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declare v_sal number := 6000; begin while (v_sal < 8000) loop v_sal := v_sal + 1; dbms_output.put_line(v_sal); end loop; end; 阅读全文
posted @ 2015-06-29 22:49
nick_huang
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declare v_display varchar2(10); begin for i in 1 .. 100 loop for j in reverse 1 .. 10 loop dbms_output.put_line(i || ' - ' || j); end loop; end loop... 阅读全文
posted @ 2015-06-29 22:48
nick_huang
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declare v_job varchar2(50) := 'Programmer'; v_sal number; begin if v_job = 'Programmer' then v_sal := 6000; elsif v_job = 'Senior Programmer' then v_sal := 8000; ... 阅读全文
posted @ 2015-06-29 22:47
nick_huang
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declare v_sal number; begin select t.sal into v_sal from scott.emp t where rownum <= 1; dbms_output.put_line(v_sal); end; 阅读全文
posted @ 2015-06-29 22:46
nick_huang
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declare v_sal number(5) := 6000; begin --if you could not see the output in console, you should set output on first use the command in command line : set serveroutput on dbms_output.put_l... 阅读全文
posted @ 2015-06-29 22:45
nick_huang
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