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Create an In-Memory DB Instance

The request creates a new In-Memory DB instance on IONOS DBaaS. Each In-Memory DB instance can contain multiple nodes.

Note:

  • Only contract administrators, owners, and users with Access and manage DBaaS privileges can create and manage In-Memory DB instances, provided the new IAM system is disabled.

  • After creating an instance, you can access it via the corresponding LAN using the same username and password specified during creation.

  • You can only set the username and password via the API while creating an In-Memory DB instance. Once configured, they cannot be updated.

The data center must be provided as a UUID. The easiest way to retrieve the UUID is through the .

Endpoint

Use a region-specific endpoint from the following list to create an In-Memory DB instance:

  • https://in-memory-db.de-txl.ionos.com/replicasets

  • https://in-memory-db.de-fra.ionos.com/replicasets

  • https://in-memory-db.es-vit.ionos.com/replicasets

Request

To make authenticated requests to the API, the following fields are mandatory in the request header:

Header Parameters
Required
Type
Description

Response

Your values will differ from those in the sample code. It may contain different IDs, timestamps etc.

You may have noticed that the metadata.state is BUSY and that the instance is not yet reachable. This is because the cloud will create a completely new instance and needs to provision new nodes for all the requested replicas. This process runs asynchronously in the background and might take up to 30 minutes.

202 Successful operation

https://in-memory-db.gb-lhr.ionos.com/replicasets
  • https://in-memory-db.us-ewr.ionos.com/replicasets

  • https://in-memory-db.us-las.ionos.com/replicasets

  • https://in-memory-db.us-mci.ionos.com/replicasets

  • https://in-memory-db.fr-par.ionos.com/replicasets

  • Below is the list of mandatory body parameters:

    Body Parameters
    Type
    Description
    Example

    displayName

    string

    The human-readable name of your replica set.

    In-Memory DB replica set

    version

    string

    The version of your replica set.

    7.2

    Authorization

    yes

    string

    Provide a header value as Bearer followed by your token.

    Content-Type

    yes

    string

    Set this to application/json.

    Cloud API
    curl -X 'POST' \
      'https://in-memory-db.de-txl.ionos.com/replicasets' \
    --header 'Content-Type: application/json' \
    --header 'Authorization: Bearer $Token' \
    --data 
    '{
       "metadata":{
          
       },
       "properties":{
          "displayName":"In-Memory DB replica set",
          "version":"7.2",
          "replicas":2,
          "resources":{
             "cores":4,
             "ram":4
          },
          "persistence":{
             "mode":"None",
             "minimalSaveInterval":3600
          },
          "evictionPolicy":"allkeys-lru",
          "connections":[
             {
                "datacenterId":"dd00-7a96-dd00-dd00-bcaa13",
                "lanId":"2",
                "cidr":"123.123.1.100/24"
             }
          ],
          "maintenanceWindow":{
             "time":"16:30:59",
             "dayOfTheWeek":"Monday"
          },
          "credentials":{
             "username":"user13",
             "password":"mypassword"
          },
          "initialSnapshotId": "12345678-1234-1234-1234-123456789012"
          }
    }'
    {
    "id": "1046e9bf-dbc0-5bd3-9291-713d36ab77e9",
    "type": "replicaset",
    "href": "/replicasets/1046e9bf-dbc0-5bd3-9291-713d36ab77e9",
    "metadata": {
    "createdDate": "2020-12-10T13:37:50+01:00",
    "createdBy": "ionos:identity:::users/87f9a82e-b28d-49ed-9d04-fba2c0459cd3",
    "createdByUserId": "87f9a82e-b28d-49ed-9d04-fba2c0459cd3",
    "lastModifiedDate": "2020-12-11T13:37:50+01:00",
    "lastModifiedBy": "ionos:identity:::users/87f9a82e-b28d-49ed-9d04-fba2c0459cd3",
    "lastModifiedByUserId": "87f9a82e-b28d-49ed-9d04-fba2c0459cd3",
    "resourceURN": "ionos:<product>:<location>:<contract>:<resource-path>",
    "state": "AVAILABLE",
    "message": "In progress.",
    "dnsName": "in-memory-db.example.com"
    },
    "properties": {
    "displayName": "In-Memory DB replica set",
    "version": "7.2",
    "replicas": 2,
    "resources": {},
    "persistenceMode": "None",
    "evictionPolicy": "allkeys-lru",
    "connections": [],
    "maintenanceWindow": {},
    "credentials": {},
    "initialSnapshotId": "12345678-1234-1234-1234-123456789012"
    }
    }

    replicas

    integer

    The total number of replicas in the replica set (one active and n-1 passive).

    2

    resources

    object

    The resources of the individual replicas.

    "cores": 4, "ram": 4

    persistenceMode

    string

    Specifies data persistence mode. The values are: None (default value), AOF, RDB, and RDB_AOF.

    RDB

    evictionPolicy

    string

    The eviction policy for the replica set.

    The values are: noeviction, allkeys-lru, allkeys-lfu, allkeys-random, volatile-lru, volatile-lfu, volatile-random, and volatile-ttl.

    connections

    object

    The network connection for your replica set. Only one connection is allowed.

    { "datacenterId": "5a029f4a-72e5-11ec-90d6-0242ac120003", "lanId": "2", "cidr": "192.168.1.100/24"}

    credentials

    object

    Credentials for the In-Memory DB replicaset.

    "username": "DatabaseAdmin"