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author | GitLab Bot <gitlab-bot@gitlab.com> | 2021-03-16 18:18:33 +0000 |
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committer | GitLab Bot <gitlab-bot@gitlab.com> | 2021-03-16 18:18:33 +0000 |
commit | f64a639bcfa1fc2bc89ca7db268f594306edfd7c (patch) | |
tree | a2c3c2ebcc3b45e596949db485d6ed18ffaacfa1 /lib/gitlab/background_migration/copy_column_using_background_migration_job.rb | |
parent | bfbc3e0d6583ea1a91f627528bedc3d65ba4b10f (diff) | |
download | gitlab-ce-f64a639bcfa1fc2bc89ca7db268f594306edfd7c.tar.gz |
Add latest changes from gitlab-org/gitlab@13-10-stable-eev13.10.0-rc40
Diffstat (limited to 'lib/gitlab/background_migration/copy_column_using_background_migration_job.rb')
-rw-r--r-- | lib/gitlab/background_migration/copy_column_using_background_migration_job.rb | 28 |
1 files changed, 9 insertions, 19 deletions
diff --git a/lib/gitlab/background_migration/copy_column_using_background_migration_job.rb b/lib/gitlab/background_migration/copy_column_using_background_migration_job.rb index 16c0de39a3b..60682bd2ec1 100644 --- a/lib/gitlab/background_migration/copy_column_using_background_migration_job.rb +++ b/lib/gitlab/background_migration/copy_column_using_background_migration_job.rb @@ -2,13 +2,11 @@ module Gitlab module BackgroundMigration - # Background migration that extends CopyColumn to update the value of a + # Background migration that updates the value of a # column using the value of another column in the same table. # # - The {start_id, end_id} arguments are at the start so that it can be used - # with `queue_background_migration_jobs_by_range_at_intervals` - # - Provides support for background job tracking through the use of - # Gitlab::Database::BackgroundMigrationJob + # with `queue_batched_background_migration` # - Uses sub-batching so that we can keep each update's execution time at # low 100s ms, while being able to update more records per 2 minutes # that we allow background migration jobs to be scheduled one after the other @@ -22,28 +20,24 @@ module Gitlab # start_id - The start ID of the range of rows to update. # end_id - The end ID of the range of rows to update. - # table - The name of the table that contains the columns. - # primary_key - The primary key column of the table. - # copy_from - The column containing the data to copy. - # copy_to - The column to copy the data to. + # batch_table - The name of the table that contains the columns. + # batch_column - The name of the column we use to batch over the table. # sub_batch_size - We don't want updates to take more than ~100ms # This allows us to run multiple smaller batches during # the minimum 2.minute interval that we can schedule jobs - def perform(start_id, end_id, table, primary_key, copy_from, copy_to, sub_batch_size) + # copy_from - The column containing the data to copy. + # copy_to - The column to copy the data to. + def perform(start_id, end_id, batch_table, batch_column, sub_batch_size, copy_from, copy_to) quoted_copy_from = connection.quote_column_name(copy_from) quoted_copy_to = connection.quote_column_name(copy_to) - parent_batch_relation = relation_scoped_to_range(table, primary_key, start_id, end_id) + parent_batch_relation = relation_scoped_to_range(batch_table, batch_column, start_id, end_id) - parent_batch_relation.each_batch(column: primary_key, of: sub_batch_size) do |sub_batch| + parent_batch_relation.each_batch(column: batch_column, of: sub_batch_size) do |sub_batch| sub_batch.update_all("#{quoted_copy_to}=#{quoted_copy_from}") sleep(PAUSE_SECONDS) end - - # We have to add all arguments when marking a job as succeeded as they - # are all used to track the job by `queue_background_migration_jobs_by_range_at_intervals` - mark_job_as_succeeded(start_id, end_id, table, primary_key, copy_from, copy_to, sub_batch_size) end private @@ -52,10 +46,6 @@ module Gitlab ActiveRecord::Base.connection end - def mark_job_as_succeeded(*arguments) - Gitlab::Database::BackgroundMigrationJob.mark_all_as_succeeded(self.class.name, arguments) - end - def relation_scoped_to_range(source_table, source_key_column, start_id, stop_id) define_batchable_model(source_table).where(source_key_column => start_id..stop_id) end |