diff options
Diffstat (limited to 'db')
| -rw-r--r-- | db/migrate/20180521162137_migrate_remaining_mr_metrics_populating_background_migration.rb | 33 | ||||
| -rw-r--r-- | db/schema.rb | 2 |
2 files changed, 34 insertions, 1 deletions
diff --git a/db/migrate/20180521162137_migrate_remaining_mr_metrics_populating_background_migration.rb b/db/migrate/20180521162137_migrate_remaining_mr_metrics_populating_background_migration.rb new file mode 100644 index 00000000000..aa617d8425c --- /dev/null +++ b/db/migrate/20180521162137_migrate_remaining_mr_metrics_populating_background_migration.rb @@ -0,0 +1,33 @@ +class MigrateRemainingMrMetricsPopulatingBackgroundMigration < ActiveRecord::Migration + include Gitlab::Database::MigrationHelpers + + DOWNTIME = false + BATCH_SIZE = 10_000 + + class MergeRequest < ActiveRecord::Base + self.table_name = 'merge_requests' + + include ::EachBatch + end + + def up + Gitlab::BackgroundMigration.steal('PopulateMergeRequestMetricsWithEventsData') + + metrics_not_exists_clause = + <<-SQL.strip_heredoc + NOT EXISTS (SELECT 1 FROM merge_request_metrics + WHERE merge_request_metrics.merge_request_id = merge_requests.id) + SQL + + MergeRequest.where(metrics_not_exists_clause).each_batch(of: BATCH_SIZE) do |relation, index| + range = relation.pluck('MIN(id)', 'MAX(id)').first + + Gitlab::BackgroundMigration::PopulateMergeRequestMetricsWithEventsData + .new + .perform(*range) + end + end + + def down + end +end diff --git a/db/schema.rb b/db/schema.rb index ed29d202f91..b39389bc8b3 100644 --- a/db/schema.rb +++ b/db/schema.rb @@ -11,7 +11,7 @@ # # It's strongly recommended that you check this file into your version control system. -ActiveRecord::Schema.define(version: 20180512061621) do +ActiveRecord::Schema.define(version: 20180521162137) do # These are extensions that must be enabled in order to support this database enable_extension "plpgsql" |