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作者 触发器问题,很悬
dengjin





发贴: 15
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于 2009-02-23 23:26 user profilesend a private message to usersend email to dengjinsearch all posts byselect and copy to clipboard. 
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CREATE OR REPLACE TRIGGER sm_servicequality_tbl_tigger
after INSERT on sm_servicequality_tbl<font color=red>--这是我监听的表名</font>
for each row
when (new.ServiceQualityLabel ='Down')
begin
insert into dengjin_alerm(ALERT_ID,SERVICEQUALITYLABEL,ALMERT_DATA,DESCRIPTION,NUMBERRECODE)
value(:new.ALERT_ID,'Down',(select sysdate from dual),:new.DESCRIPTION,' ');
end;

以上代码意思:我对表sm_servicequality_tbl进行监听,当有数据插入该表且插入字段ServiceQualityLabel 的值为DOWN时触发。
这时向另一个表dengjin_alerm插入数据,且插入的数据都是刚才对sm_servicequality_tbl表所插入的部入字段值.
但在执行以上代码创建触发器时发生如下错误

Compilation errors for TRIGGER SYSTEM.SM_SERVICEQUALITY_TBL_TIGGER

Error: PLS-00049: 错误的赋值变量 'NEW.ALERT_ID'(这里不懂,说是错误的赋值变量new.alert_id.(我变量名是没错的))
Line: 18
Text: value(:new.ALERT_ID,'Down',(select sysdate from dual),:new.DESCRIPTION,'');

Error: PL/SQL: ORA-00926: 缺失 VALUES 关键字(已发现)
Line: 18
Text: value(:new.ALERT_ID,'Down',(select sysdate from dual),:new.DESCRIPTION,'');

Error: PL/SQL: SQL Statement ignored
Line: 17
Text: insert into dengjin_alerm(ALERT_ID,SERVICEQUALITYLABEL,ALMERT_DATA,DESCRIPTION,NUMBERRECODE)

请大侠指示


dengjin edited on 2009-02-23 23:34


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