25 lines
1.2 KiB
XML
25 lines
1.2 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE data SYSTEM "../../../lib/pkp/dtd/xmlData.dtd">
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<!--
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* dbscripts/xml/upgrade/3.1.1_preupdate_citations.xml
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*
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* Copyright (c) 2013-2021 Simon Fraser University
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* Copyright (c) 2003-2021 John Willinsky
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* Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
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*
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* Pre-update operation regarding citations.
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*
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-->
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<data>
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<sql>
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<!-- to be on the safe side, remove citations that are not associated with a submission -->
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<query driver="mysql,mysqli">DELETE FROM cs USING citation_settings cs INNER JOIN citations c ON (cs.citation_id = c.citation_id) WHERE c.assoc_type <> 257</query><!-- ASSOC_TYPE_ARTICLE in OJS 2.4.x -->
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<query driver="postgres,postgres64,postgres7,postgres8,postgres9">DELETE FROM citation_settings cs USING citations c WHERE c.assoc_type <> 257 AND cs.citation_id = c.citation_id</query><!-- ASSOC_TYPE_ARTICLE in OJS 2.4.x -->
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<query>DELETE FROM citations WHERE assoc_type <> 257</query><!-- ASSOC_TYPE_ARTICLE in OJS 2.4.x -->
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<!-- rename the column assoc_id into submission_id -->
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<rename table="citations" column="assoc_id" to="submission_id" />
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</sql>
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</data>
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