存储过程：MyProc
JOB编译：
SQL> declare
2 jobx number;
3 begin
4 sys.dbms_job.submit(job => jobx,
5 what => 'MyProc;',
6 next_date => trunc(sysdate+1) + 750/1440, //每天１２：３０执行
7 interval => 'trunc(sysdate+1) + 750/1440' //每天１２：３０执行
8 );
9
10 commit;
11 end;
12 /
PL/SQL procedure successfully completed
SQL>