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14 lines
419 B
14 lines
419 B
class RemoveOldReblogIndexOnStatuses < ActiveRecord::Migration[5.1]
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disable_ddl_transaction!
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def up
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# This index may not exists (see migration 20171122120436)
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remove_index :statuses, [:account_id, :reblog_of_id] if index_exists?(:statuses, [:account_id, :reblog_of_id])
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remove_index :statuses, :reblog_of_id
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end
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def down
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add_index :statuses, :reblog_of_id, algorithm: :concurrently
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end
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end
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