12 lines
548 B
Ruby
12 lines
548 B
Ruby
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# frozen_string_literal: true
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class ImproveIndexOnStatusesForApiV1AccountsAccountIdStatuses < ActiveRecord::Migration[5.1]
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disable_ddl_transaction!
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def change
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add_index :statuses, [:account_id, :id, :visibility], where: 'visibility IN (0, 1, 2)', algorithm: :concurrently
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add_index :statuses, [:account_id, :id], where: 'visibility = 3', algorithm: :concurrently
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remove_index :statuses, column: [:account_id, :id, :visibility, :updated_at], order: { id: :desc }, algorithm: :concurrently, name: :index_statuses_20180106
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end
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end
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