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-rw-r--r--www/wiki/maintenance/archives/patch-categorylinks-fix-pk.sql1
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diff --git a/www/wiki/maintenance/archives/patch-categorylinks-fix-pk.sql b/www/wiki/maintenance/archives/patch-categorylinks-fix-pk.sql
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+++ b/www/wiki/maintenance/archives/patch-categorylinks-fix-pk.sql
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+ALTER TABLE /*_*/categorylinks DROP KEY /*i*/cl_from, ADD PRIMARY KEY (cl_from,cl_to);