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class CreateIndexCiBuildsAutoCanceledById < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
# MySQL would already have the index
unless index_exists?(:ci_builds, :auto_canceled_by_id)
add_concurrent_index(:ci_builds, :auto_canceled_by_id)
end
end
def down
# We cannot remove index for MySQL because it's needed for foreign key
if Gitlab::Database.postgresql?
remove_concurrent_index(:ci_builds, :auto_canceled_by_id)
end
end
end
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