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Oracle spool Ó÷¨Ð¡½á

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select
taskindex||'|'||commonindex||'|'||tasktype||'|'||to_number(to_char(sysdate,'YYYYMMDD'))
from ssrv_sendsms_task;
spool
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set colsep' ';¡¡¡¡¡¡ //ÓòÊä³ö·Ö¸ô·û
set echo off;¡¡¡¡¡¡¡¡//ÏÔʾstartÆô¶¯µÄ½Å±¾ÖеÄÿ¸ösqlÃüÁȱʡΪon
set feedback off;¡¡¡¡//»ØÏÔ±¾´ÎsqlÃüÁî´¦ÀíµÄ¼Ç¼ÌõÊý£¬È±Ê¡Îªon
set heading off;¡¡¡¡ //Êä³öÓò±êÌ⣬ȱʡΪon
set pagesize 0;¡¡¡¡¡¡//Êä³öÿҳÐÐÊý£¬È±Ê¡Îª24,ΪÁ˱ÜÃâ·ÖÒ³£¬¿ÉÉ趨Ϊ0¡£
set termout off;¡¡¡¡ //ÏÔʾ½Å±¾ÖеÄÃüÁîµÄÖ´Ðнá¹û£¬È±Ê¡Îªon
set trimout on;¡¡¡¡¡¡//È¥³ý±ê×¼Êä³öÿÐеÄÍÏβ¿Õ¸ñ£¬È±Ê¡Îªoff
set trimspool on;¡¡¡¡//È¥³ýÖØ¶¨Ïò£¨spool
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β¿Õ¸ñ£¬È±Ê¡Îªoff
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SQL*PLUS»·¾³ÉèÖÃSET NEWPAGE NONE
                SET HEADING OFF
                SET SPACE 0
                SET PAGESIZE 0
                SET TRIMOUT ON
                SET TRIMSPOOL ON
                SET LINESIZE 2500
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        set colsep '|'     &


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1¡¢OracleÀïÃæÓû§µÄÃÜÂëÊǽøÐмÓÃܱ£´æµÄ,ËùÒÔÖ»ÄÜÖØÐÂÐÞ¸ÄÉú³ÉеÄÃÜÂë.


ÀûÓÃϵͳ¹ÜÀíÔ±(sys)µÇ¼,½«scottÓû§µÄÃÜÂëÐ޸ļ´¿É

SQL>conn / as sysdba ;


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SQL>alter user scott identified by tiger
;


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SQL>alter user scott identified by tiger ;
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µ±È»Ò²¿ÉÒÔµ½WEB¶Ë½øÐÐÐ޸ĵØÖ·ÈçÏÂ:
http://localhsot:1158/em(ÏàÓ¦µÄ·þÎñ±Ø ......

oracle Function


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&nbs ......

ÐÞ¸ÄOracle 10g SGA ´óС

ʹÓÃSYSÓû§ÒÔSYSDBAÉí·ÝµÇ¼ϵͳ
²é¿´ÐÞ¸Äǰsga_max_size£¬sga_target´óС
show parameter sga_max_size;
show parameter sga_target;
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alter system set sga_max_size=1600m scope=spfile;
alter system set sga_target=1600m scope=spfile;
²é¿´Ð޸ĺósga_max_size£¬sga_target´óС
show parameter sga_ ......

OracleÖаÑyyyy mm ddת³ÉyyyyÄêmmÔÂddÈÕ


SQL> select   to_char(sysdate,'yyyy')||'Äê'||to_char(sysdate,'mm')||'ÔÂ'||to_char(sysdate,'dd')||'ÈÕ'  from   dual;
TO_CHAR(SYSDATE,'YYYY')||'Äê'|
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select to_char(add_months(trunc(sysdate),-1),'yyyy"Äê"mm"ÔÂ"') from dual    È¡ÉϸöÔ·Ý
......
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