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2.1 ´´½¨Programs
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STORED PROCEDURE £º±àÒëºÃµÄPL/SQL´æ´¢¹ý³Ì£¬»òÕßJava´æ´¢¹ý³Ì£¬ÒÔ¼°ÍⲿµÄc×Ó³ÌÐò£»
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JSSWEB> desc dbms_scheduler.create_program;
Parameter Type Mode Default?
------------------- -------------- ---- --------
PROGRAM_NAME VARCHAR2 IN
PROGRAM_TYPE VARCHAR2 IN
PROGRAM_ACTION VARCHAR2 IN
NUMBER_OF_ARGUMENTS BINARY_INTEGER IN Y
ENABLED BOOLEAN IN Y
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Username
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Description
See Also
CTXSYS
CTXSYS
The Oracle Text account
Oracle Text Reference
DBSNMP
DBSNMP
The account used by the Management Agent component of Oracle Enterprise Manager to monitor and manage the database
Oracle Enter ......
OracleÈÕÆÚº¯Êý¼¯½õ(Ò»)
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1.Y»òYY»òYYY ÄêµÄ×îºóһ룬Á½Î»»òÈýλ
SQL> Select to_char(sysdate,'Y') from dual;
TO_CHAR(SYSDATE,'Y')
--------------------
7
SQL> Select to_char(sysdate,'YY') from dual;
TO_CHAR(SYSDATE,'YY')
---------------------
07
SQL> Select to_ch ......
OracleÈÕÆÚº¯Êý¼¯½õ(¶þ)
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1.trunc(sysdate,'Q') ±¾¼¾¶ÈµÚÒ»Ìì
SQL> select trunc(sysdate,'Q') from dual;
TRUNC(SYSDATE,'Q')
------------------
2007-4-1
2.trunc(sysdate,'D') ±¾ÖܵĵÚÒ»Ìì(ÖÜÈÕ)
SQL> select trunc(sysdate,'D')from dual;
TRUNC(SYSDATE,'D')
------------------
2 ......