diff options
Diffstat (limited to 'db/post_migrate/20170627101016_schedule_event_migrations.rb')
| -rw-r--r-- | db/post_migrate/20170627101016_schedule_event_migrations.rb | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/db/post_migrate/20170627101016_schedule_event_migrations.rb b/db/post_migrate/20170627101016_schedule_event_migrations.rb deleted file mode 100644 index f026a86bc0f..00000000000 --- a/db/post_migrate/20170627101016_schedule_event_migrations.rb +++ /dev/null @@ -1,40 +0,0 @@ -# See http://doc.gitlab.com/ce/development/migration_style_guide.html -# for more information on how to write migrations for GitLab. - -class ScheduleEventMigrations < ActiveRecord::Migration[4.2] - include Gitlab::Database::MigrationHelpers - - DOWNTIME = false - BUFFER_SIZE = 1000 - - disable_ddl_transaction! - - class Event < ActiveRecord::Base - include EachBatch - - self.table_name = 'events' - end - - def up - jobs = [] - - Event.each_batch(of: 1000) do |relation| - min, max = relation.pluck('MIN(id), MAX(id)').first - - if jobs.length == BUFFER_SIZE - # We push multiple jobs at a time to reduce the time spent in - # Sidekiq/Redis operations. We're using this buffer based approach so we - # don't need to run additional queries for every range. - BackgroundMigrationWorker.bulk_perform_async(jobs) - jobs.clear - end - - jobs << ['MigrateEventsToPushEventPayloads', [min, max]] - end - - BackgroundMigrationWorker.bulk_perform_async(jobs) unless jobs.empty? - end - - def down - end -end |