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# frozen_string_literal: true
class ScheduleBackfillDraftStatusOnMergeRequests < ActiveRecord::Migration[6.1]
include Gitlab::Database::MigrationHelpers
INDEX_NAME = "tmp_index_merge_requests_draft_and_status"
MIGRATION = 'BackfillDraftStatusOnMergeRequests'
DELAY_INTERVAL = 2.minutes
BATCH_SIZE = 100
disable_ddl_transaction!
def up
add_concurrent_index :merge_requests, :id,
where: "draft = false AND state_id = 1 AND ((title)::text ~* '^\\[draft\\]|\\(draft\\)|draft:|draft|\\[WIP\\]|WIP:|WIP'::text)",
name: INDEX_NAME
eligible_mrs = Gitlab::BackgroundMigration::BackfillDraftStatusOnMergeRequests::MergeRequest.eligible
queue_background_migration_jobs_by_range_at_intervals(
eligible_mrs,
MIGRATION,
DELAY_INTERVAL,
track_jobs: true,
batch_size: BATCH_SIZE
)
end
def down
remove_concurrent_index_by_name :merge_requests, INDEX_NAME
end
end
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