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# frozen_string_literal: true |
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class AddLockVersionToPolls < ActiveRecord::Migration[5.2] |
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disable_ddl_transaction! |
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def up |
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safety_assured do |
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add_column( |
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:polls, |
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:lock_version, |
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:integer, |
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null: false, |
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default: 0 |
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) |
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end |
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end |
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def down |
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remove_column :polls, :lock_version |
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end |
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end
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