oracle exp imp
exp sajet/tech@sajet_odac file="D:\20220101.dmp" log="D:\20220101.log" tables=(g_sn_status) query=\"where out_process_time<=to_date('20220101','YYYYMMDD')\"
imp sajet/tech@sajet_odac file="D:\travel_20220401.dmp" fromuser=sajet touser=sajet buffer=67108864 commit=y ignore=y