# PatchClusterProperties

Properties of the payload to change a cluster.

## Properties

| Name                  | Type                                                                                                                    | Description                                                                   | Notes       |
| --------------------- | ----------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------- | ----------- |
| **cores**             | **Integer**                                                                                                             | The number of CPU cores per instance.                                         | \[optional] |
| **ram**               | **Integer**                                                                                                             | The amount of memory per instance in megabytes. Has to be a multiple of 1024. | \[optional] |
| **storageSize**       | **Integer**                                                                                                             | The amount of storage per instance in megabytes.                              | \[optional] |
| **connections**       | [**List\<Connection>**](https://docs.ionos.com/sections-test/java-sdk/dbaas-postgres-java-sdk/models/connection)        |                                                                               | \[optional] |
| **displayName**       | **String**                                                                                                              | The friendly name of your cluster.                                            | \[optional] |
| **maintenanceWindow** | [**MaintenanceWindow**](https://docs.ionos.com/sections-test/java-sdk/dbaas-postgres-java-sdk/models/maintenancewindow) |                                                                               | \[optional] |
| **postgresVersion**   | **String**                                                                                                              | The PostgreSQL version of your cluster.                                       | \[optional] |
| **instances**         | **Integer**                                                                                                             | The total number of instances in the cluster (one master and n-1 standbys).   | \[optional] |