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8 lines
315 B
8 lines
315 B
class MoreFasterIndexOnNotifications < ActiveRecord::Migration[5.1]
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disable_ddl_transaction!
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def change
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add_index :notifications, [:account_id, :id], order: { id: :desc }, algorithm: :concurrently
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remove_index :notifications, name: :index_notifications_on_id_and_account_id_and_activity_type
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end
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end
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