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>&#22269;&#20135;&#57;&#57;&#20037;&#20037;&#20037;&#22269;&#20135;&#31934;&#21697;&#20813;&#36153;&#30475;&#13;&#44;&#23567;&#23567;&#27700;&#34588;&#26691;&#22312;&#32447;&#35266;&#30475;&#44;&#32508;&#21512;&#28608;&#24773;&#19968;&#21306;</title><link>http://www.aygfsteel.com/baizhihui19870626/category/51117.html</link><description>璁板綍鏈?/description><language>zh-cn</language><lastBuildDate>Mon, 02 Jul 2012 21:37:01 GMT</lastBuildDate><pubDate>Mon, 02 Jul 2012 21:37:01 GMT</pubDate><ttl>60</ttl><item><title>SELECT INTO 鍜?INSERT INTO SELECT 涓ょ琛ㄥ鍒惰鍙?/title><link>http://www.aygfsteel.com/baizhihui19870626/articles/381708.html</link><dc:creator>灝忕櫧19870626</dc:creator><author>灝忕櫧19870626</author><pubDate>Thu, 28 Jun 2012 05:43:00 GMT</pubDate><guid>http://www.aygfsteel.com/baizhihui19870626/articles/381708.html</guid><wfw:comment>http://www.aygfsteel.com/baizhihui19870626/comments/381708.html</wfw:comment><comments>http://www.aygfsteel.com/baizhihui19870626/articles/381708.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/baizhihui19870626/comments/commentRss/381708.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/baizhihui19870626/services/trackbacks/381708.html</trackback:ping><description><![CDATA[&nbsp;Insert鏄疶-sql涓父鐢ㄨ鍙ワ紝Insert INTO table(field1,field2,...) values(value1,value2,...)榪欑褰㈠紡鐨勫湪搴旂敤紼嬪簭寮�鍙戜腑蹇呬笉鍙皯銆備絾鎴戜滑鍦ㄥ紑鍙戙�佹祴璇曡繃紼嬩腑錛岀粡甯鎬細閬囧埌闇�瑕佽〃澶嶅埗鐨勬儏鍐碉紝濡傚皢涓�涓猼able1鐨勬暟鎹殑閮ㄥ垎瀛楁澶嶅埗鍒皌able2涓紝鎴栬�呭皢鏁翠釜table1澶嶅埗鍒皌able2涓紝榪欐椂鍊欐垜浠氨瑕佷嬌鐢?font face="Verdana">SELECT INTO 鍜?INSERT INTO SELECT 琛ㄥ鍒惰鍙ヤ簡銆?/font> 
<p>1.<font face="Verdana">INSERT INTO SELECT璇彞</font></p>
<p>璇彞褰㈠紡涓猴細<font face="Verdana"><span style="color: #ff0000"><font style="color: #ff0000" face="Verdana">Insert into Table2(field1,field2,...) select value1,value2,... from Table1</font></span></font></p>
<p><font face="Verdana"></font><font face="Verdana">瑕佹眰鐩爣琛═able2蹇呴』瀛樺湪錛岀敱浜庣洰鏍囪〃Table2宸茬粡瀛樺湪錛屾墍浠ユ垜浠櫎浜嗘彃鍏ユ簮琛═able1鐨勫瓧孌靛錛岃繕鍙互鎻掑叆甯擱噺銆傜ず渚嬪涓嬶細</font></p>
<div   id="wmqeeuq"   class="cnblogs_code"><img style="display: none" id="Code_Closed_Image_080803" align="top" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif" width="11" height="16"  alt="" /><img style="display: inline" id="Code_Open_Image_080803" align="top" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif" width="11" height="16"  alt="" /><span style="display: none" id="Code_Closed_Text_080803" class="cnblogs_code_Collapse">INSERT INTO SELECT璇彞澶嶅埗琛ㄦ暟鎹?/span><span style="display: inline" id="Code_Open_Text_080803"><br /><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #000000"></span><span style="color: #008080">--</span><span style="color: #008080">1.鍒涘緩嫻嬭瘯琛?/span><span style="color: #008080"><br /></span><span style="color: #000000"></span><span style="color: #0000ff">create</span><span style="color: #000000"> </span><span style="color: #0000ff">TABLE</span><span style="color: #000000"> Table1<br />(<br />a </span><span style="color: #0000ff">varchar</span><span style="color: #000000">(</span><span style="color: #800000; font-weight: bold">10</span><span style="color: #000000">),<br />b </span><span style="color: #0000ff">varchar</span><span style="color: #000000">(</span><span style="color: #800000; font-weight: bold">10</span><span style="color: #000000">),<br />c </span><span style="color: #0000ff">varchar</span><span style="color: #000000">(</span><span style="color: #800000; font-weight: bold">10</span><span style="color: #000000">),<br /></span><span style="color: #0000ff">CONSTRAINT</span><span style="color: #000000"> </span><span style="color: #ff0000">[</span><span style="color: #ff0000">PK_Table1</span><span style="color: #ff0000">]</span><span style="color: #000000"> </span><span style="color: #0000ff">PRIMARY</span><span style="color: #000000"> </span><span style="color: #0000ff">KEY</span><span style="color: #000000"> </span><span style="color: #0000ff">CLUSTERED</span><span style="color: #000000"><br />(<br />a </span><span style="color: #0000ff">ASC</span><span style="color: #000000"><br />)<br />) </span><span style="color: #0000ff">ON</span><span style="color: #000000"> </span><span style="color: #ff0000">[</span><span style="color: #ff0000">PRIMARY</span><span style="color: #ff0000">]</span><span style="color: #000000"><br /><br /></span><span style="color: #0000ff">create</span><span style="color: #000000"> </span><span style="color: #0000ff">TABLE</span><span style="color: #000000"> Table2<br />(<br />a </span><span style="color: #0000ff">varchar</span><span style="color: #000000">(</span><span style="color: #800000; font-weight: bold">10</span><span style="color: #000000">),<br />c </span><span style="color: #0000ff">varchar</span><span style="color: #000000">(</span><span style="color: #800000; font-weight: bold">10</span><span style="color: #000000">),<br />d </span><span style="color: #0000ff">int</span><span style="color: #000000">,<br /></span><span style="color: #0000ff">CONSTRAINT</span><span style="color: #000000"> </span><span style="color: #ff0000">[</span><span style="color: #ff0000">PK_Table2</span><span style="color: #ff0000">]</span><span style="color: #000000"> </span><span style="color: #0000ff">PRIMARY</span><span style="color: #000000"> </span><span style="color: #0000ff">KEY</span><span style="color: #000000"> </span><span style="color: #0000ff">CLUSTERED</span><span style="color: #000000"><br />(<br />a </span><span style="color: #0000ff">ASC</span><span style="color: #000000"><br />)<br />) </span><span style="color: #0000ff">ON</span><span style="color: #000000"> </span><span style="color: #ff0000">[</span><span style="color: #ff0000">PRIMARY</span><span style="color: #ff0000">]</span><span style="color: #000000"><br /></span><span style="color: #0000ff">GO</span><span style="color: #000000"><br /></span><span style="color: #008080">--</span><span style="color: #008080">2.鍒涘緩嫻嬭瘯鏁版嵁</span><span style="color: #008080"><br /></span><span style="color: #000000"></span><span style="color: #0000ff">Insert</span><span style="color: #000000"> </span><span style="color: #0000ff">into</span><span style="color: #000000"> Table1 </span><span style="color: #0000ff">values</span><span style="color: #000000">(</span><span style="color: #ff0000">'</span><span style="color: #ff0000">璧?/span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">asds</span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">90</span><span style="color: #ff0000">'</span><span style="color: #000000">)<br /></span><span style="color: #0000ff">Insert</span><span style="color: #000000"> </span><span style="color: #0000ff">into</span><span style="color: #000000"> Table1 </span><span style="color: #0000ff">values</span><span style="color: #000000">(</span><span style="color: #ff0000">'</span><span style="color: #ff0000">閽?/span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">asds</span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">100</span><span style="color: #ff0000">'</span><span style="color: #000000">)<br /></span><span style="color: #0000ff">Insert</span><span style="color: #000000"> </span><span style="color: #0000ff">into</span><span style="color: #000000"> Table1 </span><span style="color: #0000ff">values</span><span style="color: #000000">(</span><span style="color: #ff0000">'</span><span style="color: #ff0000">瀛?/span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">asds</span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">80</span><span style="color: #ff0000">'</span><span style="color: #000000">)<br /></span><span style="color: #0000ff">Insert</span><span style="color: #000000"> </span><span style="color: #0000ff">into</span><span style="color: #000000"> Table1 </span><span style="color: #0000ff">values</span><span style="color: #000000">(</span><span style="color: #ff0000">'</span><span style="color: #ff0000">鏉?/span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">asds</span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #0000ff">null</span><span style="color: #000000">)<br /></span><span style="color: #0000ff">GO</span><span style="color: #000000"><br /></span><span style="color: #0000ff">select</span><span style="color: #000000"> </span><span style="color: #808080">*</span><span style="color: #000000"> </span><span style="color: #0000ff">from</span><span style="color: #000000"> Table2<br /><br /></span><span style="color: #008080">--</span><span style="color: #008080">3.INSERT INTO SELECT璇彞澶嶅埗琛ㄦ暟鎹?/span><span style="color: #008080"><br /></span><span style="color: #000000"></span><span style="color: #0000ff">Insert</span><span style="color: #000000"> </span><span style="color: #0000ff">into</span><span style="color: #000000"> Table2(a, c, d) </span><span style="color: #0000ff">select</span><span style="color: #000000"> a,c,</span><span style="color: #800000; font-weight: bold">5</span><span style="color: #000000"> </span><span style="color: #0000ff">from</span><span style="color: #000000"> Table1<br /></span><span style="color: #0000ff">GO</span><span style="color: #000000"><br /><br /></span><span style="color: #008080">--</span><span style="color: #008080">4.鏄劇ず鏇存柊鍚庣殑緇撴灉</span><span style="color: #008080"><br /></span><span style="color: #000000"></span><span style="color: #0000ff">select</span><span style="color: #000000"> </span><span style="color: #808080">*</span><span style="color: #000000"> </span><span style="color: #0000ff">from</span><span style="color: #000000"> Table2<br /></span><span style="color: #0000ff">GO</span><span style="color: #000000"><br /></span><span style="color: #008080">--</span><span style="color: #008080">5.鍒犻櫎嫻嬭瘯琛?/span><span style="color: #008080"><br /></span><span style="color: #000000"></span><span style="color: #0000ff">drop</span><span style="color: #000000"> </span><span style="color: #0000ff">TABLE</span><span style="color: #000000"> Table1<br /></span><span style="color: #0000ff">drop</span><span style="color: #000000"> </span><span style="color: #0000ff">TABLE</span><span style="color: #000000"> Table2</span></span></div>
<p><br />2.<font face="Verdana">SELECT INTO FROM璇彞</font></p>
<p>璇彞褰㈠紡涓猴細<font face="Verdana"><span style="color: #ff0000"><font style="color: #ff0000" face="Verdana">SELECT vale1, value2 into Table2 from Table1</font></span></font></p>
<p><font face="Verdana"></font><font face="Verdana">瑕佹眰鐩爣琛═able2涓嶅瓨鍦紝<font face="Verdana">鍥犱負鍦ㄦ彃鍏ユ椂浼氳嚜鍔ㄥ垱寤鴻〃Table2錛屽茍灝員able1涓寚瀹氬瓧孌墊暟鎹鍒跺埌Table2涓?/font>銆傜ず渚嬪涓嬶細</font></p>
<div   id="wmqeeuq"   class="cnblogs_code"><img style="display: none" id="Code_Closed_Image_082138" align="top" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif" width="11" height="16"  alt="" /><img style="display: inline" id="Code_Open_Image_082138" align="top" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif" width="11" height="16"  alt="" /><span style="display: none" id="Code_Closed_Text_082138" class="cnblogs_code_Collapse">SELECT INTO FROM鍒涘緩琛ㄥ茍澶嶅埗琛ㄦ暟鎹?/span><span style="display: inline" id="Code_Open_Text_082138"><br /><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #000000"></span><span style="color: #008080">--</span><span style="color: #008080">1.鍒涘緩嫻嬭瘯琛?/span><span style="color: #008080"><br /></span><span style="color: #000000"></span><span style="color: #0000ff">create</span><span style="color: #000000"> </span><span style="color: #0000ff">TABLE</span><span style="color: #000000"> Table1<br />(<br />a </span><span style="color: #0000ff">varchar</span><span style="color: #000000">(</span><span style="color: #800000; font-weight: bold">10</span><span style="color: #000000">),<br />b </span><span style="color: #0000ff">varchar</span><span style="color: #000000">(</span><span style="color: #800000; font-weight: bold">10</span><span style="color: #000000">),<br />c </span><span style="color: #0000ff">varchar</span><span style="color: #000000">(</span><span style="color: #800000; font-weight: bold">10</span><span style="color: #000000">),<br /></span><span style="color: #0000ff">CONSTRAINT</span><span style="color: #000000"> </span><span style="color: #ff0000">[</span><span style="color: #ff0000">PK_Table1</span><span style="color: #ff0000">]</span><span style="color: #000000"> </span><span style="color: #0000ff">PRIMARY</span><span style="color: #000000"> </span><span style="color: #0000ff">KEY</span><span style="color: #000000"> </span><span style="color: #0000ff">CLUSTERED</span><span style="color: #000000"><br />(<br />a </span><span style="color: #0000ff">ASC</span><span style="color: #000000"><br />)<br />) </span><span style="color: #0000ff">ON</span><span style="color: #000000"> </span><span style="color: #ff0000">[</span><span style="color: #ff0000">PRIMARY</span><span style="color: #ff0000">]</span><span style="color: #000000"><br /></span><span style="color: #0000ff">GO</span><span style="color: #000000"><br /><br /></span><span style="color: #008080">--</span><span style="color: #008080">2.鍒涘緩嫻嬭瘯鏁版嵁</span><span style="color: #008080"><br /></span><span style="color: #000000"></span><span style="color: #0000ff">Insert</span><span style="color: #000000"> </span><span style="color: #0000ff">into</span><span style="color: #000000"> Table1 </span><span style="color: #0000ff">values</span><span style="color: #000000">(</span><span style="color: #ff0000">'</span><span style="color: #ff0000">璧?/span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">asds</span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">90</span><span style="color: #ff0000">'</span><span style="color: #000000">)<br /></span><span style="color: #0000ff">Insert</span><span style="color: #000000"> </span><span style="color: #0000ff">into</span><span style="color: #000000"> Table1 </span><span style="color: #0000ff">values</span><span style="color: #000000">(</span><span style="color: #ff0000">'</span><span style="color: #ff0000">閽?/span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">asds</span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">100</span><span style="color: #ff0000">'</span><span style="color: #000000">)<br /></span><span style="color: #0000ff">Insert</span><span style="color: #000000"> </span><span style="color: #0000ff">into</span><span style="color: #000000"> Table1 </span><span style="color: #0000ff">values</span><span style="color: #000000">(</span><span style="color: #ff0000">'</span><span style="color: #ff0000">瀛?/span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">asds</span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">80</span><span style="color: #ff0000">'</span><span style="color: #000000">)<br /></span><span style="color: #0000ff">Insert</span><span style="color: #000000"> </span><span style="color: #0000ff">into</span><span style="color: #000000"> Table1 </span><span style="color: #0000ff">values</span><span style="color: #000000">(</span><span style="color: #ff0000">'</span><span style="color: #ff0000">鏉?/span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #ff0000">'</span><span style="color: #ff0000">asds</span><span style="color: #ff0000">'</span><span style="color: #000000">,</span><span style="color: #0000ff">null</span><span style="color: #000000">)<br /></span><span style="color: #0000ff">GO</span><span style="color: #000000"><br /><br /></span><span style="color: #008080">--</span><span style="color: #008080">3.SELECT INTO FROM璇彞鍒涘緩琛═able2騫跺鍒舵暟鎹?/span><span style="color: #008080"><br /></span><span style="color: #000000"></span><span style="color: #0000ff">select</span><span style="color: #000000"> a,c </span><span style="color: #0000ff">INTO</span><span style="color: #000000"> Table2 </span><span style="color: #0000ff">from</span><span style="color: #000000"> Table1<br /></span><span style="color: #0000ff">GO</span><span style="color: #000000"><br /><br /></span><span style="color: #008080">--</span><span style="color: #008080">4.鏄劇ず鏇存柊鍚庣殑緇撴灉</span><span style="color: #008080"><br /></span><span style="color: #000000"></span><span style="color: #0000ff">select</span><span style="color: #000000"> </span><span style="color: #808080">*</span><span style="color: #000000"> </span><span style="color: #0000ff">from</span><span style="color: #000000"> Table2<br /></span><span style="color: #0000ff">GO</span><span style="color: #000000"><br /></span><span style="color: #008080">--</span><span style="color: #008080">5.鍒犻櫎嫻嬭瘯琛?/span><span style="color: #008080"><br /></span><span style="color: #000000"></span><span style="color: #0000ff">drop</span><span style="color: #000000"> </span><span style="color: #0000ff">TABLE</span><span style="color: #000000"> Table1<br /></span><span style="color: #0000ff">drop</span><span style="color: #000000"> </span><span style="color: #0000ff">TABLE</span><span style="color: #000000"> Table2</span></span></div><img src ="http://www.aygfsteel.com/baizhihui19870626/aggbug/381708.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/baizhihui19870626/" target="_blank">灝忕櫧19870626</a> 2012-06-28 13:43 <a href="http://www.aygfsteel.com/baizhihui19870626/articles/381708.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>linux 閲嶅惎oracle</title><link>http://www.aygfsteel.com/baizhihui19870626/articles/381601.html</link><dc:creator>灝忕櫧19870626</dc:creator><author>灝忕櫧19870626</author><pubDate>Wed, 27 Jun 2012 06:38:00 GMT</pubDate><guid>http://www.aygfsteel.com/baizhihui19870626/articles/381601.html</guid><wfw:comment>http://www.aygfsteel.com/baizhihui19870626/comments/381601.html</wfw:comment><comments>http://www.aygfsteel.com/baizhihui19870626/articles/381601.html#Feedback</comments><slash:comments>1</slash:comments><wfw:commentRss>http://www.aygfsteel.com/baizhihui19870626/comments/commentRss/381601.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/baizhihui19870626/services/trackbacks/381601.html</trackback:ping><description><![CDATA[<img border="0" alt="" src="http://www.aygfsteel.com/images/blogjava_net/baizhihui19870626/椋炰俊鎴浘20120627143521.jpg" longdesc="" /><img border="0" alt="" src="http://www.aygfsteel.com/images/blogjava_net/baizhihui19870626/椋炰俊鎴浘20120627143505.jpg" longdesc="" />&nbsp;<img src ="http://www.aygfsteel.com/baizhihui19870626/aggbug/381601.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/baizhihui19870626/" target="_blank">灝忕櫧19870626</a> 2012-06-27 14:38 <a href="http://www.aygfsteel.com/baizhihui19870626/articles/381601.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>oracle涓帓搴忓彇鍓峃鏉℃暟鎹殑SQL璇彞</title><link>http://www.aygfsteel.com/baizhihui19870626/articles/378492.html</link><dc:creator>灝忕櫧19870626</dc:creator><author>灝忕櫧19870626</author><pubDate>Fri, 18 May 2012 06:28:00 GMT</pubDate><guid>http://www.aygfsteel.com/baizhihui19870626/articles/378492.html</guid><wfw:comment>http://www.aygfsteel.com/baizhihui19870626/comments/378492.html</wfw:comment><comments>http://www.aygfsteel.com/baizhihui19870626/articles/378492.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/baizhihui19870626/comments/commentRss/378492.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/baizhihui19870626/services/trackbacks/378492.html</trackback:ping><description><![CDATA[<span id="wmqeeuq"    class="Apple-style-span" style="font-family: Arial; font-size: 12px; line-height: 18px; background-color: #ffffff; "><div   id="wmqeeuq"   class="tit" style="font-family: Arial; word-wrap: break-word; word-break: break-all; visibility: visible !important; zoom: 1 !important; filter: none; font-size: 14px; line-height: 18px; font-weight: bold; overflow-x: hidden; overflow-y: hidden; ">oracle涓帓搴忓彇鍓峃鏉℃暟鎹殑SQL璇彞</div><div   id="wmqeeuq"   class="date" style="font-family: Arial; word-wrap: break-word; word-break: break-all; visibility: visible !important; zoom: 1 !important; filter: none; font-size: 12px; line-height: 18px; margin-top: 5px; margin-right: 0px; margin-bottom: 8px; margin-left: 0px; color: #666666; "></div><table style="table-layout: fixed; width: 960px; "><tbody><tr><td style="font-family: Arial; word-wrap: break-word; word-break: break-all; visibility: visible !important; zoom: 1 !important; filter: none; font-size: 12px; line-height: 18px; "><div   class="wmqeeuq"   id="blog_text" class="cnt" style="font-family: Arial; word-wrap: break-word; word-break: break-all; visibility: visible !important; zoom: 1 !important; filter: none; font-size: 14px; line-height: 20px; color: #333333; overflow-x: hidden; overflow-y: hidden; position: relative !important; ">鍏堟帓搴忥紝鍐嶅彇ROWNUM<br style="line-height: normal; " />SELECT * FROM (SELECT * FROM xxx WHERE..... order by datetime desc) where ROWNUM&lt;=10&nbsp;</div></td></tr></tbody></table></span><img src ="http://www.aygfsteel.com/baizhihui19870626/aggbug/378492.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/baizhihui19870626/" target="_blank">灝忕櫧19870626</a> 2012-05-18 14:28 <a href="http://www.aygfsteel.com/baizhihui19870626/articles/378492.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>distinct---count</title><link>http://www.aygfsteel.com/baizhihui19870626/articles/377509.html</link><dc:creator>灝忕櫧19870626</dc:creator><author>灝忕櫧19870626</author><pubDate>Mon, 07 May 2012 03:02:00 GMT</pubDate><guid>http://www.aygfsteel.com/baizhihui19870626/articles/377509.html</guid><wfw:comment>http://www.aygfsteel.com/baizhihui19870626/comments/377509.html</wfw:comment><comments>http://www.aygfsteel.com/baizhihui19870626/articles/377509.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/baizhihui19870626/comments/commentRss/377509.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/baizhihui19870626/services/trackbacks/377509.html</trackback:ping><description><![CDATA[<div>select count(distinct mobile) from black_mobile</div><img src ="http://www.aygfsteel.com/baizhihui19870626/aggbug/377509.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/baizhihui19870626/" target="_blank">灝忕櫧19870626</a> 2012-05-07 11:02 <a href="http://www.aygfsteel.com/baizhihui19870626/articles/377509.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>existsexistsexistsexistsexists</title><link>http://www.aygfsteel.com/baizhihui19870626/articles/377409.html</link><dc:creator>灝忕櫧19870626</dc:creator><author>灝忕櫧19870626</author><pubDate>Fri, 04 May 2012 11:48:00 GMT</pubDate><guid>http://www.aygfsteel.com/baizhihui19870626/articles/377409.html</guid><wfw:comment>http://www.aygfsteel.com/baizhihui19870626/comments/377409.html</wfw:comment><comments>http://www.aygfsteel.com/baizhihui19870626/articles/377409.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/baizhihui19870626/comments/commentRss/377409.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/baizhihui19870626/services/trackbacks/377409.html</trackback:ping><description><![CDATA[<span id="wmqeeuq"    class="Apple-style-span" style="font-family: arial, 瀹嬩綋, sans-serif; line-height: 24px; background-color: #fffcf6; "><pre id="best-answer-content" class="reply-text mb10" style="margin-top: 0px; margin-right: 0px; margin-bottom: 10px; margin-left: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; font-family: Arial; white-space: pre-wrap; word-wrap: break-word; zoom: 1; line-height: 22px; ">浠elect * from A where exists(select * from B where A.a=B.a)涓轟緥,
exists琛ㄧず,瀵逛簬A涓殑姣忎竴涓褰?濡傛灉,鍦ㄨ〃B涓湁璁板綍,鍏跺睘鎬鐨勫�間笌琛ˋ榪欎釜璁板綍鐨勫睘鎬鐨勫�肩浉鍚?鍒欒〃A鐨勮繖涓褰曟槸絎﹀悎鏉′歡鐨勮褰? 
濡傛灉鏄疦OT exists,鍒欒〃紺哄鏋滆〃B涓病鏈夎褰曡兘涓庤〃A榪欎釜璁板綍榪炴帴,鍒欒〃A鐨勮繖涓褰曟槸絎﹀悎鏉′歡鐨勮褰?/pre></span><img src ="http://www.aygfsteel.com/baizhihui19870626/aggbug/377409.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/baizhihui19870626/" target="_blank">灝忕櫧19870626</a> 2012-05-04 19:48 <a href="http://www.aygfsteel.com/baizhihui19870626/articles/377409.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>Oracle鍒楄漿琛岋紝琛岃漿鍒?/title><link>http://www.aygfsteel.com/baizhihui19870626/articles/371264.html</link><dc:creator>灝忕櫧19870626</dc:creator><author>灝忕櫧19870626</author><pubDate>Mon, 05 Mar 2012 06:54:00 GMT</pubDate><guid>http://www.aygfsteel.com/baizhihui19870626/articles/371264.html</guid><wfw:comment>http://www.aygfsteel.com/baizhihui19870626/comments/371264.html</wfw:comment><comments>http://www.aygfsteel.com/baizhihui19870626/articles/371264.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/baizhihui19870626/comments/commentRss/371264.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/baizhihui19870626/services/trackbacks/371264.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 鎽樿: Oracle鍒楄漿琛岋紝琛岃漿鍒?nbsp;&nbsp;<a href='http://www.aygfsteel.com/baizhihui19870626/articles/371264.html'>闃呰鍏ㄦ枃</a><img src ="http://www.aygfsteel.com/baizhihui19870626/aggbug/371264.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/baizhihui19870626/" target="_blank">灝忕櫧19870626</a> 2012-03-05 14:54 <a href="http://www.aygfsteel.com/baizhihui19870626/articles/371264.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>oracle---sql----鏌ヨ</title><link>http://www.aygfsteel.com/baizhihui19870626/articles/371257.html</link><dc:creator>灝忕櫧19870626</dc:creator><author>灝忕櫧19870626</author><pubDate>Mon, 05 Mar 2012 04:51:00 GMT</pubDate><guid>http://www.aygfsteel.com/baizhihui19870626/articles/371257.html</guid><wfw:comment>http://www.aygfsteel.com/baizhihui19870626/comments/371257.html</wfw:comment><comments>http://www.aygfsteel.com/baizhihui19870626/articles/371257.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/baizhihui19870626/comments/commentRss/371257.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/baizhihui19870626/services/trackbacks/371257.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 鎽樿: 鏌ヨ澶ф暟鎹噺鐨勬椂鍊欙紝鍙互鐢═O_DATE('2011-06-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIAN')灝嗘暟鎹寜鏃墮棿鍒嗗紑鏌ヨ錛屾彁楂橀�熷害
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