<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[chenqiuwenjava的专栏]]></title><description><![CDATA[welcome]]></description><link>https://blog.youkuaiyun.com/chenqiuwenjava</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; chenqiuwenjava]]></copyright><item><title><![CDATA[DB2中设置当前会话的Schema]]></title><link>https://blog.youkuaiyun.com/chenqiuwenjava/article/details/38900509</link><guid>https://blog.youkuaiyun.com/chenqiuwenjava/article/details/38900509</guid><author>chenqiuwenjava</author><pubDate>Thu, 28 Aug 2014 16:55:18 +0800</pubDate><description><![CDATA[在有些情况下，当前登录用户所要访问的Schema可能并不是默认分配给他的Schema，这时查询表前就需要一个前缀来约束所要访问的Schema。如：

SELECT * FROM wanted_schema_name.table_name

如果每次都这么做，那就相当麻烦，所以必须通过某些手段来修改当前的Schema/Sqlid。

在修改前，先学习下如何通过命令行方式查看当前所使用的S]]></description><category></category></item><item><title><![CDATA[db2修改表字段]]></title><link>https://blog.youkuaiyun.com/chenqiuwenjava/article/details/38657329</link><guid>https://blog.youkuaiyun.com/chenqiuwenjava/article/details/38657329</guid><author>chenqiuwenjava</author><pubDate>Mon, 18 Aug 2014 11:16:57 +0800</pubDate><description><![CDATA[db2表字段修改

1:删除字段非空属性
alter table XXX alter column XXX drop not null

2：添加字段非空属性
alter table XXX alter column XXX set not null

3：添加一个新字段
alter table XXX add column XXXX varchar(100)

4：删除一个]]></description><category></category></item><item><title><![CDATA[JSF2.0使用tomahawk   T标签 web.xml 文件配置]]></title><link>https://blog.youkuaiyun.com/chenqiuwenjava/article/details/38397369</link><guid>https://blog.youkuaiyun.com/chenqiuwenjava/article/details/38397369</guid><author>chenqiuwenjava</author><pubDate>Wed, 06 Aug 2014 10:35:53 +0800</pubDate><description><![CDATA[工程有jsf2.0的jar包和tomahawk.jar，只要运行*.xhtml文件就报错，应该怎么配置？

我的web.xml:
     
    javax.faces.DEFAULT_SUFFIX     
     .xhtml     
     


MyFacesExtensionsFilter

org.apache.myfaces.webapp.filter]]></description><category></category></item></channel></rss>