12 lines
293 B
Ruby
12 lines
293 B
Ruby
class AddCheckConstraintForUsername < ActiveRecord::Migration[6.0]
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def change
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safety_assured do
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execute(<<~SQL.squish)
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ALTER TABLE "users"
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ADD CONSTRAINT "users_username_not_null"
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CHECK ("username" IS NOT NULL)
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NOT VALID
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SQL
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end
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end
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end
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