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;&#97;&#118;&#26080;&#30721;&#19987;&#21306;&#22269;&#20135;&#19981;&#20081;&#30721;&#44;&#20037;&#20037;&#31934;&#21697;&#20122;&#27954;&#31934;&#21697;&#22269;&#20135;&#33394;&#23159;&#44;&#20122;&#27954;&#29087;&#22919;&#26080;&#30721;&#20843;&#86;&#22312;&#32447;&#25773;&#25918;</title><link>http://www.tkk7.com/wphmoon/archive/2008/03/20/187428.html</link><dc:creator>鏈堟寕澶滀腑澶?/dc:creator><author>鏈堟寕澶滀腑澶?/author><pubDate>Thu, 20 Mar 2008 02:47:00 GMT</pubDate><guid>http://www.tkk7.com/wphmoon/archive/2008/03/20/187428.html</guid><wfw:comment>http://www.tkk7.com/wphmoon/comments/187428.html</wfw:comment><comments>http://www.tkk7.com/wphmoon/archive/2008/03/20/187428.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/wphmoon/comments/commentRss/187428.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/wphmoon/services/trackbacks/187428.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp; 鍦╫racle涓鏋滃垪鍦╯ql涓搷浣滐紝鏄緢姝ｅ父鐨勪簨錛屾瘮濡傦細<br />
&nbsp;&nbsp;&nbsp; select col1,col2,col1+col2 from table1;<br />
&nbsp;&nbsp;&nbsp; 浣嗗鏋滀嬌鐢ㄤ簡鍒悕錛屾儏鍐靛氨涓嶅悓浜嗭細<br />
&nbsp;&nbsp;&nbsp; select col1 a,col2 b,a+b from table1;<br />
&nbsp;&nbsp;&nbsp; 浼氭姤浠ヤ笅鐨勯敊璇細<br />
&nbsp;&nbsp;&nbsp; ORA-00904: "B": invalid identifier<br />
&nbsp;&nbsp;&nbsp; 鎬庝箞瑙ｅ喅鍛紝灝辨槸濂椾竴涓猻elect鍦ㄥ闈細<br />
&nbsp;&nbsp;&nbsp; select a,b,a+b from (select col1 a,col2 b from table1);<br />
&nbsp;&nbsp;&nbsp; 榪欐牱灝辨病鏈夐棶棰樹簡銆?
<img src ="http://www.tkk7.com/wphmoon/aggbug/187428.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/wphmoon/" target="_blank">鏈堟寕澶滀腑澶?/a> 2008-03-20 10:47 <a href="http://www.tkk7.com/wphmoon/archive/2008/03/20/187428.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>鍏充簬oracle鐨刣bms_output鐨勪袱涓皬闂</title><link>http://www.tkk7.com/wphmoon/archive/2008/02/19/180627.html</link><dc:creator>鏈堟寕澶滀腑澶?/dc:creator><author>鏈堟寕澶滀腑澶?/author><pubDate>Tue, 19 Feb 2008 03:37:00 GMT</pubDate><guid>http://www.tkk7.com/wphmoon/archive/2008/02/19/180627.html</guid><wfw:comment>http://www.tkk7.com/wphmoon/comments/180627.html</wfw:comment><comments>http://www.tkk7.com/wphmoon/archive/2008/02/19/180627.html#Feedback</comments><slash:comments>1</slash:comments><wfw:commentRss>http://www.tkk7.com/wphmoon/comments/commentRss/180627.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/wphmoon/services/trackbacks/180627.html</trackback:ping><description><![CDATA[1銆佸鏋渄bms_output.put_line鐨勫唴瀹逛笉鑳芥樉紺猴紝闇�瑕佸湪鍛戒護琛屼腑鍏堟暡鍏et serveroutput on;鍙鏁蹭竴閬嶅氨濂斤紝涔嬪悗dbms_output.put_line鐨勫唴瀹瑰氨鑳芥樉紺哄嚭鏉ヤ簡錛?br />
2銆乨bms_output.put_line姣忚鍙兘鏄劇ず255涓瓧絎︼紝瓚呰繃浜嗗氨浼氭姤閿欙紝鎶ラ敊鍐呭濡備笅<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ORA-20000: ORU-10028: line length overflow, limit of 255 chars per line<br />
瑙ｅ喅榪欎釜闂鐨勬柟娉曞涓嬶細<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: #000000"><br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">declare</span><span style="color: #000000">&nbsp;<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;v_result&nbsp;</span><span style="font-weight: bold; color: #000000">Varchar2</span><span style="color: #000000">(</span><span style="font-weight: bold; color: #800000">1000</span><span style="color: #000000">);</span><span style="color: #008080">--</span><span style="color: #008080">榪欐槸闇�瑕佹墦鍗板嚭緇撴灉鐨勫瓧絎︿覆</span><span style="color: #008080"><br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #000000">&nbsp;&nbsp;v_pos&nbsp;</span><span style="font-weight: bold; color: #000000">Number</span><span style="color: #000000">&nbsp;:</span><span style="color: #808080">=</span><span style="color: #000000">&nbsp;</span><span style="font-weight: bold; color: #800000">1</span><span style="color: #000000">;</span><span style="color: #008080">--</span><span style="color: #008080">鐢ㄦ潵璁板綍v_result姣忚寮�濮嬪瓧絎︾殑浣嶇疆</span><span style="color: #008080"><br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #000000"><br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">WHILE</span><span style="color: #000000">&nbsp;v_pos</span><span style="color: #808080">&lt;=</span><span style="color: #000000">&nbsp;LENGTH(v_result)&nbsp;LOOP<br />
<img src="http://www.tkk7.com/images/OutliningIndicators/None.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DBMS_OUTPUT.PUT_LINE(SUBSTR(v_result,&nbsp;v_pos,&nbsp;</span><span style="font-weight: bold; color: #800000">200</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;&nbsp;&nbsp;&nbsp;&nbsp;v_pos:</span><span style="color: #808080">=</span><span style="color: #000000">&nbsp;v_pos</span><span style="color: #808080">+</span><span style="color: #000000">&nbsp;</span><span style="font-weight: bold; color: #800000">200</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;</span><span style="color: #0000ff">END</span><span style="color: #000000">&nbsp;LOOP;</span></div>
榪欐牱灝辮兘鎵撳嵃瓚呰繃255闀垮害鐨勫瓧絎︿覆錛岃秴榪?00闀垮害鐨勮嚜鍔ㄦ崲琛屾墦鍗板嚭鏉?
 <img src ="http://www.tkk7.com/wphmoon/aggbug/180627.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/wphmoon/" target="_blank">鏈堟寕澶滀腑澶?/a> 2008-02-19 11:37 <a href="http://www.tkk7.com/wphmoon/archive/2008/02/19/180627.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>              <footer>
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