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5.µ÷Óú¯ÊýFN_ADDONE
--------------------
SQL> SET SERVEROUTPUT ON
SQL> DECLARE CNUM NUMBER;
  2  BEGIN
  3     CNUM := USER1_ADB.FN_ADDONE(3);
  4     DBMS_OUTPUT.PUT_LINE('CNUM = ' || CNUM);
  5  END;
  6  /
CNUM = 4
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6.ɾ³ýº¯ÊýFN_ADDONE
--------------------
SQL> DROP FUNCTION USER1_ADB.FN_ADDONE;


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1¡¢.½ûÖ¹undo tablespace×Ô¶¯Ôö³¤
alter   database   datafile   'full_path\undotbs01.dbf'   autoextend   off;
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create undo tablespace undotBS2 datafile ......

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show parameter job_queue_processes;
alter system set job_queue_processes=10;
exit
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connect jcy/jcy
ALTER TABLE T_OA_AFFICHE MODIFY (INPUT_TIME DATE);
ALTER TABLE ......
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