12 lines
271 B
Ruby
12 lines
271 B
Ruby
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class RemoveWhisperTopicLinks < ActiveRecord::Migration
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def change
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execute <<-SQL
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DELETE FROM topic_links
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USING topic_links tl
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LEFT JOIN posts p ON p.id = tl.post_id
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WHERE p.post_type = 4
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AND topic_links.id = tl.id
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SQL
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end
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end
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