create table ls_table_tcc as SELECT * FROM SR_MAIN WHERE SYS_SPZT= 1 AND sys_djzt = 0 and (mjzksrq = ‘‘ or mjzksrq is null or mjjzbh = ‘‘ or mjjzbh is null or mjzjsrq = ‘‘ or mjzjsrq is null) and instr(‘db_jz,kn_jz,wb_jz‘,mdjlx) > 0;
原文：https://www.cnblogs.com/tongcc/p/11428223.html