摘要： create table log_table( username varchar2(20), logon_time date, logoff_time date, address varchar2(20));create or replace trigger sys_trig1after logon on databasebegin insert into log_table(username,logon_time,address) values(ora_login_user,sysdate,ora_client_ip_address);end;create or replace trigge 阅读全文