create or replace trigger DATA_SYNC_@TABLE@
before insert or update or delete on @TABLE@
REFERENCING OLD AS old_emp NEW AS new_emp
for each row
begin
--通过应用程序修改时，F_SYNC_UPDATE=null或F_SYNC_UPDATE=0,此时不需要更新F_SYNC_DATE 时间戳，也不需要记录删除记录
if (:new_emp.F_SYNC_UPDATE is null) or (:new_emp.F_SYNC_UPDATE = 0) then
--插入和更新操作，更新时间戳F_SYNC_DATE=systimestamp和F_SYNC_UPDATE=null
if INSERTING or UPDATING then
select systimestamp, null
into :new_emp.F_SYNC_DATE, :new_emp.F_SYNC_UPDATE
from dual;
end if;
if INSERTING then
--把新增加的记录插入到操作记录表
insert into DATA_SYNC_B_OPERATOR
(t_name, o_type, o_date, VKEYS)
values
('@TABLE@', 1, systimestamp, @INSERTVAL@);
end if;
if DELETING then
--把删除记录的主键添加到操作记录表
insert into DATA_SYNC_B_OPERATOR
(t_name, o_type, o_date, VKEYS)
values
('@TABLE@', 3, systimestamp, @UPDATEVAL@);
end if;
end if;
end DATA_SYNC_@TABLE@;
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