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	<title>So Many Oracle Manuals, So Little Time</title>
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	<description>“Books to the ceiling, Books to the sky, My pile of books is a mile high. How I love them! How I need them! I&#039;ll have a long beard by the time I read them”—Lobel, Arnold. Whiskers and Rhymes. William Morrow &#38; Co, 1988.</description>
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		<title>So Many Oracle Manuals, So Little Time</title>
		<link>http://iggyfernandez.wordpress.com</link>
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		<item>
		<title>2011 in review</title>
		<link>http://iggyfernandez.wordpress.com/2011/12/31/2011-in-review/</link>
		<comments>http://iggyfernandez.wordpress.com/2011/12/31/2011-in-review/#comments</comments>
		<pubDate>Sun, 01 Jan 2012 03:09:41 +0000</pubDate>
		<dc:creator>Iggy Fernandez</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

		<guid isPermaLink="false">http://iggyfernandez.wordpress.com/?p=4433</guid>
		<description><![CDATA[The WordPress.com stats helper monkeys prepared a 2011 annual report for this blog. Here&#8217;s an excerpt: The concert hall at the Syndey Opera House holds 2,700 people. This blog was viewed about 28,000 times in 2011. If it were a concert at Sydney Opera House, it would take about 10 sold-out performances for that many [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=iggyfernandez.wordpress.com&amp;blog=6627161&amp;post=4433&amp;subd=iggyfernandez&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<title>The way you write your query matters: Performance comparison between CONNECT BY and recursive subquery factoring</title>
		<link>http://iggyfernandez.wordpress.com/2011/12/29/performance-of-recursive-subquery-factoring/</link>
		<comments>http://iggyfernandez.wordpress.com/2011/12/29/performance-of-recursive-subquery-factoring/#comments</comments>
		<pubDate>Thu, 29 Dec 2011 18:56:04 +0000</pubDate>
		<dc:creator>Iggy Fernandez</dc:creator>
				<category><![CDATA[DBA]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[SQL]]></category>

		<guid isPermaLink="false">http://iggyfernandez.wordpress.com/?p=4404</guid>
		<description><![CDATA[I was asked to compare the performance of traditional CONNECT BY syntax with recursive subquery factoring (a.k.a. recursive common table expressions) but I only have part of the answer. To summarize my answer, the CONNECT BY NO FILTERING and CONNECT BY WITHOUT FILTERING strategies are not available for queries that use recursive subquery factoring. These [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=iggyfernandez.wordpress.com&amp;blog=6627161&amp;post=4404&amp;subd=iggyfernandez&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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		<title>Professor Stonebraker’s strong opinions on SQL, NoSQL, NewSQL, and Oracle</title>
		<link>http://iggyfernandez.wordpress.com/2011/12/23/nocoug-journal-interview-professor-stonebraker/</link>
		<comments>http://iggyfernandez.wordpress.com/2011/12/23/nocoug-journal-interview-professor-stonebraker/#comments</comments>
		<pubDate>Fri, 23 Dec 2011 15:48:56 +0000</pubDate>
		<dc:creator>Iggy Fernandez</dc:creator>
				<category><![CDATA[SQL]]></category>
		<category><![CDATA[NoCOUG]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[DBA]]></category>
		<category><![CDATA[Interviews]]></category>
		<category><![CDATA[NoSQL]]></category>

		<guid isPermaLink="false">http://iggyfernandez.wordpress.com/?p=4362</guid>
		<description><![CDATA[As published in the 100th issue of the NoCOUG Journal (November 2011) Michael Stonebraker has been a pioneer of database research and technology for more than a quarter of a century. He was the main architect of the INGRES relational DBMS, the object-relational DBMS, POSTGRES, and the federated data system, Mariposa. All three prototypes were developed at the [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=iggyfernandez.wordpress.com&amp;blog=6627161&amp;post=4362&amp;subd=iggyfernandez&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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		<title>Results of the Second International NoCOUG SQL Challenge</title>
		<link>http://iggyfernandez.wordpress.com/2011/12/21/results-of-the-second-international-nocoug-sql-challenge-2/</link>
		<comments>http://iggyfernandez.wordpress.com/2011/12/21/results-of-the-second-international-nocoug-sql-challenge-2/#comments</comments>
		<pubDate>Wed, 21 Dec 2011 13:52:27 +0000</pubDate>
		<dc:creator>Iggy Fernandez</dc:creator>
				<category><![CDATA[NoCOUG]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[SQL]]></category>

		<guid isPermaLink="false">http://iggyfernandez.wordpress.com/?p=4337</guid>
		<description><![CDATA[As published in the 100th issue of the NoCOUG Journal (November 2011) The Second International NoCOUG SQL Challenge was published on 2/13/11 in the February 2011 issue of the NoCOUG Journal. SQL commands to create the data were provided at http://bit.ly/g58WVn. The challenge was to find the secret message hidden in a seemingly random collection [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=iggyfernandez.wordpress.com&amp;blog=6627161&amp;post=4337&amp;subd=iggyfernandez&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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			<media:title type="html">SQL Challenge II Figure 1</media:title>
		</media:content>

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			<media:title type="html">SQL Challenge II Figure 2</media:title>
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	</item>
		<item>
		<title>Day 12: The Twelve Days of SQL: Readers do not block writers; writers do not block readers</title>
		<link>http://iggyfernandez.wordpress.com/2011/12/20/the-twelve-days-of-sql-day-12/</link>
		<comments>http://iggyfernandez.wordpress.com/2011/12/20/the-twelve-days-of-sql-day-12/#comments</comments>
		<pubDate>Tue, 20 Dec 2011 17:19:43 +0000</pubDate>
		<dc:creator>Iggy Fernandez</dc:creator>
				<category><![CDATA[SQL]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[DBA]]></category>
		<category><![CDATA[NoSQL]]></category>

		<guid isPermaLink="false">http://iggyfernandez.wordpress.com/?p=4299</guid>
		<description><![CDATA[On the twelfth day of Christmas, my true love gave to me Twelve drummers drumming. Day 12: Readers do not block writers; writers do not block readers (Day 11: AWR and Statspack are a goldmine of historical performance data) This is the last installment of the Twelve Days of SQL series. I hope that the series [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=iggyfernandez.wordpress.com&amp;blog=6627161&amp;post=4299&amp;subd=iggyfernandez&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<slash:comments>1</slash:comments>
	
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			<media:title type="html">iggyfernandez</media:title>
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		<item>
		<title>Day 11: The Twelve Days of SQL: AWR and Statspack are a goldmine of historical performance data</title>
		<link>http://iggyfernandez.wordpress.com/2011/12/15/the-twelve-days-of-sql-day-11/</link>
		<comments>http://iggyfernandez.wordpress.com/2011/12/15/the-twelve-days-of-sql-day-11/#comments</comments>
		<pubDate>Fri, 16 Dec 2011 03:35:54 +0000</pubDate>
		<dc:creator>Iggy Fernandez</dc:creator>
				<category><![CDATA[DBA]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[SQL]]></category>

		<guid isPermaLink="false">http://iggyfernandez.wordpress.com/?p=4260</guid>
		<description><![CDATA[On the eleventh day of Christmas, my true love gave to me Eleven pipers piping. Day 11: AWR and Statspack are a goldmine of historical performance data (Day 10: Sometimes the optimizer needs a hint)(Day 12: Readers do not block writers; writers do not block readers) You can and should review the past performance of [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=iggyfernandez.wordpress.com&amp;blog=6627161&amp;post=4260&amp;subd=iggyfernandez&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://iggyfernandez.wordpress.com/2011/12/15/the-twelve-days-of-sql-day-11/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
	
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			<media:title type="html">iggyfernandez</media:title>
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		<item>
		<title>Day 10: The Twelve Days of SQL: Sometimes the optimizer needs a hint</title>
		<link>http://iggyfernandez.wordpress.com/2011/12/14/the-twelve-days-of-sql-day-1/</link>
		<comments>http://iggyfernandez.wordpress.com/2011/12/14/the-twelve-days-of-sql-day-1/#comments</comments>
		<pubDate>Wed, 14 Dec 2011 15:38:03 +0000</pubDate>
		<dc:creator>Iggy Fernandez</dc:creator>
				<category><![CDATA[DBA]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[SQL]]></category>

		<guid isPermaLink="false">http://iggyfernandez.wordpress.com/?p=4220</guid>
		<description><![CDATA[On the tenth day of Christmas, my true love gave to me Ten lords a-leaping. Day 10: Sometimes the optimizer needs a hint (Day 9: Physical database design matters)(Day 11: AWR and Statspack are a goldmine of historical performance data) Questioning the capabilities of the Oracle optimizer is considered heresy by some. When I submitted [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=iggyfernandez.wordpress.com&amp;blog=6627161&amp;post=4220&amp;subd=iggyfernandez&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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		<title>Day 9: The Twelve Days of SQL: Physical database design matters</title>
		<link>http://iggyfernandez.wordpress.com/2011/12/11/the-twelve-days-of-sql-day-9/</link>
		<comments>http://iggyfernandez.wordpress.com/2011/12/11/the-twelve-days-of-sql-day-9/#comments</comments>
		<pubDate>Mon, 12 Dec 2011 04:15:31 +0000</pubDate>
		<dc:creator>Iggy Fernandez</dc:creator>
				<category><![CDATA[DBA]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[SQL]]></category>

		<guid isPermaLink="false">http://iggyfernandez.wordpress.com/?p=4197</guid>
		<description><![CDATA[On the ninth day of Christmas, my true love gave to me Nine ladies dancing. Day 9: Physical database design matters (Day 8: Statistics are a double-edged sword)(Day 10: Sometimes the optimizer needs a hint) Physical database design is the process of designing indexes, partitions, clusters, and materialized views. (Lightstone et al. 2007) Indexes help in [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=iggyfernandez.wordpress.com&amp;blog=6627161&amp;post=4197&amp;subd=iggyfernandez&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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		<item>
		<title>Day 8: The Twelve Days of SQL: Statistics are a double-edged sword</title>
		<link>http://iggyfernandez.wordpress.com/2011/12/09/the-twelve-days-of-sql-day-8/</link>
		<comments>http://iggyfernandez.wordpress.com/2011/12/09/the-twelve-days-of-sql-day-8/#comments</comments>
		<pubDate>Fri, 09 Dec 2011 20:19:18 +0000</pubDate>
		<dc:creator>Iggy Fernandez</dc:creator>
				<category><![CDATA[DBA]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[SQL]]></category>

		<guid isPermaLink="false">http://iggyfernandez.wordpress.com/?p=4155</guid>
		<description><![CDATA[On the eighth day of Christmas, my true love gave to me Eight maids a-milking. Day 8: Statistics are a double-edged sword (Day 7: EXPLAIN PLAN lies)(Day 9: Physical database design matters) Database administrators as well as developers, managers, and even end-users put a lot of faith in statistics. When application performance degrades, there is a [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=iggyfernandez.wordpress.com&amp;blog=6627161&amp;post=4155&amp;subd=iggyfernandez&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<slash:comments>3</slash:comments>
	
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		<title>Day 7: The Twelve Days of SQL: EXPLAIN PLAN lies</title>
		<link>http://iggyfernandez.wordpress.com/2011/12/08/the-twelve-days-of-sql-day-7/</link>
		<comments>http://iggyfernandez.wordpress.com/2011/12/08/the-twelve-days-of-sql-day-7/#comments</comments>
		<pubDate>Fri, 09 Dec 2011 03:10:15 +0000</pubDate>
		<dc:creator>Iggy Fernandez</dc:creator>
				<category><![CDATA[DBA]]></category>
		<category><![CDATA[Oracle]]></category>
		<category><![CDATA[SQL]]></category>

		<guid isPermaLink="false">http://iggyfernandez.wordpress.com/?p=4117</guid>
		<description><![CDATA[On the seventh day of Christmas, my true love gave to me Seven swans a-swimming. Day 7: EXPLAIN PLAN lies (Day 6: The execution plan is a tree)(Day 8: Statistics are a double-edged sword) An enduring Oracle myth is that EXPLAIN PLAN and AUTOTRACE show the execution plan. However, the only way to find the right [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=iggyfernandez.wordpress.com&amp;blog=6627161&amp;post=4117&amp;subd=iggyfernandez&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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