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dc-test2<oracle>sqlplus /nolog
SQL*Plus: Release 10.2.0.4.0 - Production on Thu Feb 25 22:44:25 2010
Copyright (c) 1982, 2007, Oracle.  All Rights Reserved.
SQL> conn / as sysdba
Connected.
SQL> define
DEFINE _DATE           = "25-FEB-10" (CHAR)
DEFINE _CONNECT_IDENTIFIER = "jttestdb1" (CHAR)
DEFINE _USER           = "SYS" (CHAR)
DEFINE _PRIVILEGE      = "AS SYSDBA" (CHAR)
DEFINE _SQLPLUS_RELEASE = "1002000400" (CHAR)
DEFINE _EDITOR         = "ed" (CHAR)
DEFINE _O_VERSION      = "Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options" (CHAR)
DEFINE _O_RELEASE      = "1002000400" (CHAR)
SQL>
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C:\Documents and Settings\Administrator>exp cyy/cyy@bsrs file=D:\backup_oracle.dmp ......

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select segment_name, bytes
from user_segments
where segment_type = 'TABLE';
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   Select Segment_Name,Sum(bytes)/1024/1024 from User_Extents Group By Segment_Name
ÁíÒ»ÖÖ±íʵ¼ÊÊ¹Ó ......

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DECLARE
X NUMBER;
BEGIN
SYS.DBMS_JOB.SUBMIT
( job => X,
what => 'ETL_RUN_D_Date;',
next_date => to_date('2009-08-26 01:00:00','yyyy-mm-dd hh24:mi:ss'),
interval => 'trunc(sysdate)+1+1/24',
no_parse => FALSE
);
SYS.DBMS_OUTPUT.PUT_LINE('Job Number ......

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