Deployment configuration file reference for big data clusters
Applies to: 
SQL Server 2019 (15.x)
Important
The Microsoft SQL Server 2019 Big Data Clusters add-on will be retired. Support for SQL Server 2019 Big Data Clusters will end on February 28, 2025. All existing users of SQL Server 2019 with Software Assurance will be fully supported on the platform and the software will continue to be maintained through SQL Server cumulative updates until that time. For more information, see the announcement blog post and Big data options on the Microsoft SQL Server platform.
This article provides a JSON file that documents the structure of a SQL Server 2019 big data cluster deployment configuration file.
Tip
Do not use this as your actual deployment configuration file. Instead, follow the instructions in the deployment guidance for how to work with configuration files.
Warning
The parameter imagePullPolicy is required to be set as "Always" in the deployment profile control.json file.
Deployment configuration file
Use the following JSON file as a reference for the structure and settings in a big data cluster deployment configuration file.
{
"apiVersion": {
"name": "API Version",
"description": "The API version"
},
"metadata": {
"kind": {
"name": "Deployment Type",
"description": "The type of deployment - in this case a 'Cluster'"
},
"name": {
"name": "Cluster Name",
"description": "SQL Server big data cluster name. This is also the name of the Kubernetes namespace to deploy SQLServer big data cluster into."
}
},
"spec": {
"resources": [
{
"spec": {
"type": {
"name": "Pool Type",
"description": "HDFS Name Node"
},
"replicas": {
"name": "HDFS Name Node Replicas",
"description": "The number of replicas you would like in HDFS Name Node pool"
},
"settings": {
"name": "HDFS Name Node pool configurations",
"description": "Configuration key-value pairs for HDFS Name Node pool, overriding service configurations"
}
}
},
{
"spec": {
"type": {
"name": "Pool Type",
"description": "Spark Head Node"
},
"replicas": {
"name": "Spark Head Node Replicas",
"description": "The number of replicas you would like in Spark Head Node pool"
},
"settings": {
"name": "Spark Head Node pool configurations",
"description": "Configuration key-value pairs for Spark Head Node pool, overriding service configurations"
}
}
},
{
"spec": {
"type": {
"name": "Pool Type",
"description": "Zookeeper"
},
"replicas": {
"name": "Zookeeper Node Replicas",
"description": "The number of replicas you would like in Zookeeper pool"
},
"settings": {
"name": "Zookeeper Node pool configurations",
"description": "Configuration key-value pairs for Zookeeper Node pool, overriding service configurations"
}
}
},
{
"spec": {
"type": {
"name": "Pool Type",
"description": "Gateway"
},
"replicas": {
"name": "Gateway Node Replicas",
"description": "The number of replicas you would like in Gateway pool"
},
"settings": {
"name": "Gateway pool configurations",
"description": "Configuration key-value pairs for Gateway pool, overriding service configurations"
},
"endpoints": [
{
"name": {
"name": "Gateway Endpoint Name",
"description": "Endpoint name of gateway pool"
},
"dnsName": {
"name": "Gateway DNS Name",
"description": "External DNS name for gateway pool"
},
"serviceType": {
"name": "Gateway Pool Endpoint Type",
"description": "Endpoint type of gateway pool - NodePort"
},
"port": {
"name": "Gateway Pool Port",
"description": "The port for the gateway endpoint"
}
}
]
}
},
{
"spec": {
"type": {
"name": "Pool Type",
"description": "AppProxy"
},
"replicas": {
"name": "AppProxy Node Replicas",
"description": "The number of replicas you would like in AppProxy pool"
},
"settings": {
"name": "AppProxy pool configurations",
"description": "Configuration key-value pairs for AppProxy pool, overriding service configurations"
},
"endpoints": [
{
"name": {
"name": "AppProxy Endpoint Name",
"description": "Endpoint name of appproxy pool"
},
"dnsName": {
"name": "AppProxy DNS Name",
"description": "External DNS name for appproxy pool"
},
"serviceType": {
"name": "AppProxy Pool Endpoint Type",
"description": "Endpoint type of appproxy pool - NodePort"
},
"port": {
"name": "AppProxy Pool Port",
"description": "The port for the appproxy endpoint"
}
}
]
}
},
{
"metadata": {
"kind": {
"name": "Deployment Type",
"description": "The type of deployment - in this case a Pool"
},
"name": {
"name": "Pool Name",
"description": "The name of the pool. `Default` is only allowed value in current version."
}
},
"spec": {
"type": {
"name": "Pool Type",
"description": "Master"
},
"replicas": {
"name": "Master Pool Replicas",
"description": "The number of replicas you would like in Master pool"
},
"settings": {
"name": "Master pool configurations",
"description": "Configuration key-value pairs for Master pool, overriding service configurations"
},
"storage": {
"className": {
"name": "Kubernetes Storage Class",
"description": "This indicates the name of the Kubernetes Storage Class to use. You must pre-provision the storage class and the persistent volumes or you can use a built in storage class if the platform you are deploying provides this capability."
},
"accessMode": {
"name": "Kubernetes Persistent Volume Access Mode",
"description": "Access mode for the Persistent Volume. Default value is ReadWriteOnce."
},
"size": {
"name": "Kubernetes Persistent Volume Claim Size",
"description": "The size of each Persisted Volume Claim created. Default value is 10Gi."
}
},
"endpoints": [
{
"name": {
"name": "Master Endpoint Name",
"description": "Endpoint name of Master pool"
},
"dnsName": {
"name": "Master DNS Name",
"description": "External DNS name for Master pool"
},
"serviceType": {
"name": "Master Pool Endpoint Type",
"description": "Endpoint type of Master Pool - NodePort"
},
"port": {
"name": "Master Pool Port",
"description": "The port for the master endpoint"
}
}
]
}
},
{
"metadata": {
"kind": {
"name": "Deployment Type",
"description": "The type of deployment - in this case a Pool"
},
"name": {
"name": "Pool Name",
"description": "The name of the pool. `Default` is only allowed value in current version."
}
},
"spec": {
"type": {
"name": "Pool Type",
"description": "Compute"
},
"replicas": {
"name": "Compute Pool Replicas",
"description": "The number of replicas you would like in Compute pool"
},
"settings": {
"name": "Compute pool configurations",
"description": "Configuration key-value pairs for Compute pool, overriding service configurations"
},
"storage": {
"className": {
"name": "Kubernetes Storage Class",
"description": "This indicates the name of the Kubernetes Storage Class to use. You must pre-provision the storage class and the persistent volumes or you can use a built in storage class if the platform you are deploying provides this capability."
},
"accessMode": {
"name": "Kubernetes Persistent Volume Access Mode",
"description": "Access mode for the Persistent Volume. Default value is ReadWriteOnce."
},
"size": {
"name": "Kubernetes Persistent Volume Claim Size",
"description": "The size of each Persisted Volume Claim created. Default value is 10Gi."
}
}
}
},
{
"metadata": {
"kind": {
"name": "Deployment Type",
"description": "The type of deployment - in this case a Pool"
},
"name": {
"name": "Pool Name",
"description": "The name of the pool. `Default` is only allowed value in current version."
}
},
"spec": {
"type": {
"name": "Pool Type",
"description": "Data"
},
"replicas": {
"name": "Data Pool Replicas",
"description": "The number of replicas you would like in Data pool"
},
"settings": {
"name": "Data pool configurations",
"description": "Configuration key-value pairs for Data pool, overriding service configurations"
},
"storage": {
"className": {
"name": "Kubernetes Storage Class",
"description": "This indicates the name of the Kubernetes Storage Class to use. You must pre-provision the storage class and the persistent volumes or you can use a built in storage class if the platform you are deploying provides this capability."
},
"accessMode": {
"name": "Kubernetes Persistent Volume Access Mode",
"description": "Access mode for the Persistent Volume. Default value is ReadWriteOnce."
},
"size": {
"name": "Kubernetes Persistent Volume Claim Size",
"description": "The size of each Persisted Volume Claim created. Default value is 10Gi."
}
}
}
},
{
"metadata": {
"kind": {
"name": "Deployment Type",
"description": "The type of deployment - in this case a Pool"
},
"name": {
"name": "Pool Name",
"description": "The name of the pool. `Default` is only allowed value in current version."
}
},
"spec": {
"type": {
"name": "Pool Type",
"description": "Storage"
},
"replicas": {
"name": "Storage Pool Replicas",
"description": "The number of replicas you would like in Storage pool"
},
"settings": {
"name": "Storage pool configurations",
"description": "Configuration key-value pairs for Storage pool, overriding service configurations"
},
"storage": {
"className": {
"name": "Kubernetes Storage Class",
"description": "This indicates the name of the Kubernetes Storage Class to use. You must pre-provision the storage class and the persistent volumes or you can use a built in storage class if the platform you are deploying provides this capability."
},
"accessMode": {
"name": "Kubernetes Persistent Volume Access Mode",
"description": "Access mode for the Persistent Volume. Default value is ReadWriteOnce."
},
"size": {
"name": "Kubernetes Persistent Volume Claim Size",
"description": "The size of each Persisted Volume Claim created. Default value is 10Gi."
}
}
}
},
{
"metadata": {
"kind": {
"name": "Deployment Type",
"description": "The type of deployment - in this case a Pool"
},
"name": {
"name": "Pool Name",
"description": "The name of the pool. `Default` is only allowed value in current version."
}
},
"spec": {
"type": {
"name": "Pool Type",
"description": "Spark - this is an optional pool that only runs Spark job, it does not run HDFS data node"
},
"replicas": {
"name": "Spark Pool Replicas",
"description": "The number of replicas you would like in Spark pool"
},
"settings": {
"name": "Spark pool configurations",
"description": "Configuration key-value pairs for Spark pool, overriding service configurations"
},
"storage": {
"className": {
"name": "Kubernetes Storage Class",
"description": "This indicates the name of the Kubernetes Storage Class to use. You must pre-provision the storage class and the persistent volumes or you can use a built in storage class if the platform you are deploying provides this capability."
},
"accessMode": {
"name": "Kubernetes Persistent Volume Access Mode",
"description": "Access mode for the Persistent Volume. Default value is ReadWriteOnce."
},
"size": {
"name": "Kubernetes Persistent Volume Claim Size",
"description": "The size of each Persisted Volume Claim created. Default value is 10Gi."
}
}
}
}
],
"services": {
"sql": {
"resources": [
{
"name": "Resource",
"description": "Resource to be included in sql service, includes master, compute, data and storage pool"
}
],
"settings": {
"name": "sql service configurations",
"description": "Configuration key-value pairs for sql service"
}
},
"hdfs": {
"resources": [
{
"name": "Resource",
"description": "Resource to be included in hdfs service, includes name node, zookeeper, storage and spark head pool, optionally includes spark pool"
}
],
"settings": {
"name": "hdfs service configurations",
"description": "Configuration key-value pairs for hdfs service"
}
},
"spark": {
"resources": [
{
"name": "Resource",
"description": "Resource to be included in spark service, includes storage and spark head pool, optionally includes spark pool"
}
],
"settings": {
"name": "spark service configurations",
"description": "Configuration key-value pairs for spark service"
}
}
}
}
}
Next steps
For more information on how to use and customize deployment configuration files, see How to deploy SQL Server Big Data Clusters on Kubernetes.