13 lines
289 B
Ruby
13 lines
289 B
Ruby
class DowncaseUsernames < ActiveRecord::Migration
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def self.up
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execute <<SQL
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UPDATE users
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SET users.username = LOWER(users.username)
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WHERE users.username != LOWER(users.username)
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SQL
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end
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def self.down
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raise ActiveRecord::IrreversibleMigration.new
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end
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end
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