30 lines
720 B
Ruby
30 lines
720 B
Ruby
# frozen_string_literal: true
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class DeactivateAssignmentsToDeletedTargets < ActiveRecord::Migration[7.0]
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def up
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execute <<~SQL
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UPDATE assignments
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SET active = false
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FROM posts
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WHERE posts.id = assignments.target_id
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AND assignments.target_type = 'Post'
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AND posts.deleted_at IS NOT NULL
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AND assignments.active = true
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SQL
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execute <<~SQL
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UPDATE assignments
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SET active = false
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FROM topics
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WHERE topics.id = assignments.target_id
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AND assignments.target_type = 'Topic'
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AND topics.deleted_at IS NOT NULL
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AND assignments.active = true
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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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