> ## Documentation Index
> Fetch the complete documentation index at: https://docs.activeviam.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Changelog

<Info>
  For a brief overview of the changes, see the [Release notes](./release-notes).
  For information on upgrading from previous versions, see the
  [Migration guides](./migration-guide).
</Info>

<Update label="5.0.0-AS6.1">
  ### Added

  | Issue Key | Details                                                                                                                                                       |
  | --------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------- |
  | BAST-1406 | Introduced Liquibase for database schema migrations. The `PARENTBRANCH` column is added to `DATASTORE_SIMULATIONS` via a versioned changeset.                 |
  | BAST-1409 | Added support for branch chaining, allowing simulations to target non-master parent branches.                                                                 |
  | BAST-1424 | Added Spring Boot Starter for auto-configuration of all Atoti What-If beans.                                                                                  |
  | BAST-1424 | Added `WhatIfProperties` for property-based configuration with `atoti.what-if` prefix.                                                                        |
  | BAST-1424 | Added `IWhatIfPersistenceProperties` interface for providing Hibernate configuration.                                                                         |
  | BAST-1424 | Added `atoti.what-if.enable` property as a global toggle for all What-If features (default: `true`).                                                          |
  | BAST-1424 | Added `@ConditionalOnWhatIfEnabled` annotation with `BeanEnabledWhatIf` and `ConfigurationEnabledWhatIf` condition classes for conditional bean registration. |

  ### Changed

  | Issue Key | Details                                                                                         |
  | --------- | ----------------------------------------------------------------------------------------------- |
  | BAST-1424 | `DatabaseSimulationsWorkflow` now uses constructor injection instead of setter injection.       |
  | BAST-1424 | `DatabaseSimulationsRestService` now uses constructor injection with three required parameters. |

  ### Fixed

  | Issue Key | Details                                                                                                           |
  | --------- | ----------------------------------------------------------------------------------------------------------------- |
  | BAST-1409 | Fixed `HibernateSimulationPersistenceManager.findAll()` to use AND logic instead of OR when combining predicates. |
  | BAST-1409 | Fixed enum type comparison in `HibernateSimulationPersistenceManager.findAll()` criteria queries.                 |

  ### Removed

  | Issue Key | Details                                                                                                                   |
  | --------- | ------------------------------------------------------------------------------------------------------------------------- |
  | BAST-1424 | Removed `DatabaseSimulationPersistenceManager`. Use `HibernateSimulationPersistenceManager` instead.                      |
  | BAST-1424 | Removed inner exception classes from `DatabaseSimulationsRestService`. Use classes in `com.activeviam.tools.whatif.rest`. |
  | BAST-1424 | Removed `RestDistributedDatabaseService` constructors with `distributedPivot` parameter.                                  |
  | BAST-1424 | Removed `RestDistributedDatabaseService.isConsistentStatus()` method.                                                     |
</Update>