22 lines
550 B
Ruby
22 lines
550 B
Ruby
# See http://doc.gitlab.com/ce/development/migration_style_guide.html
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# for more information on how to write migrations for GitLab.
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class AddBroadcastMessagesIndex < ActiveRecord::Migration[4.2]
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include Gitlab::Database::MigrationHelpers
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# Set this constant to true if this migration requires downtime.
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DOWNTIME = false
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disable_ddl_transaction!
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COLUMNS = %i[starts_at ends_at id].freeze
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def up
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add_concurrent_index :broadcast_messages, COLUMNS
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end
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def down
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remove_concurrent_index :broadcast_messages, COLUMNS
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end
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end
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