与oracle当前时间相关select to_char(sysdate,YYYYMMDD HH24:MI:SS) sysdate,SYSTIMESTAMP,to_char(cu
与oracle当前时间相关
select to_char(sysdate,'YYYYMMDD HH24:MI:SS') "sysdate",SYSTIMESTAMP,
to_char(current_date,'YYYYMMDD HH24:MI:SS')"currentdate",current_timestamp,
DBTIMEZONE,SESSIONTIMEZONE from dual;