我创建了以下Oracle队列,订阅者和注册:
begin
dbms_aqadm.create_queue_table(
queue_table => 'test_queue',
multiple_consumers => true,
queue_payload_type => 'sys.aq$_jms_map_message',
compatible => '8.1.3',
comment => 'Creating test queue table'
);
dbms_aqadm.create_queue(
queue_name => 'test_queue',
queue_table => 'test_queue',
comment => 'Test Queue'
);
dbms_aqadm.start_queue(queue_name => 'test_queue');
dbms_aqadm.add_subscriber(
queue_name => 'test_queue',
subscriber => sys.aq$_agent('plsql', null, null)
);
dbms_aq.register(
reg_list => sys.aq$_reg_info_list(
sys.aq$_reg_info(
'test_queue:plsql',
dbms_aq.namespace_aq,
'plsql://p_queue_callback?PR=1',
null
)
),
reg_count => 1
);
end;
给出一个具有未捕获异常的回调过程:
create or replace procedure p_queue_callback (
context raw,
reginfo sys.aq$_reg_info,
descr sys.aq$_descriptor,
payload varchar2,
payloadl number
)
is
l_foo number;
begin
-- Results in an ORA-01476: divisor is equal to zero runtime exception
l_foo := 1 / 0;
end;
消息入队并调用过程后,是否在任何地方记录或记录了错误?还是回调过程只是默默地失败了?
答案 0 :(得分:1)
https://docs.oracle.com/cd/B19306_01/server.102/b14257/aq_views.htm USER_QUEUE_SCHEDULES / DBA_QUEUE_SCHEDULES?共有3列错误。