19 lines
557 B
Ruby
19 lines
557 B
Ruby
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# frozen_string_literal: true
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class CopyGroupsUploadsToUploadReferences < ActiveRecord::Migration[6.1]
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def up
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execute <<~SQL
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INSERT INTO upload_references(upload_id, target_type, target_id, created_at, updated_at)
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SELECT groups.flair_upload_id, 'Group', groups.id, uploads.created_at, uploads.updated_at
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FROM groups
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JOIN uploads ON uploads.id = groups.flair_upload_id
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WHERE groups.flair_upload_id IS NOT NULL
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ON CONFLICT DO NOTHING
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SQL
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end
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def down
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raise ActiveRecord::IrreversibleMigration
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end
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end
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