38 lines
1.0 KiB
Ruby
38 lines
1.0 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
class ScheduleExtractProjectTopicsIntoSeparateTable < ActiveRecord::Migration[6.0]
|
|
include Gitlab::Database::MigrationHelpers
|
|
|
|
DOWNTIME = false
|
|
BATCH_SIZE = 1_000
|
|
DELAY_INTERVAL = 2.minutes
|
|
MIGRATION = 'ExtractProjectTopicsIntoSeparateTable'
|
|
INDEX_NAME = 'tmp_index_taggings_on_id_where_taggable_type_project'
|
|
INDEX_CONDITION = "taggable_type = 'Project'"
|
|
|
|
disable_ddl_transaction!
|
|
|
|
class Tagging < ActiveRecord::Base
|
|
include ::EachBatch
|
|
|
|
self.table_name = 'taggings'
|
|
end
|
|
|
|
def up
|
|
# this index is used in 20210730104800_schedule_extract_project_topics_into_separate_table
|
|
add_concurrent_index :taggings, :id, where: INDEX_CONDITION, name: INDEX_NAME # rubocop:disable Migration/PreventIndexCreation
|
|
|
|
queue_background_migration_jobs_by_range_at_intervals(
|
|
Tagging.where(taggable_type: 'Project'),
|
|
MIGRATION,
|
|
DELAY_INTERVAL,
|
|
batch_size: BATCH_SIZE,
|
|
track_jobs: true
|
|
)
|
|
end
|
|
|
|
def down
|
|
remove_concurrent_index_by_name :taggings, INDEX_NAME
|
|
end
|
|
end
|