diff options
Diffstat (limited to 'db/post_migrate/20210722155635_finalize_convert_geo_job_artifact_deleted_events_bigint.rb')
-rw-r--r-- | db/post_migrate/20210722155635_finalize_convert_geo_job_artifact_deleted_events_bigint.rb | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/db/post_migrate/20210722155635_finalize_convert_geo_job_artifact_deleted_events_bigint.rb b/db/post_migrate/20210722155635_finalize_convert_geo_job_artifact_deleted_events_bigint.rb new file mode 100644 index 00000000000..7d3809a9dbe --- /dev/null +++ b/db/post_migrate/20210722155635_finalize_convert_geo_job_artifact_deleted_events_bigint.rb @@ -0,0 +1,55 @@ +# frozen_string_literal: true + +class FinalizeConvertGeoJobArtifactDeletedEventsBigint < ActiveRecord::Migration[6.1] + include Gitlab::Database::MigrationHelpers + + disable_ddl_transaction! + + TABLE_NAME = 'geo_job_artifact_deleted_events' + COLUMN_NAME = 'job_artifact_id' + COLUMN_NAME_CONVERTED = "#{COLUMN_NAME}_convert_to_bigint" + + def up + ensure_batched_background_migration_is_finished( + job_class_name: 'CopyColumnUsingBackgroundMigrationJob', + table_name: TABLE_NAME, + column_name: 'id', + job_arguments: [[COLUMN_NAME], [COLUMN_NAME_CONVERTED]] + ) + + swap + end + + def down + swap + end + + def swap + old_index_name = 'index_geo_job_artifact_deleted_events_on_job_artifact_id' + + bigint_index_name = 'index_geo_job_artifact_deleted_events_on_job_artifact_id_bigint' + add_concurrent_index TABLE_NAME, COLUMN_NAME_CONVERTED, name: bigint_index_name + + with_lock_retries(raise_on_exhaustion: true) do + execute("LOCK TABLE #{TABLE_NAME} IN ACCESS EXCLUSIVE MODE") + + temp_name = quote_column_name("#{COLUMN_NAME}_tmp") + old_column_name = quote_column_name(COLUMN_NAME) + new_column_name = quote_column_name(COLUMN_NAME_CONVERTED) + + execute "ALTER TABLE #{TABLE_NAME} RENAME COLUMN #{old_column_name} TO #{temp_name}" + execute "ALTER TABLE #{TABLE_NAME} RENAME COLUMN #{new_column_name} TO #{old_column_name}" + execute "ALTER TABLE #{TABLE_NAME} RENAME COLUMN #{temp_name} TO #{new_column_name}" + + change_column_default TABLE_NAME, COLUMN_NAME, nil + change_column_default TABLE_NAME, COLUMN_NAME_CONVERTED, 0 + + function_name = Gitlab::Database::UnidirectionalCopyTrigger.on_table(TABLE_NAME).name(COLUMN_NAME, COLUMN_NAME_CONVERTED) + execute "ALTER FUNCTION #{quote_table_name(function_name)} RESET ALL" + + execute "DROP INDEX #{old_index_name}" + + rename_index TABLE_NAME, bigint_index_name, old_index_name + end + end +end |