Class: Gitlab::BackgroundMigration::BackupAndRemoveNotesWithNullNoteableType

Inherits:
BatchedMigrationJob
  • Object
show all
Defined in:
lib/gitlab/background_migration/backup_and_remove_notes_with_null_noteable_type.rb

Constant Summary

Constants inherited from BatchedMigrationJob

Gitlab::BackgroundMigration::BatchedMigrationJob::DEFAULT_FEATURE_CATEGORY

Constants included from Database::DynamicModelHelpers

Database::DynamicModelHelpers::BATCH_SIZE

Instance Method Summary collapse

Methods inherited from BatchedMigrationJob

#batch_metrics, cursor, cursor?, cursor_columns, feature_category, #filter_batch, generic_instance, #initialize, job_arguments, job_arguments_count, operation_name, scope_to

Methods included from Database::DynamicModelHelpers

#define_batchable_model, #each_batch, #each_batch_range

Constructor Details

This class inherits a constructor from Gitlab::BackgroundMigration::BatchedMigrationJob

Instance Method Details

#perform ⇒ Object 



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# File 'lib/gitlab/background_migration/backup_and_remove_notes_with_null_noteable_type.rb', line 10

def perform
  each_sub_batch do |sub_batch|
    Note.transaction do
      Note.connection.execute <<~SQL
        INSERT INTO temp_notes_backup #{sub_batch.to_sql}
      SQL

      sub_batch.delete_all
    end
  end
end