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	<title>WG211/M20Kameyama - Revision history</title>
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	<updated>2026-04-05T21:11:27Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>http://mw.hh.se/wg211/index.php?title=WG211/M20Kameyama&amp;diff=2169&amp;oldid=prev</id>
		<title>Edwin: Created page with &quot;Cheney et al.&#039;s framework for Language-integrated  Query performs program transformation and  code generation to obtain a single SQL query from an arbitrary query in the sourc...&quot;</title>
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		<updated>2020-02-11T13:57:14Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;Cheney et al.&amp;#039;s framework for Language-integrated  Query performs program transformation and  code generation to obtain a single SQL query from an arbitrary query in the sourc...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Cheney et al.&amp;#039;s framework for Language-integrated  Query performs program transformation and  code generation to obtain a single SQL query from an arbitrary query in the source language. An interesting open problem is to extend their framework to grouping and  aggregation, which seems impossible to solve if we don&amp;#039;t allow subqueries (nested control structures) in SQL.  We show that, if we allow subqueries in the target SQL (such as PostgreSQL), the problem can be solved -- nested data  structures can be eliminated. (Joint work with Rui Ohkura)&lt;/div&gt;</summary>
		<author><name>Edwin</name></author>
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