---
name: "KiokuDB::LiveObjects::TXNScope"
section: "3pm"
platform: "linux"
package: "libkiokudb-perl"
version: "0.57-3"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/KiokuDB::LiveObjects::TXNScope"
---

# KiokuDB::LiveObjects::TXNScope(3pm)

Transaction scope.

## NAME

KiokuDB::LiveObjects::TXNScope - Transaction scope.

## VERSION

version 0.57

## SYNOPSIS

```
    $txn_scope = $live_objects->new_txn;
    $txn_scope->update_entries(@updated);
    $txn_scope->rollback;
```

## DESCRIPTION

This is an auxiliary class used by transaction scoping to roll back entries updated during a transaction when it is aborted.

This is used internally in "txn\_do" in KiokuDB and should not need to be used directly.

## ATTRIBUTES

- entries

  An ordered log of updated entries.

## METHODS

- update\_entries

  Called by "update\_entries" in KiokuDB::LiveObjects. Adds entries to `"entries"`.

- rollback

  Calls `"KiokuDB::LiveObjects/rollback_entries"` with all the recorded entries.

## AUTHOR

Yuval Kogman \<nothingmuch@woobling.org\>

## COPYRIGHT AND LICENSE

This software is copyright (c) 2014 by Yuval Kogman, Infinity Interactive.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.