Class: Gitlab::BackgroundMigration::BackfillIssuesCorrectWorkItemTypeId

Inherits:
BatchedMigrationJob show all
Defined in:
lib/gitlab/background_migration/backfill_issues_correct_work_item_type_id.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/backfill_issues_correct_work_item_type_id.rb', line 9

def perform
  each_sub_batch do |sub_batch|
    first, last = sub_batch.pick(Arel.sql('min(id), max(id)'))

    connection.execute(
      <<~SQL
        UPDATE
          "issues"
        SET
          "correct_work_item_type_id" = "work_item_types"."correct_id",
          "author_id_convert_to_bigint" = "issues"."author_id",
          "closed_by_id_convert_to_bigint" = "issues"."closed_by_id",
          "duplicated_to_id_convert_to_bigint" = "issues"."duplicated_to_id",
          "id_convert_to_bigint" = "issues"."id",
          "last_edited_by_id_convert_to_bigint" = "issues"."last_edited_by_id",
          "milestone_id_convert_to_bigint" = "issues"."milestone_id",
          "moved_to_id_convert_to_bigint" = "issues"."moved_to_id",
          "project_id_convert_to_bigint" = "issues"."project_id",
          "promoted_to_epic_id_convert_to_bigint" = "issues"."promoted_to_epic_id",
          "updated_by_id_convert_to_bigint" = "issues"."updated_by_id"
        FROM
          "work_item_types"
        WHERE
          "issues"."work_item_type_id" = "work_item_types"."id"
          AND "issues"."id" BETWEEN #{first}
          AND #{last}
      SQL
    )
  end
end