<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>中国web开发网-oracle</title><description><![CDATA[oracle]]></description><link>http://www.ntsky.com</link><language>UTF-8</language><copyright>www.ntsky.com</copyright><managingEditor>yntsky@gmail.com</managingEditor><webMaster>yntsky@gmail.com</webMaster><pubDate>2008-05-23 02:00:00</pubDate><item><title>oracle 树型查询</title><link>http://www.chinascripts.com/tech/database/oracle/2007-09-05/ad0f1d89a709e77c.html</link><description><![CDATA[在项目开发中树型结构是经常被使用的，通常情况下我们对查询的结果集使用一些免费的js文件就能达到很好的显示效果，比如，但是有时候我们需要对下拉列表也提供树型结构（比如论坛的板块跳转），这个时候我们就可以使用oracle9i以上版本提供的CONNECT BY 子句了。]]></description><pubDate>2007-9-5 15:05:22</pubDate></item><item><title>Oracle树查询研究</title><link>http://www.chinascripts.com/tech/database/oracle/2007-09-05/cb8150ab4ca089e8.html</link><description><![CDATA[Oracle树查询研究]]></description><pubDate>2007-9-5 14:47:51</pubDate></item><item><title>Oracle SQL性能优化技巧大总结</title><link>http://www.chinascripts.com/tech/database/oracle/2007-08-04/8c8fc47d22c75405.html</link><description><![CDATA[Oracle SQL性能优化技巧大总结]]></description><pubDate>2007-8-4 12:37:05</pubDate></item><item><title>Oracle语句优化53个规则详解</title><link>http://www.chinascripts.com/tech/database/oracle/2007-08-04/3e5a8a83e48019c3.html</link><description><![CDATA[Oracle语句优化53个规则详解]]></description><pubDate>2007-8-4 12:34:47</pubDate></item><item><title>Oracle 常用SQL函数</title><link>http://www.chinascripts.com/tech/database/oracle/2007-06-11/c2a142d933cbe5a2.html</link><description><![CDATA[<p>Oracle的SQL函数分为单行函数和多行函数。单行函数只对单条记录有效，多行函数对多条记录有效。</p>
<p><br />
单行函数包括，字符、数字、日期、转换和普通函数。</p>]]></description><pubDate>2007-6-11 23:57:49</pubDate></item><item><title>ORACLE函数大全</title><link>http://www.chinascripts.com/tech/database/oracle/2007-06-11/5164017c876cfdbf.html</link><description><![CDATA[<p>SQL中的单记录函数<br />
1.ASCII<br />
返回与指定的字符对应的十进制数;<br />
SQL&gt; select ascii('A') A,ascii('a') a,ascii('0') zero,ascii(' ') space from dual; </p>
<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; A&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; A&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ZERO&nbsp;&nbsp;&nbsp;&nbsp; SPACE<br />
--------- --------- --------- ---------<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 65&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 97&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 48&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 32</p>
<p><br />
2.CHR<br />
给出整数,返回对应的字符;<br />
SQL&gt; select chr(54740) zhao,chr(65) chr65 from dual;</p>
<p>ZH C<br />
-- -<br />
赵 A</p>]]></description><pubDate>2007-6-11 23:54:53</pubDate></item><item><title>如何正确利用Rownum来限制查询所返回的行数？</title><link>http://www.chinascripts.com/tech/database/oracle/2007-04-06/98471115f11d192b.html</link><description><![CDATA[如何正确利用Rownum来限制查询所返回的行数？]]></description><pubDate>2007-4-6 15:15:27</pubDate></item><item><title>Oracle函数列表速查</title><link>http://www.chinascripts.com/tech/database/oracle/2007-01-09/5768c6bdbb1e3d84.html</link><description><![CDATA[ ]]></description><author>CSDN</author><pubDate>2007-1-9 12:35:38</pubDate></item><item><title>Oracle中Dual的使用</title><link>http://www.chinascripts.com/tech/database/oracle/2006-11-29/d5341ca7b1a4ff03.html</link><description><![CDATA[ ]]></description><author>anzi_oracle</author><pubDate>2006-11-29 14:05:54</pubDate></item><item><title>Oracle关于时间/日期的操作</title><link>http://www.chinascripts.com/tech/database/oracle/2006-11-29/df65f2f7f090513c.html</link><description><![CDATA[ ]]></description><author>unknow</author><pubDate>2006-11-29 11:35:39</pubDate></item><item><title>SQLPlus 使用技巧</title><link>http://www.chinascripts.com/tech/database/oracle/2006-11-24/3b0ae35d1cacb3e0.html</link><description><![CDATA[ ]]></description><author>linux宝库</author><pubDate>2006-11-24 15:01:10</pubDate></item><item><title>Oracle教学文章:用SQL更新数据</title><link>http://www.chinascripts.com/tech/database/oracle/2006-10-25/b7227ea1c227333d.html</link><description><![CDATA[ ]]></description><author>ntsky</author><pubDate>2006-10-25 13:44:58</pubDate></item><item><title>Oracle教学文章:用SQL删除数据</title><link>http://www.chinascripts.com/tech/database/oracle/2006-10-25/839374de37cbd524.html</link><description><![CDATA[ ]]></description><author>ntsky</author><pubDate>2006-10-25 13:44:08</pubDate></item><item><title>Oracle教学文章:用SQL录入数据</title><link>http://www.chinascripts.com/tech/database/oracle/2006-10-25/55e22f876463b859.html</link><description><![CDATA[ ]]></description><author>ntsky</author><pubDate>2006-10-25 13:43:09</pubDate></item><item><title>Oracle教学文章:用SQL进行函数查询</title><link>http://www.chinascripts.com/tech/database/oracle/2006-10-25/9809b568b5297920.html</link><description><![CDATA[ ]]></description><author>ntsky</author><pubDate>2006-10-25 13:41:32</pubDate></item><item><title>Oracle教学文章:用SQL进行嵌套查询</title><link>http://www.chinascripts.com/tech/database/oracle/2006-10-25/a040157f5895db89.html</link><description><![CDATA[ ]]></description><author>ntsky</author><pubDate>2006-10-25 13:40:23</pubDate></item><item><title>Oracle教学文章:用SQL进行多表查询</title><link>http://www.chinascripts.com/tech/database/oracle/2006-10-25/e657a0fe60b1c3d4.html</link><description><![CDATA[ ]]></description><author>ntsky</author><pubDate>2006-10-25 13:38:40</pubDate></item><item><title>Oracle教学文章:用SQL进行单表查询</title><link>http://www.chinascripts.com/tech/database/oracle/2006-10-25/3436bb01e5889bd6.html</link><description><![CDATA[ ]]></description><author>ntsky</author><pubDate>2006-10-25 13:37:23</pubDate></item><item><title>Oracle教学文章:SQL概述</title><link>http://www.chinascripts.com/tech/database/oracle/2006-10-25/12fa51e62100bdc5.html</link><description><![CDATA[ ]]></description><author>ntsky</author><pubDate>2006-10-25 13:34:38</pubDate></item></channel></rss>