22 lines
760 B
Ruby
22 lines
760 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 AddIndexToRedirectRoutes < 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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def up
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add_concurrent_index(:redirect_routes, :path, unique: true)
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add_concurrent_index(:redirect_routes, [:source_type, :source_id])
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end
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def down
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remove_concurrent_index(:redirect_routes, :path) if index_exists?(:redirect_routes, :path)
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remove_concurrent_index(:redirect_routes, [:source_type, :source_id]) if index_exists?(:redirect_routes, [:source_type, :source_id])
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end
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end
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