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# frozen_string_literal: true
class AddMergeRequestsIndexOnTargetProjectAndBranch < ActiveRecord::Migration[5.2]
include Gitlab::Database::MigrationHelpers
# Set this constant to true if this migration requires downtime.
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_index :merge_requests, [:target_project_id, :target_branch],
where: "state_id = 1 AND merge_when_pipeline_succeeds = true"
end
def down
remove_concurrent_index :merge_requests, [:target_project_id, :target_branch]
end
end
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