<?xml version="1.0"?>
<dblp>
<article key="journals/tods/CaoB07" mdate="2007-10-23">
<author>Bin Cao</author>
<author>Antonio Badia</author>
<title>SQL query optimization through nested relational algebra.</title>
<pages>18</pages>
<year>2007</year>
<volume>32</volume>
<journal>ACM Trans. Database Syst.</journal>
<number>3</number>
<ee>http://doi.acm.org/10.1145/1272743.1272748</ee>
<url>db/journals/tods/tods32.html#CaoB07</url>
</article>
</dblp>
