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# frozen_string_literal: true
class AddIndexToMergeRequestMetricsTargetProjectId < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
INDEX_NAME = 'index_mr_metrics_on_target_project_id_merged_at_time_to_merge'
disable_ddl_transaction!
def up
add_concurrent_index :merge_request_metrics, [:target_project_id, :merged_at, :created_at], where: 'merged_at > created_at', name: INDEX_NAME
end
def down
remove_concurrent_index_by_name(:merge_request_metrics, INDEX_NAME)
end
end
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