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30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
14 lines
422 B
Ruby
14 lines
422 B
Ruby
# frozen_string_literal: true
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class AddUsernameLowerToUsers < ActiveRecord::Migration[4.2]
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def up
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add_column :users, :username_lower, :string, limit: 20
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execute "update users set username_lower = lower(username)"
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add_index :users, [:username_lower], unique: true
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change_column :users, :username_lower, :string, limit: 20, null: false
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end
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def down
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remove_column :users, :username_lower
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end
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end
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