union select hybh from posmxxs_201903 union select hybh from posmxxs_201904 union select hybh from posmxxs_201905 union select hybh from posmxxs_201906 union select hybh from posmxxs_201907 union select hybh from posmxxs_201908 union select hybh from posmxxs_201909 union select hybh from posmxxs_201910 union select hybh from posmxxs_201911 union select hybh from posmxxs_201912 union select hybh from posmxxs_202001 union select hybh from posmxxs_202002 union select hybh from posmxxs_202003 union select hybh from posmxxs_202004 union select hybh from posmxxs_202005 union select hybh from posmxxs_202006 union select hybh from posmxxs_202007 union select hybh from posmxxs_202008 union select hybh from posmxxs_202009 union select hybh from posmxxs_202010 union select hybh from posmxxs_202011 union select hybh from posmxxs )