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# frozen_string_literal: true
class SchedulePopulatePersonalSnippetStatistics < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
DELAY_INTERVAL = 2.minutes.to_i
BATCH_SIZE = 500
MIGRATION = 'PopulatePersonalSnippetStatistics'
disable_ddl_transaction!
def up
snippets = exec_query <<~SQL
SELECT id
FROM snippets
WHERE type = 'PersonalSnippet'
ORDER BY author_id ASC, id ASC
SQL
snippets.rows.flatten.in_groups_of(BATCH_SIZE, false).each_with_index do |snippet_ids, index|
migrate_in(index * DELAY_INTERVAL, MIGRATION, [snippet_ids])
end
end
def down
# no-op
end
end
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