[Yandex Cloud documentation](../index.md) > [Yandex MPP Analytics for PostgreSQL](index.md) > Audit Trails events

# Yandex Audit Trails event reference

Audit Trails supports tracking [control plane events](../audit-trails/concepts/format.md) and [data plane events](../audit-trails/concepts/format-data-plane.md) for Yandex MPP Analytics for PostgreSQL.

The general format of the `event_type` value is as follows:

```text
yandex.cloud.audit.mdb.greenplum.<event_name>
```

## Control plane event reference {#control-plane-events}

Event name | Description
--- | ---
`CreateCluster` | Creating a cluster
`DeleteBackup` | Deleting backups
`DeleteCluster` | Deleting a cluster
`ExpandCluster` | Expanding a cluster
`MoveCluster` | Moving a cluster
`RestoreCluster` | Creating a new cluster from a backup
`StartCluster` | Starting a cluster
`StopCluster` | Stopping a cluster
`UpdateCluster` | Updating a cluster

## Data event reference {#data-plane-events}

Event name | Description
--- | ---
`CreateHBARule` | Creating a user authentication rule
`CreatePXFDatasource` | Creating a connection to an external table
`CreateResourceGroup` | Creating a resource group
`CreateUser` | Creating a database user
`DeleteHBARule` | Deleting a user authentication rule
`DeletePXFDatasource` | Deleting an external table connection
`DeleteResourceGroup` | Deleting a resource group
`DeleteUser` | Deleting a database user
`ListPXFDatasources` | Getting a list of connections to an external table
`ListUsers` | Getting a list of database users
`UpdateHBARule` | Updating a user authentication rule
`UpdatePXFDatasource` | Updating an external table connection
`UpdateResourceGroup` | Updating a resource group
`UpdateUser` | Editing a database user