10 lines
316 B
Ruby
10 lines
316 B
Ruby
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# frozen_string_literal: true
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class DeleteOrphanedChannels < ActiveRecord::Migration[7.0]
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def up
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DB.exec(
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"DELETE FROM chat_channels WHERE chatable_type = 'Category' AND type = 'CategoryChannel' AND NOT EXISTS (SELECT * FROM categories WHERE categories.id = chat_channels.chatable_id)",
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)
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end
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end
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