expdp username/password@orcl  directory=DMP DUMPFILE=hm_%U.dmp PARALLEL=8 
 query='T_TEMP_YWTJ_MX:"WHERE LRRQ>= TO_DATE('2021-01-01 00:00:00', 'YYYY-MM-DD HH24:MI:SS')"','TEMP_YWTJ_MX13:"WHERE LRRQ>= TO_DATE('2021-01-01 00:00:00', 'YYYY-MM-DD HH24:MI:SS')"','TEMP_YWTJ_MX_ZRR_KJGRSDSNSJL:"WHERE LRRQ>= TO_DATE('2020-01-01 00:00:00', 'YYYY-MM-DD HH24:MI:SS')"','RD_NSRZGXX_JGB:"WHERE SJZZRQ>= TO_DATE('2020-01-01 00:00:00', 'YYYY-MM-DD HH24:MI:SS')"','ZS_HD_DQDEHD_JG:"WHERE sjzzrq>= TO_DATE('2021-01-01 00:00:00', 'YYYY-MM-DD HH24:MI:SS')"'；