oracle简单触发器实例讲解,oracle实例讲解
oracle简单触发器实例讲解
create or replace trigger trg_envparking before insert on app_envparking for each row begin select seq_envparking.nextval into :new.incid from dual; select sysdate into :new.CONSTDATE from dual; select sysdate into :new.UPDATEDATE from dual; end;
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