锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#20122;&#27954;&#22269;&#20135;&#31934;&#21697;&#26080;&#30721;&#19968;&#32447;&#23707;&#22269;&#44;&#20122;&#27954;&#97;&#118;&#26080;&#30721;&#19987;&#21306;&#22312;&#32447;&#25773;&#25918;&#44;&#22269;&#20135;&#20122;&#27954;&#31934;&#21697;&#26080;&#30721;&#19987;&#21306;</title><link>http://www.tkk7.com/kxx129/category/20937.html</link><description>java瀛︿範,蹇冩儏鏃ヨ,緙ょ悍鏃跺埢</description><language>zh-cn</language><lastBuildDate>Wed, 29 Aug 2012 02:38:31 GMT</lastBuildDate><pubDate>Wed, 29 Aug 2012 02:38:31 GMT</pubDate><ttl>60</ttl><item><title>Oracle 緋葷粺鍙橀噺浣跨敤</title><link>http://www.tkk7.com/kxx129/archive/2010/11/04/337229.html</link><dc:creator>娉頒粩鍦ㄧ嚎</dc:creator><author>娉頒粩鍦ㄧ嚎</author><pubDate>Thu, 04 Nov 2010 06:53:00 GMT</pubDate><guid>http://www.tkk7.com/kxx129/archive/2010/11/04/337229.html</guid><wfw:comment>http://www.tkk7.com/kxx129/comments/337229.html</wfw:comment><comments>http://www.tkk7.com/kxx129/archive/2010/11/04/337229.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/kxx129/comments/commentRss/337229.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/kxx129/services/trackbacks/337229.html</trackback:ping><description><![CDATA[select name,value,description from V$PARAMETER where name like 'u%';<br />
<br />
<br />
ALTER SYSTEM SET <br />
U_FILE_DIR='C:\oracle\oradata','C:\oracle\oradata\log'<br />
SCOPE = SPFILE ;"<br />
<img src ="http://www.tkk7.com/kxx129/aggbug/337229.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/kxx129/" target="_blank">娉頒粩鍦ㄧ嚎</a> 2010-11-04 14:53 <a href="http://www.tkk7.com/kxx129/archive/2010/11/04/337229.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>Oracle Connect By Start With 鎬葷粨==杞笘</title><link>http://www.tkk7.com/kxx129/archive/2010/10/13/335031.html</link><dc:creator>娉頒粩鍦ㄧ嚎</dc:creator><author>娉頒粩鍦ㄧ嚎</author><pubDate>Wed, 13 Oct 2010 06:41:00 GMT</pubDate><guid>http://www.tkk7.com/kxx129/archive/2010/10/13/335031.html</guid><wfw:comment>http://www.tkk7.com/kxx129/comments/335031.html</wfw:comment><comments>http://www.tkk7.com/kxx129/archive/2010/10/13/335031.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/kxx129/comments/commentRss/335031.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/kxx129/services/trackbacks/335031.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 鎽樿: Oracle 瀹炲湪澶己浜嗭紝鏈瘒鏂囩珷璇︾粏浠嬬粛浜哋racle鐨勯�掑綊鏌ヨ璇硶錛屽埄鐢ㄦ璇硶錛屽彲浠ユ柟渚垮湴瀹炵幇閫掑綊鐨勫弻鍚戞煡璇細
<br>
<br>-- Tirle        : Recursion query for TREE with "connect by/start with"
<br>-- Author       : Rake Gao
<br>-- Create Date : 2005-08-22
<br>-- Version      : 2.0
<br>-- Last Modify : 2005-08-22
<br>
<br>鐩?褰?<br>涓�銆佹祴璇曞噯澶?<br>浜屻�佸疄鐜板悇縐嶆煡璇㈣姹?<br>涓夈�佽鐐規�葷粨&nbsp;&nbsp;<a href='http://www.tkk7.com/kxx129/archive/2010/10/13/335031.html'>闃呰鍏ㄦ枃</a><img src ="http://www.tkk7.com/kxx129/aggbug/335031.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/kxx129/" target="_blank">娉頒粩鍦ㄧ嚎</a> 2010-10-13 14:41 <a href="http://www.tkk7.com/kxx129/archive/2010/10/13/335031.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>ORACLE UPDATE 璇彞璇硶涓庢�ц兘鍒嗘瀽鐨勪竴鐐圭湅娉?杞?</title><link>http://www.tkk7.com/kxx129/archive/2009/08/10/290524.html</link><dc:creator>娉頒粩鍦ㄧ嚎</dc:creator><author>娉頒粩鍦ㄧ嚎</author><pubDate>Mon, 10 Aug 2009 04:47:00 GMT</pubDate><guid>http://www.tkk7.com/kxx129/archive/2009/08/10/290524.html</guid><wfw:comment>http://www.tkk7.com/kxx129/comments/290524.html</wfw:comment><comments>http://www.tkk7.com/kxx129/archive/2009/08/10/290524.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/kxx129/comments/commentRss/290524.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/kxx129/services/trackbacks/290524.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 鎽樿: ORACLE UPDATE 璇彞璇硶涓庢�ц兘鍒嗘瀽鐨勪竴鐐圭湅娉?<br>
<br>涓轟簡鏂逛究璧瘋,寤虹珛浜嗕互涓嬬畝鍗曟ā鍨?鍜屾瀯閫犱簡閮ㄥ垎嫻嬭瘯鏁版嵁:
<br>  鍦ㄦ煇涓笟鍔″彈鐞嗗瓙緋葷粺BSS涓紝
<br>  --瀹㈡埛璧勬枡琛?<br>  create table customers
<br>  (
<br>   customer_id   number(8)    not null,  -- 瀹㈡埛鏍囩ず
<br>   city_name     varchar2(10) not null,  -- 鎵�鍦ㄥ煄甯?<br>   customer_type char(2)      not null,  -- 瀹㈡埛綾誨瀷
<br> 
<br>   ...
<br>&nbsp;&nbsp;<a href='http://www.tkk7.com/kxx129/archive/2009/08/10/290524.html'>闃呰鍏ㄦ枃</a><img src ="http://www.tkk7.com/kxx129/aggbug/290524.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/kxx129/" target="_blank">娉頒粩鍦ㄧ嚎</a> 2009-08-10 12:47 <a href="http://www.tkk7.com/kxx129/archive/2009/08/10/290524.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>Oracle ref 娓告爣</title><link>http://www.tkk7.com/kxx129/archive/2009/08/07/290190.html</link><dc:creator>娉頒粩鍦ㄧ嚎</dc:creator><author>娉頒粩鍦ㄧ嚎</author><pubDate>Fri, 07 Aug 2009 01:44:00 GMT</pubDate><guid>http://www.tkk7.com/kxx129/archive/2009/08/07/290190.html</guid><wfw:comment>http://www.tkk7.com/kxx129/comments/290190.html</wfw:comment><comments>http://www.tkk7.com/kxx129/archive/2009/08/07/290190.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/kxx129/comments/commentRss/290190.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/kxx129/services/trackbacks/290190.html</trackback:ping><description><![CDATA[<div style="border-right: #cccccc 1px solid; padding-right: 5px; border-top: #cccccc 1px solid; padding-left: 4px; font-size: 13px; padding-bottom: 4px; border-left: #cccccc 1px solid; width: 98%; word-break: break-all; padding-top: 4px; border-bottom: #cccccc 1px solid; background-color: #eeeeee"><img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" /><span style="color: #0000ff">CREATE</span><span style="color: #000000">&nbsp;</span><span style="color: #808080">OR</span><span style="color: #000000">&nbsp;</span><span style="color: #ff00ff">REPLACE</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">FUNCTION</span><span style="color: #000000">&nbsp;GetAreaCdStr(cmpyCd&nbsp;</span><span style="color: #808080">IN</span><span style="color: #000000">&nbsp;</span><span style="font-weight: bold; color: #000000">varchar2</span><span style="color: #000000">)&nbsp;</span><span style="color: #0000ff">RETURN</span><span style="color: #000000">&nbsp;</span><span style="font-weight: bold; color: #000000">VARCHAR2</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">AS</span><span style="color: #000000"><br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;TYPE&nbsp;REFCURSOR&nbsp;</span><span style="color: #0000ff">IS</span><span style="color: #000000">&nbsp;REF&nbsp;</span><span style="color: #0000ff">CURSOR</span><span style="color: #000000">;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;AREA_COR&nbsp;&nbsp;REFCURSOR;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;areaCdStr&nbsp;</span><span style="font-weight: bold; color: #000000">VARCHAR2</span><span style="color: #000000">(</span><span style="font-weight: bold; color: #800000">500</span><span style="color: #000000">);<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;areaCd&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-weight: bold; color: #000000">VARCHAR2</span><span style="color: #000000">(</span><span style="font-weight: bold; color: #800000">3</span><span style="color: #000000">);<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">BEGIN</span><span style="color: #000000"><br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;</span><span style="color: #0000ff">OPEN</span><span style="color: #000000">&nbsp;AREA_COR&nbsp;</span><span style="color: #0000ff">FOR</span><span style="color: #000000"><br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000ff">SELECT</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">DISTINCT</span><span style="color: #000000">&nbsp;AREA_CD&nbsp;</span><span style="color: #0000ff">FROM</span><span style="color: #000000">&nbsp;T_AREA_M&nbsp;</span><span style="color: #0000ff">WHERE</span><span style="color: #000000">&nbsp;CMPY_CD&nbsp;</span><span style="color: #808080">=</span><span style="color: #000000">&nbsp;cmpyCd&nbsp;</span><span style="color: #0000ff">ORDER</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">BY</span><span style="color: #000000">&nbsp;AREA_CD;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;LOOP<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000ff">FETCH</span><span style="color: #000000">&nbsp;AREA_COR&nbsp;</span><span style="color: #0000ff">INTO</span><span style="color: #000000">&nbsp;areaCd;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000ff">EXIT</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">WHEN</span><span style="color: #000000">&nbsp;AREA_COR</span><span style="color: #808080">%</span><span style="color: #000000">NOTFOUND;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000ff">BEGIN</span><span style="color: #000000"><br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;areaCdStr&nbsp;:</span><span style="color: #808080">=</span><span style="color: #000000">&nbsp;areaCdStr&nbsp;</span><span style="color: #808080">||</span><span style="color: #000000">&nbsp;areaCd&nbsp;</span><span style="color: #808080">||</span><span style="color: #000000">&nbsp;</span><span style="color: #ff0000">'</span><span style="color: #ff0000">,</span><span style="color: #ff0000">'</span><span style="color: #000000">;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000ff">END</span><span style="color: #000000">;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;</span><span style="color: #0000ff">END</span><span style="color: #000000">&nbsp;LOOP;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;</span><span style="color: #0000ff">CLOSE</span><span style="color: #000000">&nbsp;AREA_COR;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;</span><span style="color: #0000ff">RETURN</span><span style="color: #000000">&nbsp;areaCdStr;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">END</span><span style="color: #000000">;</span></div>
<br />
璋冪敤:<br />
<div style="border-right: #cccccc 1px solid; padding-right: 5px; border-top: #cccccc 1px solid; padding-left: 4px; font-size: 13px; padding-bottom: 4px; border-left: #cccccc 1px solid; width: 98%; word-break: break-all; padding-top: 4px; border-bottom: #cccccc 1px solid; background-color: #eeeeee"><img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" /><span style="color: #0000ff">SELECT</span><span style="color: #000000">&nbsp;T.CMPY_CD,&nbsp;T.CMPY_NM,&nbsp;GETAREACDSTR(T.CMPY_CD)&nbsp;</span><span style="color: #0000ff">AS</span><span style="color: #000000">&nbsp;AREACDSTR<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;</span><span style="color: #0000ff">FROM</span><span style="color: #000000">&nbsp;T_CMPY_M&nbsp;T<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;</span><span style="color: #0000ff">ORDER</span><span style="color: #000000">&nbsp;</span><span style="color: #0000ff">BY</span><span style="color: #000000">&nbsp;T.CMPY_CD</span></div>
<img src ="http://www.tkk7.com/kxx129/aggbug/290190.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/kxx129/" target="_blank">娉頒粩鍦ㄧ嚎</a> 2009-08-07 09:44 <a href="http://www.tkk7.com/kxx129/archive/2009/08/07/290190.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>MS SQL Server鍜孫racle鐨勫父鐢ㄥ嚱鏁板姣?/title><link>http://www.tkk7.com/kxx129/archive/2007/11/14/160550.html</link><dc:creator>娉頒粩鍦ㄧ嚎</dc:creator><author>娉頒粩鍦ㄧ嚎</author><pubDate>Wed, 14 Nov 2007 06:39:00 GMT</pubDate><guid>http://www.tkk7.com/kxx129/archive/2007/11/14/160550.html</guid><wfw:comment>http://www.tkk7.com/kxx129/comments/160550.html</wfw:comment><comments>http://www.tkk7.com/kxx129/archive/2007/11/14/160550.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/kxx129/comments/commentRss/160550.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/kxx129/services/trackbacks/160550.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 鎽樿: MS SQL Server鍜孫racle鐨勫父鐢ㄥ嚱鏁板姣?<br>
<br>鎽樿嚜:涓浗IT瀹為獙瀹?nbsp;&nbsp;<a href='http://www.tkk7.com/kxx129/archive/2007/11/14/160550.html'>闃呰鍏ㄦ枃</a><img src ="http://www.tkk7.com/kxx129/aggbug/160550.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/kxx129/" target="_blank">娉頒粩鍦ㄧ嚎</a> 2007-11-14 14:39 <a href="http://www.tkk7.com/kxx129/archive/2007/11/14/160550.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>ORACLE SEQUENCE瀛︿範</title><link>http://www.tkk7.com/kxx129/archive/2007/03/23/105917.html</link><dc:creator>娉頒粩鍦ㄧ嚎</dc:creator><author>娉頒粩鍦ㄧ嚎</author><pubDate>Fri, 23 Mar 2007 08:42:00 GMT</pubDate><guid>http://www.tkk7.com/kxx129/archive/2007/03/23/105917.html</guid><wfw:comment>http://www.tkk7.com/kxx129/comments/105917.html</wfw:comment><comments>http://www.tkk7.com/kxx129/archive/2007/03/23/105917.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/kxx129/comments/commentRss/105917.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/kxx129/services/trackbacks/105917.html</trackback:ping><description><![CDATA[鍦╫racle涓璼equence灝辨槸鎵�璋撶殑搴忓垪鍙鳳紝姣忔鍙栫殑鏃跺�欏畠浼氳嚜鍔ㄥ鍔狅紝涓�鑸敤鍦ㄩ渶瑕佹寜搴忓垪鍙鋒帓搴忕殑鍦版柟銆?nbsp; <br>1銆丆reate&nbsp;Sequence&nbsp; <br>浣犻鍏堣鏈塁REATE&nbsp;SEQUENCE鎴栬�匔REATE&nbsp;ANY&nbsp;SEQUENCE鏉冮檺錛?nbsp; <br>CREATE&nbsp;SEQUENCE&nbsp;emp_sequence&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;INCREMENT&nbsp;BY&nbsp;1&nbsp;&nbsp;--&nbsp;姣忔鍔犲嚑涓?nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;START&nbsp;WITH&nbsp;1&nbsp;&nbsp;&nbsp;&nbsp;--&nbsp;浠?寮�濮嬭鏁?nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;NOMAXVALUE&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;--&nbsp;涓嶈緗渶澶у�?nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;NOCYCLE&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;--&nbsp;涓�鐩寸瘡鍔狅紝涓嶅驚鐜?nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;CACHE&nbsp;10;&nbsp; <br><br>涓�鏃﹀畾涔変簡emp_sequence錛屼綘灝卞彲浠ョ敤CURRVAL錛孨EXTVAL&nbsp; <br>&nbsp;CURRVAL=榪斿洖&nbsp;sequence鐨勫綋鍓嶅�?nbsp; <br>&nbsp;NEXTVAL=澧炲姞sequence鐨勫�鹼紝鐒跺悗榪斿洖&nbsp;sequence&nbsp;鍊?nbsp; <br>姣斿錛?nbsp; <br>&nbsp;&nbsp;emp_sequence.CURRVAL&nbsp; <br>&nbsp;&nbsp;emp_sequence.NEXTVAL&nbsp; <br><br>鍙互浣跨敤sequence鐨勫湴鏂癸細&nbsp; <br>-&nbsp;涓嶅寘鍚瓙鏌ヨ銆乻napshot銆乂IEW鐨?nbsp;SELECT&nbsp;璇彞&nbsp; <br>-&nbsp;INSERT璇彞鐨勫瓙鏌ヨ涓?nbsp; <br>-&nbsp;NSERT璇彞鐨刅ALUES涓?nbsp; <br>-&nbsp;UPDATE&nbsp;鐨?nbsp;SET涓?nbsp;&nbsp;&nbsp; <br><br>鍙互鐪嬪涓嬩緥瀛愶細&nbsp; <br>INSERT&nbsp;INTO&nbsp;emp&nbsp;VALUES&nbsp;&nbsp; <br>(empseq.nextval,&nbsp;'LEWIS',&nbsp;'CLERK',7902,&nbsp;SYSDATE,&nbsp;1200,&nbsp;NULL,&nbsp;20);&nbsp; <br><br>SELECT&nbsp;empseq.currval&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;FROM&nbsp;DUAL;&nbsp; <br><br>浣嗘槸瑕佹敞鎰忕殑鏄細&nbsp; <br>-&nbsp;絎竴嬈EXTVAL榪斿洖鐨勬槸鍒濆鍊鹼紱闅忓悗鐨凬EXTVAL浼氳嚜鍔ㄥ鍔犱綘瀹氫箟鐨処NCREMENT&nbsp;BY鍊鹼紝鐒跺悗榪斿洖澧炲姞鍚庣殑鍊箋�侰URRVAL&nbsp;鎬繪槸榪斿洖褰撳墠SEQUENCE鐨勫�鹼紝浣嗘槸鍦ㄧ涓�嬈EXTVAL鍒濆鍖栦箣鍚庢墠鑳戒嬌鐢–URRVAL錛屽惁鍒欎細鍑洪敊銆備竴嬈EXTVAL浼氬鍔犱竴嬈EQUENCE鐨勫�鹼紝鎵�浠ュ鏋滀綘鍦ㄥ悓涓�涓鍙ラ噷闈嬌鐢ㄥ涓狽EXTVAL錛屽叾鍊煎氨鏄笉涓�鏍風殑銆傛槑鐧斤紵&nbsp; <br><br>-&nbsp;濡傛灉鎸囧畾CACHE鍊鹼紝ORACLE灝卞彲浠ラ鍏堝湪鍐呭瓨閲岄潰鏀劇疆涓�浜泂equence錛岃繖鏍峰瓨鍙栫殑蹇簺銆俢ache閲岄潰鐨勫彇瀹屽悗錛宱racle鑷姩鍐嶅彇涓�緇勫埌cache銆?nbsp;浣跨敤cache鎴栬浼氳煩鍙鳳紝&nbsp;姣斿鏁版嵁搴撶獊鐒朵笉姝ｅ父down鎺夛紙shutdown&nbsp;abort),cache涓殑sequence灝變細涓㈠け.&nbsp;鎵�浠ュ彲浠ュ湪create&nbsp;sequence鐨勬椂鍊欑敤nocache闃叉榪欑鎯呭喌銆?nbsp; <br><br>2銆丄lter&nbsp;Sequence&nbsp; <br>浣犳垨鑰呮槸璇equence鐨刼wner錛屾垨鑰呮湁ALTER&nbsp;ANY&nbsp;SEQUENCE&nbsp;鏉冮檺鎵嶈兘鏀瑰姩sequence.&nbsp;鍙互alter闄tart鑷充互澶栫殑鎵�鏈塻equence鍙傛暟.濡傛灉鎯寵鏀瑰彉start鍊鹼紝蹇呴』&nbsp;drop&nbsp;&nbsp;sequence&nbsp;鍐?nbsp;re-create&nbsp;.&nbsp; <br>Alter&nbsp;sequence&nbsp;鐨勪緥瀛?nbsp; <br>ALTER&nbsp;SEQUENCE&nbsp;emp_sequence&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;INCREMENT&nbsp;BY&nbsp;10&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;MAXVALUE&nbsp;10000&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;CYCLE&nbsp;&nbsp;&nbsp;&nbsp;--&nbsp;鍒?0000鍚庝粠澶村紑濮?nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;NOCACHE&nbsp;;&nbsp; <br><br><br>褰卞搷Sequence鐨勫垵濮嬪寲鍙傛暟錛?nbsp; <br>SEQUENCE_CACHE_ENTRIES&nbsp;=璁劇疆鑳藉悓鏃惰cache鐨剆equence鏁扮洰銆?nbsp;&nbsp; <br><br>鍙互寰堢畝鍗曠殑Drop&nbsp;Sequence&nbsp; <br>DROP&nbsp;SEQUENCE&nbsp;order_seq;&nbsp; 
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