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begin
  sys.dbms_job.submit(job => :job,
                      what => 'p_apip_price_send;',
                      next_date => to_date('01-01-4000', 'dd-mm-yyyy'),
                      interval => 'sysdate+1');
  sys.dbms_job.broken(job => :job,
                      broken => true,
                      next_date => to_date('01-01-4000', 'dd-mm-yyyy'));
  commit;
end;
 
---------------------------------------
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JOB_QUEUE_INTERVAL=60
JOB_QUEUE_PROCESSES=4
job_queue_keep_connections=true
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sys.dbms_job.submit(job => :job,  --job±àºÅ£¬Î¨Ò»±êʶ
                                what => 'begin  --jobÄÚÈÝ£¬µ÷Óô洢¹ý³Ì£¬ÒÔbeginºÍend¿ªÍ·
                                                   insert_t2;
                                  &nbs


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Oracle ´¥·¢Æ÷

 
create table emp2_log(
 uname varchar2(20),
 action varchar(10),
 atime date
);
create or replace trigger trig
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Virtual Columns in Oracle Database 11g

When queried, virtual columns appear to be normal table columns, but
their values are derived rather than being stored on disc. The syntax
for defining a virtual column is listed below.
column_name [datatype] [GENERATED ALWAYS] AS (expression) [VIRTUAL]
If the datatype is omitted, it is determin ......

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