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	<title>WG211/M14Reichenbach - Revision history</title>
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	<updated>2026-04-05T20:55:47Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://mw.hh.se/wg211/index.php?title=WG211/M14Reichenbach&amp;diff=1157&amp;oldid=prev</id>
		<title>Eric: Created page with &quot;A Domain-Specific Language for Extending PQL/Java (joint work with Hilmar Ackermann, Christian Müller, and Yannis Smaragdakis)  Abstract: PQL/Java is a compact but powerful decl...&quot;</title>
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		<updated>2014-12-30T01:47:01Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;A Domain-Specific Language for Extending PQL/Java (joint work with Hilmar Ackermann, Christian Müller, and Yannis Smaragdakis)  Abstract: PQL/Java is a compact but powerful decl...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;A Domain-Specific Language for Extending PQL/Java&lt;br /&gt;
(joint work with Hilmar Ackermann, Christian Müller, and Yannis&lt;br /&gt;
Smaragdakis)&lt;br /&gt;
&lt;br /&gt;
Abstract: PQL/Java is a compact but powerful declarative language&lt;br /&gt;
extension for Java that automatically optimises and parallelises&lt;br /&gt;
queries over Java containers.  To support additional forms of queries&lt;br /&gt;
(e.g., over SQL databases, incorporating Java 8 streams, or involving&lt;br /&gt;
new custom operators), we have added a backend extension mechanism&lt;br /&gt;
based on an extension specification language.  This language serves&lt;br /&gt;
both to express the semantics of new custom operators and to express&lt;br /&gt;
relevant non-functional properties that we use during optimisation.&lt;br /&gt;
To validate the extension specification language&amp;#039;s efficacy, we have&lt;br /&gt;
re-implemented the PQL/Java backend in it and added a number of new&lt;br /&gt;
query operators, including support for database queries.  In addition&lt;br /&gt;
to reducing the burden towards extending our language, our new backend&lt;br /&gt;
now enables dynamic compilation.&lt;/div&gt;</summary>
		<author><name>Eric</name></author>
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