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	<title>null pointers ... &#187; databases</title>
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	<link>http://nullpointers.wordpress.com</link>
	<description>a tech rag-picker's bin</description>
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		<title>null pointers ... &#187; databases</title>
		<link>http://nullpointers.wordpress.com</link>
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			<item>
		<title>Right tools at the Wrong Hands</title>
		<link>http://nullpointers.wordpress.com/2009/07/24/right-tools-at-the-wrong-hands/</link>
		<comments>http://nullpointers.wordpress.com/2009/07/24/right-tools-at-the-wrong-hands/#comments</comments>
		<pubDate>Fri, 24 Jul 2009 09:04:06 +0000</pubDate>
		<dc:creator>Intensity !</dc:creator>
				<category><![CDATA[databases]]></category>
		<category><![CDATA[programming]]></category>
		<category><![CDATA[jdbc]]></category>
		<category><![CDATA[ORM]]></category>

		<guid isPermaLink="false">http://nullpointers.wordpress.com/?p=365</guid>
		<description><![CDATA[
In this post, I wish to share my cribs on how ORM (Object Relational Mapping) tools get abused by naive developers.
The impact is such that one tends to think something is perhaps not right with ORMs.
Object Relational Mapping tools (ORM) map the Object world on to the RDBMS world.
This is a huge productivity benefit. OO [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=nullpointers.wordpress.com&blog=4418727&post=365&subd=nullpointers&ref=&feed=1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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			<media:title type="html">Intensity !</media:title>
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		<title>Troubleshooting a join</title>
		<link>http://nullpointers.wordpress.com/2009/05/31/troubleshooting-a-join/</link>
		<comments>http://nullpointers.wordpress.com/2009/05/31/troubleshooting-a-join/#comments</comments>
		<pubDate>Sun, 31 May 2009 13:59:18 +0000</pubDate>
		<dc:creator>Intensity !</dc:creator>
				<category><![CDATA[databases]]></category>
		<category><![CDATA[programming]]></category>
		<category><![CDATA[joins]]></category>

		<guid isPermaLink="false">http://nullpointers.wordpress.com/?p=358</guid>
		<description><![CDATA[
My colleague S barged into my cabin with an interesting problem in hand.  S was working on a data migration project for a huge Insurance firm. The migration consists export of data from a legacy system and importing it back into a new system. 
In the export process, the rows that qualify to be [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=nullpointers.wordpress.com&blog=4418727&post=358&subd=nullpointers&ref=&feed=1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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			<media:title type="html">Intensity !</media:title>
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		<item>
		<title>A &#8216;relay&#8217; blog post</title>
		<link>http://nullpointers.wordpress.com/2008/08/20/a-relay-blog-post/</link>
		<comments>http://nullpointers.wordpress.com/2008/08/20/a-relay-blog-post/#comments</comments>
		<pubDate>Wed, 20 Aug 2008 06:01:44 +0000</pubDate>
		<dc:creator>Intensity !</dc:creator>
				<category><![CDATA[Web server]]></category>
		<category><![CDATA[databases]]></category>
		<category><![CDATA[jtds driver]]></category>
		<category><![CDATA[MSSQL]]></category>
		<category><![CDATA[relay]]></category>
		<category><![CDATA[tomcat]]></category>

		<guid isPermaLink="false">http://nullpointers.wordpress.com/?p=130</guid>
		<description><![CDATA[
When I come across blog posts that merely link to something else and not much meat from the author, I used to feel that it is a blog post for the sake of it. Such blog posts serve as a &#8216;relay&#8217; or  &#8216;repeater&#8217; for the original post.
However, relaying-blogposts  do have some advantages like [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=nullpointers.wordpress.com&blog=4418727&post=130&subd=nullpointers&ref=&feed=1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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			<media:title type="html">Intensity !</media:title>
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		<title>handling user uploaded hierarchical data</title>
		<link>http://nullpointers.wordpress.com/2008/08/14/handling-user-uploaded-hierarchical-data/</link>
		<comments>http://nullpointers.wordpress.com/2008/08/14/handling-user-uploaded-hierarchical-data/#comments</comments>
		<pubDate>Thu, 14 Aug 2008 03:07:51 +0000</pubDate>
		<dc:creator>Intensity !</dc:creator>
				<category><![CDATA[databases]]></category>
		<category><![CDATA[design]]></category>
		<category><![CDATA[programming]]></category>
		<category><![CDATA[database]]></category>
		<category><![CDATA[filesystem]]></category>

		<guid isPermaLink="false">http://nullpointers.wordpress.com/?p=90</guid>
		<description><![CDATA[My colleague U developed an application feature that would enable our users to upload documents. Users can also organize their uploaded documents as a tree of files and folders. 
We then discussed how to store this information in the database.  
Method 1 : Create a folder for the user on the server side file [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=nullpointers.wordpress.com&blog=4418727&post=90&subd=nullpointers&ref=&feed=1" />]]></description>
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		<slash:comments>2</slash:comments>
	
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			<media:title type="html">Intensity !</media:title>
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		<title>left outer joins</title>
		<link>http://nullpointers.wordpress.com/2008/08/05/left-outer-joins/</link>
		<comments>http://nullpointers.wordpress.com/2008/08/05/left-outer-joins/#comments</comments>
		<pubDate>Tue, 05 Aug 2008 10:32:14 +0000</pubDate>
		<dc:creator>Intensity !</dc:creator>
				<category><![CDATA[databases]]></category>
		<category><![CDATA[joins]]></category>
		<category><![CDATA[left join]]></category>
		<category><![CDATA[SQL]]></category>

		<guid isPermaLink="false">http://nullpointers.wordpress.com/?p=19</guid>
		<description><![CDATA[today we faced an interesting problem regarding left outer joins. i will skip the details and come to the learning part directly. more so because it was more our misunderstanding of joins rather than the problem that made the whole experience interesting.
as we know, left outer join would fill up the non matching records with [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=nullpointers.wordpress.com&blog=4418727&post=19&subd=nullpointers&ref=&feed=1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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			<media:title type="html">Intensity !</media:title>
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		<title>about joins</title>
		<link>http://nullpointers.wordpress.com/2008/08/05/about-joins/</link>
		<comments>http://nullpointers.wordpress.com/2008/08/05/about-joins/#comments</comments>
		<pubDate>Tue, 05 Aug 2008 10:16:31 +0000</pubDate>
		<dc:creator>Intensity !</dc:creator>
				<category><![CDATA[databases]]></category>
		<category><![CDATA[joins]]></category>
		<category><![CDATA[SQL]]></category>

		<guid isPermaLink="false">http://nullpointers.wordpress.com/?p=17</guid>
		<description><![CDATA[i keep referring to this often. do read the comments part in which a reader explains the limitations.
http://www.codinghorror.com/blog/archives/000976.html
       <img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=nullpointers.wordpress.com&blog=4418727&post=17&subd=nullpointers&ref=&feed=1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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			<media:title type="html">Intensity !</media:title>
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