# Clusters

Everything about MariaDB clusters.

## List clusters

> Retrieves a list of MariaDB clusters.

```json
{"openapi":"3.0.3","info":{"title":"IONOS DBaaS MariaDB REST API","version":"0.1.0"},"tags":[{"name":"Clusters","description":"Everything about MariaDB clusters."}],"servers":[{"url":"https://mariadb.de-fra.ionos.com","description":"Frankfurt, Germany"},{"url":"https://mariadb.de-txl.ionos.com","description":"Berlin, Germany"},{"url":"https://mariadb.es-vit.ionos.com","description":"Logroño, Spain"},{"url":"https://mariadb.fr-par.ionos.com","description":"Paris, France"},{"url":"https://mariadb.gb-lhr.ionos.com","description":"London, Great Britain"},{"url":"https://mariadb.us-ewr.ionos.com","description":"Newark, USA"},{"url":"https://mariadb.us-las.ionos.com","description":"Las Vegas, USA"},{"url":"https://mariadb.us-mci.ionos.com","description":"Lenexa, USA"}],"security":[{"tokenAuth":[]}],"components":{"securitySchemes":{"tokenAuth":{"type":"apiKey","in":"header","name":"Authorization","description":"Please provide header value as 'Bearer <token>' and don't forget to add\n'Bearer' HTTP Authorization Scheme before the token.\n"}},"parameters":{"PaginationLimitParameter":{"name":"limit","in":"query","description":"The maximum number of elements to return. Use together with 'offset' for pagination.","required":false,"schema":{"type":"integer","default":100,"maximum":1000,"minimum":1}},"PaginationOffsetParameter":{"name":"offset","in":"query","description":"The first element to return. Use together with 'limit' for pagination.","required":false,"schema":{"type":"integer","default":0}},"ClusterNameQuery":{"name":"filter.name","in":"query","description":"Response filter to list only the MariaDB clusters that contain\nthe specified name. The value is case insensitive and matched on the\n'displayName' field.\n","required":false,"schema":{"type":"string"}}},"schemas":{"ClusterList":{"description":"List of clusters.","allOf":[{"type":"object","properties":{"id":{"$ref":"#/components/schemas/ResourceID"},"items":{"type":"array","items":{"$ref":"#/components/schemas/ClusterResponse"}}}},{"$ref":"#/components/schemas/Pagination"}],"type":"object"},"ResourceID":{"type":"string","description":"The unique ID of the resource."},"ClusterResponse":{"description":"A database cluster.","properties":{"id":{"$ref":"#/components/schemas/ResourceID"},"metadata":{"$ref":"#/components/schemas/ClusterMetadata"},"properties":{"$ref":"#/components/schemas/ClusterProperties"}},"type":"object"},"ClusterMetadata":{"description":"Metadata of the resource.","properties":{"createdDate":{"type":"string","format":"date-time","description":"The ISO 8601 creation timestamp."},"createdBy":{"type":"string"},"createdByUserId":{"type":"string"},"lastModifiedDate":{"type":"string","format":"date-time","description":"The ISO 8601 modified timestamp."},"lastModifiedBy":{"type":"string"},"lastModifiedByUserId":{"type":"string"},"state":{"$ref":"#/components/schemas/State"}}},"State":{"description":"The current status reported back by the cluster.","type":"string","enum":["AVAILABLE","BUSY","CREATING","UPDATING","RESTORING","DESTROYING","DEGRADED","FAILED","UNKNOWN"]},"ClusterProperties":{"description":"Properties of a database cluster.","properties":{"displayName":{"$ref":"#/components/schemas/DisplayName"},"mariadbVersion":{"$ref":"#/components/schemas/MariadbVersion"},"dnsName":{"$ref":"#/components/schemas/DNSName"},"instances":{"$ref":"#/components/schemas/Instances"},"ram":{"$ref":"#/components/schemas/Ram"},"cores":{"$ref":"#/components/schemas/Cores"},"storageSize":{"$ref":"#/components/schemas/StorageSize"},"connections":{"type":"array","minItems":1,"maxItems":1,"items":{"$ref":"#/components/schemas/Connection"}},"maintenanceWindow":{"$ref":"#/components/schemas/MaintenanceWindow"},"backup":{"$ref":"#/components/schemas/BackupProperties"}},"type":"object"},"DisplayName":{"type":"string","description":"The friendly name of your cluster.","maxLength":63,"pattern":"^(\\w|:|\\-|\\ |.)+$"},"MariadbVersion":{"type":"string","description":"The MariaDB version of your cluster.","enum":["10.6","10.11"]},"DNSName":{"type":"string","description":"The DNS name pointing to your cluster."},"Instances":{"type":"integer","description":"The total number of instances in the cluster (one primary and n-1\nsecondary).\n","minimum":1,"maximum":5},"Ram":{"type":"integer","description":"The amount of memory per instance in gigabytes (GB).","minimum":4},"Cores":{"type":"integer","description":"The number of CPU cores per instance.","minimum":1},"StorageSize":{"type":"integer","description":"The amount of storage per instance in gigabytes (GB).","minimum":10,"maximum":2000},"Connection":{"description":"Details about the network connection for your cluster.","properties":{"datacenterId":{"description":"The datacenter to connect your cluster to.","type":"string"},"lanId":{"description":"The numeric LAN ID to connect your cluster to.","type":"string"},"cidr":{"type":"string","description":"The IP and subnet for your cluster.\nNote the following unavailable IP ranges:\n10.233.64.0/18\n10.233.0.0/18\n10.233.114.0/24\n"}},"required":["datacenterId","lanId","cidr"],"type":"object"},"MaintenanceWindow":{"description":"A weekly 4 hour-long window, during which maintenance might occur.\n","properties":{"time":{"type":"string","description":"Start of the maintenance window in UTC time.","pattern":"^(2[0-3]|[01]?[0-9]):([0-5]?[0-9]):([0-5]?[0-9])$"},"dayOfTheWeek":{"$ref":"#/components/schemas/DayOfTheWeek"}},"required":["time","dayOfTheWeek"],"type":"object"},"DayOfTheWeek":{"description":"The name of the week day.","type":"string","enum":["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"]},"BackupProperties":{"description":"Properties configuring the backup of the cluster.\n","properties":{"location":{"$ref":"#/components/schemas/BackupLocation"}},"type":"object"},"BackupLocation":{"type":"string","description":"The S3 location where the backups will be stored."},"Pagination":{"description":"Pagination information in list responses.","type":"object","properties":{"offset":{"$ref":"#/components/schemas/PaginationOffset"},"limit":{"$ref":"#/components/schemas/PaginationLimit"},"total":{"$ref":"#/components/schemas/PaginationTotal"},"_links":{"$ref":"#/components/schemas/PaginationLinks"}}},"PaginationOffset":{"description":"The offset specified in the request (if none was specified, the default\noffset is 0).\n","type":"integer","minimum":0,"default":0},"PaginationLimit":{"description":"The limit specified in the request (if none was specified, the default\nlimit is 100).\n","type":"integer","minimum":0,"default":100,"maximum":1000},"PaginationTotal":{"description":"The total number of elements matching the request (without pagination).\n","type":"integer","minimum":0,"default":0},"PaginationLinks":{"description":"URLs to navigate the different pages.\n","type":"object","properties":{"prev":{"description":"URL (with offset and limit parameters) of the previous page; only\npresent if offset is greater than 0.\n","type":"string","format":"uri","readOnly":true},"self":{"description":"URL (with offset and limit parameters) of the current page.\n","type":"string","format":"uri","readOnly":true},"next":{"description":"URL (with offset and limit parameters) of the next page; only\npresent if offset + limit is less than the total number of elements.\n","type":"string","format":"uri","readOnly":true}}},"ErrorMessage":{"properties":{"errorCode":{"type":"string","description":"Application internal error code\n"},"message":{"type":"string","description":"A human readable explanation specific to this occurrence of the\nproblem.\n"}},"type":"object"}},"responses":{"Error400":{"description":"Parse error.","content":{"application/json":{"schema":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the 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operation."},"messages":{"type":"array","items":{"$ref":"#/components/schemas/ErrorMessage"}}},"required":["httpStatus","messages"],"type":"object"}}}}}},"paths":{"/clusters":{"get":{"operationId":"clustersGet","summary":"List clusters","description":"Retrieves a list of MariaDB clusters.","tags":["Clusters"],"parameters":[{"$ref":"#/components/parameters/PaginationLimitParameter"},{"$ref":"#/components/parameters/PaginationOffsetParameter"},{"$ref":"#/components/parameters/ClusterNameQuery"}],"responses":{"200":{"description":"Successful operation.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ClusterList"}}}},"400":{"$ref":"#/components/responses/Error400"},"401":{"$ref":"#/components/responses/Error401"},"403":{"$ref":"#/components/responses/Error403"},"404":{"$ref":"#/components/responses/Error404"},"405":{"$ref":"#/components/responses/Error405"},"415":{"$ref":"#/components/responses/Error415"},"422":{"$ref":"#/components/responses/Error422"},"429":{"$ref":"#/components/responses/Error429"},"500":{"$ref":"#/components/responses/Error500"},"503":{"$ref":"#/components/responses/Error503"}}}}}}
```

## Create a cluster

> Creates a new MariaDB cluster.<br>

```json
{"openapi":"3.0.3","info":{"title":"IONOS DBaaS MariaDB REST API","version":"0.1.0"},"tags":[{"name":"Clusters","description":"Everything about MariaDB clusters."}],"servers":[{"url":"https://mariadb.de-fra.ionos.com","description":"Frankfurt, Germany"},{"url":"https://mariadb.de-txl.ionos.com","description":"Berlin, Germany"},{"url":"https://mariadb.es-vit.ionos.com","description":"Logroño, Spain"},{"url":"https://mariadb.fr-par.ionos.com","description":"Paris, France"},{"url":"https://mariadb.gb-lhr.ionos.com","description":"London, Great Britain"},{"url":"https://mariadb.us-ewr.ionos.com","description":"Newark, USA"},{"url":"https://mariadb.us-las.ionos.com","description":"Las Vegas, USA"},{"url":"https://mariadb.us-mci.ionos.com","description":"Lenexa, USA"}],"security":[{"tokenAuth":[]}],"components":{"securitySchemes":{"tokenAuth":{"type":"apiKey","in":"header","name":"Authorization","description":"Please provide header value as 'Bearer <token>' and don't forget to add\n'Bearer' HTTP Authorization Scheme before the token.\n"}},"schemas":{"CreateClusterRequest":{"description":"Request payload with all data needed to create a new MariaDB cluster.\n","properties":{"properties":{"$ref":"#/components/schemas/CreateClusterProperties"}},"type":"object"},"CreateClusterProperties":{"description":"Properties with all data needed to create a new MariaDB cluster.\n","required":["mariadbVersion","instances","cores","ram","storageSize","connections","displayName","credentials"],"properties":{"mariadbVersion":{"$ref":"#/components/schemas/MariadbVersion"},"instances":{"$ref":"#/components/schemas/Instances"},"cores":{"$ref":"#/components/schemas/Cores"},"ram":{"$ref":"#/components/schemas/Ram"},"storageSize":{"$ref":"#/components/schemas/StorageSize"},"connections":{"type":"array","minItems":1,"maxItems":1,"description":"The network connection for your cluster. Only one connection is\nallowed.\n","items":{"$ref":"#/components/schemas/Connection"}},"displayName":{"$ref":"#/components/schemas/DisplayName"},"maintenanceWindow":{"$ref":"#/components/schemas/MaintenanceWindow"},"backup":{"$ref":"#/components/schemas/BackupProperties"},"credentials":{"$ref":"#/components/schemas/DBUser"},"fromBackup":{"$ref":"#/components/schemas/RestoreRequest"}},"type":"object"},"MariadbVersion":{"type":"string","description":"The MariaDB version of your cluster.","enum":["10.6","10.11"]},"Instances":{"type":"integer","description":"The total number of instances in the cluster (one primary and n-1\nsecondary).\n","minimum":1,"maximum":5},"Cores":{"type":"integer","description":"The number of CPU cores per instance.","minimum":1},"Ram":{"type":"integer","description":"The amount of memory per instance in gigabytes (GB).","minimum":4},"StorageSize":{"type":"integer","description":"The amount of storage per instance in gigabytes (GB).","minimum":10,"maximum":2000},"Connection":{"description":"Details about the network connection for your cluster.","properties":{"datacenterId":{"description":"The datacenter to connect your cluster to.","type":"string"},"lanId":{"description":"The numeric LAN ID to connect your cluster to.","type":"string"},"cidr":{"type":"string","description":"The IP and subnet for your cluster.\nNote the following unavailable IP ranges:\n10.233.64.0/18\n10.233.0.0/18\n10.233.114.0/24\n"}},"required":["datacenterId","lanId","cidr"],"type":"object"},"DisplayName":{"type":"string","description":"The friendly name of your cluster.","maxLength":63,"pattern":"^(\\w|:|\\-|\\ |.)+$"},"MaintenanceWindow":{"description":"A weekly 4 hour-long window, during which maintenance might occur.\n","properties":{"time":{"type":"string","description":"Start of the maintenance window in UTC time.","pattern":"^(2[0-3]|[01]?[0-9]):([0-5]?[0-9]):([0-5]?[0-9])$"},"dayOfTheWeek":{"$ref":"#/components/schemas/DayOfTheWeek"}},"required":["time","dayOfTheWeek"],"type":"object"},"DayOfTheWeek":{"description":"The name of the week day.","type":"string","enum":["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"]},"BackupProperties":{"description":"Properties configuring the backup of the cluster.\n","properties":{"location":{"$ref":"#/components/schemas/BackupLocation"}},"type":"object"},"BackupLocation":{"type":"string","description":"The S3 location where the backups will be stored."},"DBUser":{"description":"Credentials for the database user to be created.","properties":{"username":{"$ref":"#/components/schemas/InitialDBUsername"},"password":{"$ref":"#/components/schemas/DBPassword"}},"required":["username","password"],"type":"object"},"InitialDBUsername":{"description":"The username for the initial MariaDB user. Some system usernames\nare restricted (e.g. \"mariadb\", \"admin\", \"standby\").\n\nThe username should be compliant with the following rules:\n- Must not exceed 16 characters\n- Must start with a letter\n- Must contain only letters, numbers, or underscores\n","minLength":1,"maxLength":16,"type":"string","pattern":"^[a-zA-Z]([a-zA-Z0-9]+_)*[a-zA-Z0-9]+$"},"DBPassword":{"type":"string","description":"The password for a MariaDB user.","writeOnly":true,"minLength":10,"maxLength":63},"RestoreRequest":{"type":"object","required":["backupId"],"description":"Request payload to restore a cluster from a backup.\n","properties":{"backupId":{"$ref":"#/components/schemas/ResourceID"},"recoveryTargetTime":{"type":"string","format":"date-time","description":"The timestamp to which the cluster should be restored.\nIf empty, the backup will be applied to the latest\ntimestamp.\n\nThis value must be supplied as ISO 8601 timestamp, the\nbackup will be replayed up until the given timestamp.\nIf empty, the backup will be applied completely.\n\nMust be within the earliestRecoveryTargetTime and now.\n\nThe earliestRecoveryTargetTime can be looked up in the\nbackup object.\n"}}},"ResourceID":{"type":"string","description":"The unique ID of the resource."},"ClusterResponse":{"description":"A database cluster.","properties":{"id":{"$ref":"#/components/schemas/ResourceID"},"metadata":{"$ref":"#/components/schemas/ClusterMetadata"},"properties":{"$ref":"#/components/schemas/ClusterProperties"}},"type":"object"},"ClusterMetadata":{"description":"Metadata of the resource.","properties":{"createdDate":{"type":"string","format":"date-time","description":"The ISO 8601 creation timestamp."},"createdBy":{"type":"string"},"createdByUserId":{"type":"string"},"lastModifiedDate":{"type":"string","format":"date-time","description":"The ISO 8601 modified timestamp."},"lastModifiedBy":{"type":"string"},"lastModifiedByUserId":{"type":"string"},"state":{"$ref":"#/components/schemas/State"}}},"State":{"description":"The current status reported back by the cluster.","type":"string","enum":["AVAILABLE","BUSY","CREATING","UPDATING","RESTORING","DESTROYING","DEGRADED","FAILED","UNKNOWN"]},"ClusterProperties":{"description":"Properties of a database cluster.","properties":{"displayName":{"$ref":"#/components/schemas/DisplayName"},"mariadbVersion":{"$ref":"#/components/schemas/MariadbVersion"},"dnsName":{"$ref":"#/components/schemas/DNSName"},"instances":{"$ref":"#/components/schemas/Instances"},"ram":{"$ref":"#/components/schemas/Ram"},"cores":{"$ref":"#/components/schemas/Cores"},"storageSize":{"$ref":"#/components/schemas/StorageSize"},"connections":{"type":"array","minItems":1,"maxItems":1,"items":{"$ref":"#/components/schemas/Connection"}},"maintenanceWindow":{"$ref":"#/components/schemas/MaintenanceWindow"},"backup":{"$ref":"#/components/schemas/BackupProperties"}},"type":"object"},"DNSName":{"type":"string","description":"The DNS name pointing to your cluster."},"ErrorMessage":{"properties":{"errorCode":{"type":"string","description":"Application internal error code\n"},"message":{"type":"string","description":"A human readable explanation specific to this occurrence of the\nproblem.\n"}},"type":"object"}},"responses":{"Error400":{"description":"Parse error.","content":{"application/json":{"schema":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the operation."},"messages":{"type":"array","items":{"$ref":"#/components/schemas/ErrorMessage"}}},"required":["httpStatus","messages"],"type":"object"}}}},"Error401":{"description":"Authentication error.","content":{"application/json":{"schema":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the operation."},"messages":{"type":"array","items":{"$ref":"#/components/schemas/ErrorMessage"}}},"required":["httpStatus","messages"],"type":"object"}}}},"Error403":{"description":"Unauthorized.","content":{"application/json":{"schema":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the 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\"BUSY\".\n","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ClusterResponse"}}}},"400":{"$ref":"#/components/responses/Error400"},"401":{"$ref":"#/components/responses/Error401"},"403":{"$ref":"#/components/responses/Error403"},"404":{"$ref":"#/components/responses/Error404"},"405":{"$ref":"#/components/responses/Error405"},"415":{"$ref":"#/components/responses/Error415"},"422":{"$ref":"#/components/responses/Error422"},"429":{"$ref":"#/components/responses/Error429"},"500":{"$ref":"#/components/responses/Error500"},"503":{"$ref":"#/components/responses/Error503"}}}}}}
```

## Fetch a cluster

> You can retrieve a MariaDB cluster by using its ID. This value can be\
> found in the response body when a MariaDB cluster is created or when\
> you GET a list of MariaDB clusters.<br>

```json
{"openapi":"3.0.3","info":{"title":"IONOS DBaaS MariaDB REST API","version":"0.1.0"},"tags":[{"name":"Clusters","description":"Everything about MariaDB clusters."}],"servers":[{"url":"https://mariadb.de-fra.ionos.com","description":"Frankfurt, Germany"},{"url":"https://mariadb.de-txl.ionos.com","description":"Berlin, Germany"},{"url":"https://mariadb.es-vit.ionos.com","description":"Logroño, Spain"},{"url":"https://mariadb.fr-par.ionos.com","description":"Paris, France"},{"url":"https://mariadb.gb-lhr.ionos.com","description":"London, Great Britain"},{"url":"https://mariadb.us-ewr.ionos.com","description":"Newark, USA"},{"url":"https://mariadb.us-las.ionos.com","description":"Las Vegas, USA"},{"url":"https://mariadb.us-mci.ionos.com","description":"Lenexa, USA"}],"security":[{"tokenAuth":[]}],"components":{"securitySchemes":{"tokenAuth":{"type":"apiKey","in":"header","name":"Authorization","description":"Please provide header value as 'Bearer <token>' and don't forget to add\n'Bearer' 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cluster."},"Instances":{"type":"integer","description":"The total number of instances in the cluster (one primary and n-1\nsecondary).\n","minimum":1,"maximum":5},"Ram":{"type":"integer","description":"The amount of memory per instance in gigabytes (GB).","minimum":4},"Cores":{"type":"integer","description":"The number of CPU cores per instance.","minimum":1},"StorageSize":{"type":"integer","description":"The amount of storage per instance in gigabytes (GB).","minimum":10,"maximum":2000},"Connection":{"description":"Details about the network connection for your cluster.","properties":{"datacenterId":{"description":"The datacenter to connect your cluster to.","type":"string"},"lanId":{"description":"The numeric LAN ID to connect your cluster to.","type":"string"},"cidr":{"type":"string","description":"The IP and subnet for your cluster.\nNote the following unavailable IP ranges:\n10.233.64.0/18\n10.233.0.0/18\n10.233.114.0/24\n"}},"required":["datacenterId","lanId","cidr"],"type":"object"},"MaintenanceWindow":{"description":"A weekly 4 hour-long window, during which maintenance might occur.\n","properties":{"time":{"type":"string","description":"Start of the maintenance window in UTC time.","pattern":"^(2[0-3]|[01]?[0-9]):([0-5]?[0-9]):([0-5]?[0-9])$"},"dayOfTheWeek":{"$ref":"#/components/schemas/DayOfTheWeek"}},"required":["time","dayOfTheWeek"],"type":"object"},"DayOfTheWeek":{"description":"The name of the week day.","type":"string","enum":["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"]},"BackupProperties":{"description":"Properties configuring the backup of the cluster.\n","properties":{"location":{"$ref":"#/components/schemas/BackupLocation"}},"type":"object"},"BackupLocation":{"type":"string","description":"The S3 location where the backups will be stored."},"ErrorMessage":{"properties":{"errorCode":{"type":"string","description":"Application internal error code\n"},"message":{"type":"string","description":"A human readable explanation specific to this occurrence of the\nproblem.\n"}},"type":"object"}},"responses":{"Error400":{"description":"Parse error.","content":{"application/json":{"schema":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the operation."},"messages":{"type":"array","items":{"$ref":"#/components/schemas/ErrorMessage"}}},"required":["httpStatus","messages"],"type":"object"}}}},"Error401":{"description":"Authentication error.","content":{"application/json":{"schema":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the 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This value can be\nfound in the response body when a MariaDB cluster is created or when\nyou GET a list of MariaDB clusters.\n","tags":["Clusters"],"parameters":[{"$ref":"#/components/parameters/ClusterIDPath"}],"responses":{"200":{"description":"Successful operation.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ClusterResponse"}}}},"400":{"$ref":"#/components/responses/Error400"},"401":{"$ref":"#/components/responses/Error401"},"403":{"$ref":"#/components/responses/Error403"},"404":{"$ref":"#/components/responses/Error404"},"405":{"$ref":"#/components/responses/Error405"},"415":{"$ref":"#/components/responses/Error415"},"422":{"$ref":"#/components/responses/Error422"},"429":{"$ref":"#/components/responses/Error429"},"500":{"$ref":"#/components/responses/Error500"},"503":{"$ref":"#/components/responses/Error503"}}}}}}
```

## Delete a cluster

> Delete a MariaDB cluster.

```json
{"openapi":"3.0.3","info":{"title":"IONOS DBaaS MariaDB REST API","version":"0.1.0"},"tags":[{"name":"Clusters","description":"Everything about MariaDB clusters."}],"servers":[{"url":"https://mariadb.de-fra.ionos.com","description":"Frankfurt, Germany"},{"url":"https://mariadb.de-txl.ionos.com","description":"Berlin, Germany"},{"url":"https://mariadb.es-vit.ionos.com","description":"Logroño, Spain"},{"url":"https://mariadb.fr-par.ionos.com","description":"Paris, France"},{"url":"https://mariadb.gb-lhr.ionos.com","description":"London, Great Britain"},{"url":"https://mariadb.us-ewr.ionos.com","description":"Newark, USA"},{"url":"https://mariadb.us-las.ionos.com","description":"Las Vegas, USA"},{"url":"https://mariadb.us-mci.ionos.com","description":"Lenexa, USA"}],"security":[{"tokenAuth":[]}],"components":{"securitySchemes":{"tokenAuth":{"type":"apiKey","in":"header","name":"Authorization","description":"Please provide header value as 'Bearer <token>' and don't forget to add\n'Bearer' 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timestamp."},"lastModifiedBy":{"type":"string"},"lastModifiedByUserId":{"type":"string"},"state":{"$ref":"#/components/schemas/State"}}},"State":{"description":"The current status reported back by the cluster.","type":"string","enum":["AVAILABLE","BUSY","CREATING","UPDATING","RESTORING","DESTROYING","DEGRADED","FAILED","UNKNOWN"]},"ClusterProperties":{"description":"Properties of a database cluster.","properties":{"displayName":{"$ref":"#/components/schemas/DisplayName"},"mariadbVersion":{"$ref":"#/components/schemas/MariadbVersion"},"dnsName":{"$ref":"#/components/schemas/DNSName"},"instances":{"$ref":"#/components/schemas/Instances"},"ram":{"$ref":"#/components/schemas/Ram"},"cores":{"$ref":"#/components/schemas/Cores"},"storageSize":{"$ref":"#/components/schemas/StorageSize"},"connections":{"type":"array","minItems":1,"maxItems":1,"items":{"$ref":"#/components/schemas/Connection"}},"maintenanceWindow":{"$ref":"#/components/schemas/MaintenanceWindow"},"backup":{"$ref":"#/components/schemas/BackupProperties"}},"type":"object"},"DisplayName":{"type":"string","description":"The friendly name of your cluster.","maxLength":63,"pattern":"^(\\w|:|\\-|\\ |.)+$"},"MariadbVersion":{"type":"string","description":"The MariaDB version of your cluster.","enum":["10.6","10.11"]},"DNSName":{"type":"string","description":"The DNS name pointing to your cluster."},"Instances":{"type":"integer","description":"The total number of instances in the cluster (one primary and n-1\nsecondary).\n","minimum":1,"maximum":5},"Ram":{"type":"integer","description":"The amount of memory per instance in gigabytes (GB).","minimum":4},"Cores":{"type":"integer","description":"The number of CPU cores per instance.","minimum":1},"StorageSize":{"type":"integer","description":"The amount of storage per instance in gigabytes (GB).","minimum":10,"maximum":2000},"Connection":{"description":"Details about the network connection for your cluster.","properties":{"datacenterId":{"description":"The datacenter to connect your cluster to.","type":"string"},"lanId":{"description":"The numeric LAN ID to connect your cluster to.","type":"string"},"cidr":{"type":"string","description":"The IP and subnet for your cluster.\nNote the following unavailable IP ranges:\n10.233.64.0/18\n10.233.0.0/18\n10.233.114.0/24\n"}},"required":["datacenterId","lanId","cidr"],"type":"object"},"MaintenanceWindow":{"description":"A weekly 4 hour-long window, during which maintenance might occur.\n","properties":{"time":{"type":"string","description":"Start of the maintenance window in UTC time.","pattern":"^(2[0-3]|[01]?[0-9]):([0-5]?[0-9]):([0-5]?[0-9])$"},"dayOfTheWeek":{"$ref":"#/components/schemas/DayOfTheWeek"}},"required":["time","dayOfTheWeek"],"type":"object"},"DayOfTheWeek":{"description":"The name of the week day.","type":"string","enum":["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"]},"BackupProperties":{"description":"Properties configuring the backup of the cluster.\n","properties":{"location":{"$ref":"#/components/schemas/BackupLocation"}},"type":"object"},"BackupLocation":{"type":"string","description":"The S3 location where the backups will be stored."},"ErrorMessage":{"properties":{"errorCode":{"type":"string","description":"Application internal error code\n"},"message":{"type":"string","description":"A human readable explanation specific to this occurrence of the\nproblem.\n"}},"type":"object"}},"responses":{"Error400":{"description":"Parse error.","content":{"application/json":{"schema":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the operation."},"messages":{"type":"array","items":{"$ref":"#/components/schemas/ErrorMessage"}}},"required":["httpStatus","messages"],"type":"object"}}}},"Error401":{"description":"Authentication error.","content":{"application/json":{"schema":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the 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cluster.","tags":["Clusters"],"parameters":[{"$ref":"#/components/parameters/ClusterIDPath"}],"responses":{"200":{"description":"The deleted cluster with `metadata.state` set to \"DESTROYING\".\n","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ClusterResponse"}}}},"400":{"$ref":"#/components/responses/Error400"},"401":{"$ref":"#/components/responses/Error401"},"403":{"$ref":"#/components/responses/Error403"},"404":{"$ref":"#/components/responses/Error404"},"405":{"$ref":"#/components/responses/Error405"},"415":{"$ref":"#/components/responses/Error415"},"422":{"$ref":"#/components/responses/Error422"},"429":{"$ref":"#/components/responses/Error429"},"500":{"$ref":"#/components/responses/Error500"},"503":{"$ref":"#/components/responses/Error503"}}}}}}
```

## Update a cluster

> Updates mutable attributes on a MariaDB cluster.

```json
{"openapi":"3.0.3","info":{"title":"IONOS DBaaS MariaDB REST API","version":"0.1.0"},"tags":[{"name":"Clusters","description":"Everything about MariaDB clusters."}],"servers":[{"url":"https://mariadb.de-fra.ionos.com","description":"Frankfurt, Germany"},{"url":"https://mariadb.de-txl.ionos.com","description":"Berlin, Germany"},{"url":"https://mariadb.es-vit.ionos.com","description":"Logroño, Spain"},{"url":"https://mariadb.fr-par.ionos.com","description":"Paris, France"},{"url":"https://mariadb.gb-lhr.ionos.com","description":"London, Great Britain"},{"url":"https://mariadb.us-ewr.ionos.com","description":"Newark, USA"},{"url":"https://mariadb.us-las.ionos.com","description":"Las Vegas, USA"},{"url":"https://mariadb.us-mci.ionos.com","description":"Lenexa, USA"}],"security":[{"tokenAuth":[]}],"components":{"securitySchemes":{"tokenAuth":{"type":"apiKey","in":"header","name":"Authorization","description":"Please provide header value as 'Bearer <token>' and don't forget to add\n'Bearer' 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cluster.","type":"string","enum":["AVAILABLE","BUSY","CREATING","UPDATING","RESTORING","DESTROYING","DEGRADED","FAILED","UNKNOWN"]},"PatchClusterProperties":{"description":"Properties of the payload to change a cluster:\n- instances can only be increased (3, 5, 7),\n- mariadbVersion can only be increased (no downgrade)\n- storageSize can only be increased,\n- ram and cores can be both increased and decreased.\n","properties":{"mariadbVersion":{"$ref":"#/components/schemas/MariadbVersion"},"instances":{"$ref":"#/components/schemas/Instances"},"cores":{"$ref":"#/components/schemas/Cores"},"ram":{"$ref":"#/components/schemas/Ram"},"storageSize":{"$ref":"#/components/schemas/StorageSize"},"displayName":{"$ref":"#/components/schemas/DisplayName"},"maintenanceWindow":{"$ref":"#/components/schemas/MaintenanceWindow"}},"type":"object"},"MariadbVersion":{"type":"string","description":"The MariaDB version of your cluster.","enum":["10.6","10.11"]},"Instances":{"type":"integer","description":"The total number of instances in the cluster (one primary and n-1\nsecondary).\n","minimum":1,"maximum":5},"Cores":{"type":"integer","description":"The number of CPU cores per instance.","minimum":1},"Ram":{"type":"integer","description":"The amount of memory per instance in gigabytes (GB).","minimum":4},"StorageSize":{"type":"integer","description":"The amount of storage per instance in gigabytes (GB).","minimum":10,"maximum":2000},"DisplayName":{"type":"string","description":"The friendly name of your cluster.","maxLength":63,"pattern":"^(\\w|:|\\-|\\ |.)+$"},"MaintenanceWindow":{"description":"A weekly 4 hour-long window, during which maintenance might occur.\n","properties":{"time":{"type":"string","description":"Start of the maintenance window in UTC time.","pattern":"^(2[0-3]|[01]?[0-9]):([0-5]?[0-9]):([0-5]?[0-9])$"},"dayOfTheWeek":{"$ref":"#/components/schemas/DayOfTheWeek"}},"required":["time","dayOfTheWeek"],"type":"object"},"DayOfTheWeek":{"description":"The name of the week day.","type":"string","enum":["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"]},"ClusterResponse":{"description":"A database cluster.","properties":{"id":{"$ref":"#/components/schemas/ResourceID"},"metadata":{"$ref":"#/components/schemas/ClusterMetadata"},"properties":{"$ref":"#/components/schemas/ClusterProperties"}},"type":"object"},"ResourceID":{"type":"string","description":"The unique ID of the resource."},"ClusterProperties":{"description":"Properties of a database cluster.","properties":{"displayName":{"$ref":"#/components/schemas/DisplayName"},"mariadbVersion":{"$ref":"#/components/schemas/MariadbVersion"},"dnsName":{"$ref":"#/components/schemas/DNSName"},"instances":{"$ref":"#/components/schemas/Instances"},"ram":{"$ref":"#/components/schemas/Ram"},"cores":{"$ref":"#/components/schemas/Cores"},"storageSize":{"$ref":"#/components/schemas/StorageSize"},"connections":{"type":"array","minItems":1,"maxItems":1,"items":{"$ref":"#/components/schemas/Connection"}},"maintenanceWindow":{"$ref":"#/components/schemas/MaintenanceWindow"},"backup":{"$ref":"#/components/schemas/BackupProperties"}},"type":"object"},"DNSName":{"type":"string","description":"The DNS name pointing to your cluster."},"Connection":{"description":"Details about the network connection for your cluster.","properties":{"datacenterId":{"description":"The datacenter to connect your cluster to.","type":"string"},"lanId":{"description":"The numeric LAN ID to connect your cluster to.","type":"string"},"cidr":{"type":"string","description":"The IP and subnet for your cluster.\nNote the following unavailable IP ranges:\n10.233.64.0/18\n10.233.0.0/18\n10.233.114.0/24\n"}},"required":["datacenterId","lanId","cidr"],"type":"object"},"BackupProperties":{"description":"Properties configuring the backup of the cluster.\n","properties":{"location":{"$ref":"#/components/schemas/BackupLocation"}},"type":"object"},"BackupLocation":{"type":"string","description":"The S3 location where the backups will be stored."},"ErrorMessage":{"properties":{"errorCode":{"type":"string","description":"Application internal error code\n"},"message":{"type":"string","description":"A human readable explanation specific to this occurrence of the\nproblem.\n"}},"type":"object"}},"responses":{"Error400":{"description":"Parse error.","content":{"application/json":{"schema":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the 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```