Get-AzSqlInstance
Returns information about Azure SQL Managed Database Instance.
Syntax
DefaultParameterSet (Default)
Get-AzSqlInstance
[-Name <String>]
[-ResourceGroupName <String>]
[-ExpandActiveDirectoryAdministrator]
[-DefaultProfile <IAzureContextContainer>]
[<CommonParameters>]
ListByInstancePoolObjectParameterSet
Get-AzSqlInstance
[-InstancePool] <AzureSqlInstancePoolModel>
[-ExpandActiveDirectoryAdministrator]
[-DefaultProfile <IAzureContextContainer>]
[<CommonParameters>]
ListByInstancePoolResourceIdentiferParameterSet
Get-AzSqlInstance
[-InstancePoolResourceId] <String>
[-ExpandActiveDirectoryAdministrator]
[-DefaultProfile <IAzureContextContainer>]
[<CommonParameters>]
GetByManagedInstanceResourceIdentifierParameterSet
Get-AzSqlInstance
[-ResourceId] <String>
[-ExpandActiveDirectoryAdministrator]
[-DefaultProfile <IAzureContextContainer>]
[<CommonParameters>]
ListByInstancePoolParameterSet
Get-AzSqlInstance
[-InstancePoolName] <String>
-ResourceGroupName <String>
[-ExpandActiveDirectoryAdministrator]
[-DefaultProfile <IAzureContextContainer>]
[<CommonParameters>]
Description
The Get-AzSqlInstance cmdlet returns information about one or more Azure SQL Managed Instances. Specify the name of an instance to see information for only that instance.
Examples
Example 1: Get all instances assigned to a resource group
Get-AzSqlInstance -ResourceGroupName "ResourceGroup01"
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance1
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance1
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
IsGeneralPurposeV2 :
FullyQualifiedDomainName : managedInstance1.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin1
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
StorageIOps :
ZoneRedundant : false
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance2
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance2
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
IsGeneralPurposeV2 :
FullyQualifiedDomainName : managedInstance2.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin2
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
StorageIOps :
DnsZone : ad35cna0mw
ZoneRedundant : false
This command gets information about all instances assigned to the resource group ResourceGroup01.
Example 2: Get information about an instance
Get-AzSqlInstance -Name "managedInstance1" -ResourceGroupName "ResourceGroup01"
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance1
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance1
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
IsGeneralPurposeV2 :
FullyQualifiedDomainName : managedInstance1.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin1
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
StorageIOps :
DnsZone : ad35cna0mw
ZoneRedundant : false
This command gets information about the instance named managedInstance1.
Example 3: Get all instances assigned to a resource group using filtering
Get-AzSqlInstance -ResourceGroupName "ResourceGroup01" -Name "managedInstance*"
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance1
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance1
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
IsGeneralPurposeV2 :
FullyQualifiedDomainName : managedInstance1.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin1
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
StorageIOps :
DnsZone : ad35cna0mw
ZoneRedundant : false
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance2
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance2
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
IsGeneralPurposeV2 :
FullyQualifiedDomainName : managedInstance2.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin2
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
StorageIOps :
DnsZone : ad35cna0mw
ZoneRedundant : false
This command gets information about all instances assigned to the resource group ResourceGroup01 that start with "managedInstance".
Example 4: Get all instances within an instance pool
Get-AzSqlInstance -ResourceGroupName "ResourceGroup01" -InstancePoolName "instancePool0"
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance1
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance1
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
FullyQualifiedDomainName : managedInstance1.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin1
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
DnsZone : ad35cna0mw
InstancePoolName : instancePool0
ZoneRedundant : false
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance2
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance2
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
FullyQualifiedDomainName : managedInstance2.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin2
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
DnsZone : ad35cna0mw
InstancePoolName : instancePool0
ZoneRedundant : false
This command gets information about all instances within the instance pool "instancePool0".
Example 5: Get all instances within an instance pool using instance pool object
$instancePool = Get-AzSqlInstancePool -ResourceGroupName "ResourceGroup01" -Name "instancePool0"
Get-AzSqlInstance -InstancePool $instancePool
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance1
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance1
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
FullyQualifiedDomainName : managedInstance1.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin1
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
DnsZone : ad35cna0mw
InstancePoolName : instancePool0
ZoneRedundant : false
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance2
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance2
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
FullyQualifiedDomainName : managedInstance2.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin2
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
DnsZone : ad35cna0mw
InstancePoolName : instancePool0
ZoneRedundant : false
This command gets information about all instances within the instance pool "instancePool0".
Example 6: Get all instances within an instance pool using instance pool resource identifier
Get-AzSqlInstance -InstancePoolResourceId "/subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/instancePools/instancePool0"
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance1
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance1
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
FullyQualifiedDomainName : managedInstance1.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin1
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
DnsZone : ad35cna0mw
InstancePoolName : instancePool0
ZoneRedundant : false
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance2
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance2
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
FullyQualifiedDomainName : managedInstance2.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin2
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
DnsZone : ad35cna0mw
InstancePoolName : instancePool0
ZoneRedundant : false
This command gets information about all instances within the instance pool "instancePool0".
Example 7: Get a managed instance using its resource identifier
Get-AzSqlInstance -ResourceId "/subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance1"
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance1
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance1
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
IsGeneralPurposeV2 :
FullyQualifiedDomainName : managedInstance1.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin1
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
StorageIOps :
DnsZone : ad35cna0mw
InstancePoolName :
ZoneRedundant : false
This command gets information about the instance named managedInstance1.
Example 8: Get all instances assigned to a resource group with external administrator information
$val = Get-AzSqlInstance -ResourceGroupName "ResourceGroup01" -ExpandActiveDirectoryAdministrator
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance1
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance1
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
IsGeneralPurposeV2 :
FullyQualifiedDomainName : managedInstance1.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin1
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
StorageIOps :
Administrators : Microsoft.Azure.Management.Sql.Models.ManagedInstanceExternalAdministrator
ZoneRedundant : false
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance2
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance2
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
IsGeneralPurposeV2 :
FullyQualifiedDomainName : managedInstance2.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin2
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
StorageIOps :
DnsZone : ad35cna0mw
Administrators : Microsoft.Azure.Management.Sql.Models.ManagedInstanceExternalAdministrator
ZoneRedundant : false
$val.Administrators
AdministratorType : ActiveDirectory
PrincipalType : Group
Login : Dummy
Sid : df7667b8-f9fd-4029-a0e3-b43c75ce9538
TenantId : 00001111-aaaa-2222-bbbb-3333cccc4444
AzureADOnlyAuthentication : True
AdministratorType : ActiveDirectory
PrincipalType : Group
Login : Dummy2
Sid : df7667b8-f9fd-4029-a0e3-b43c75ce9538
TenantId : 00001111-aaaa-2222-bbbb-3333cccc4444
AzureADOnlyAuthentication : True
This command gets information about all instances assigned to the resource group ResourceGroup01. .
Example 9: Get information about an instance with external administrator information
$val = Get-AzSqlInstance -Name "managedInstance1" -ResourceGroupName "ResourceGroup01" -ExpandActiveDirectoryAdministrator
Location : westcentralus
Id : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Sql/managedInstances/managedInstance1
ResourceGroupName : resourcegroup01
ManagedInstanceName : managedInstance1
Tags :
Identity : Microsoft.Azure.Management.Sql.Models.ResourceIdentity
Sku : Microsoft.Azure.Management.Internal.Resources.Models.Sku
IsGeneralPurposeV2 :
FullyQualifiedDomainName : managedInstance1.wcusxxxxxxxxxxxxx.database.windows.net
AdministratorLogin : adminLogin1
AdministratorPassword :
SubnetId : /subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/resourceGroups/resourcegroup01/providers/Microsoft.Network/virtualNetworks/vnet_name/subnets/subnet_name
LicenseType : BasePrice
VCores : 8
StorageSizeInGB : 512
StorageIOps :
DnsZone : ad35cna0mw
Administrators : Microsoft.Azure.Management.Sql.Models.ManagedInstanceExternalAdministrator
ZoneRedundant : false
$val.Administrators
AdministratorType : ActiveDirectory
PrincipalType : Group
Login : Dummy
Sid : df7667b8-f9fd-4029-a0e3-b43c75ce9538
TenantId : 00001111-aaaa-2222-bbbb-3333cccc4444
AzureADOnlyAuthentication : True
This command gets information about the instance named managedInstance1.
Parameters
-DefaultProfile
The credentials, account, tenant, and subscription used for communication with Azure.
Parameter properties
| Type: | IAzureContextContainer |
| Default value: | None |
| Supports wildcards: | False |
| DontShow: | False |
| Aliases: | AzContext, AzureRmContext, AzureCredential |
Parameter sets
(All)
| Position: | Named |
| Mandatory: | False |
| Value from pipeline: | False |
| Value from pipeline by property name: | False |
| Value from remaining arguments: | False |
-ExpandActiveDirectoryAdministrator
Expand Active Directory Administrator Information on the server.
Parameter properties
| Type: | SwitchParameter |
| Default value: | None |
| Supports wildcards: | False |
| DontShow: | False |
Parameter sets
(All)
| Position: | Named |
| Mandatory: | False |
| Value from pipeline: | False |
| Value from pipeline by property name: | False |
| Value from remaining arguments: | False |
-InstancePool
The instance pool parent object.
Parameter properties
| Type: | AzureSqlInstancePoolModel |
| Default value: | None |
| Supports wildcards: | False |
| DontShow: | False |
| Aliases: | ParentObject |
Parameter sets
ListByInstancePoolObjectParameterSet
| Position: | 0 |
| Mandatory: | True |
| Value from pipeline: | True |
| Value from pipeline by property name: | False |
| Value from remaining arguments: | False |
-InstancePoolName
The name of the instance pool.
Parameter properties
| Type: | String |
| Default value: | None |
| Supports wildcards: | True |
| DontShow: | False |
Parameter sets
ListByInstancePoolParameterSet
| Position: | 1 |
| Mandatory: | True |
| Value from pipeline: | False |
| Value from pipeline by property name: | False |
| Value from remaining arguments: | False |
-InstancePoolResourceId
The instance pool resource identifier.
Parameter properties
| Type: | String |
| Default value: | None |
| Supports wildcards: | False |
| DontShow: | False |
Parameter sets
ListByInstancePoolResourceIdentiferParameterSet
| Position: | 0 |
| Mandatory: | True |
| Value from pipeline: | False |
| Value from pipeline by property name: | True |
| Value from remaining arguments: | False |
-Name
SQL instance name.
Parameter properties
| Type: | String |
| Default value: | None |
| Supports wildcards: | True |
| DontShow: | False |
| Aliases: | InstanceName |
Parameter sets
DefaultParameterSet
| Position: | Named |
| Mandatory: | False |
| Value from pipeline: | False |
| Value from pipeline by property name: | False |
| Value from remaining arguments: | False |
-ResourceGroupName
The name of the resource group.
Parameter properties
| Type: | String |
| Default value: | None |
| Supports wildcards: | False |
| DontShow: | False |
Parameter sets
DefaultParameterSet
| Position: | Named |
| Mandatory: | False |
| Value from pipeline: | False |
| Value from pipeline by property name: | False |
| Value from remaining arguments: | False |
-ResourceId
The managed instance resource identifier.
Parameter properties
| Type: | String |
| Default value: | None |
| Supports wildcards: | False |
| DontShow: | False |
Parameter sets
GetByManagedInstanceResourceIdentifierParameterSet
| Position: | 0 |
| Mandatory: | True |
| Value from pipeline: | False |
| Value from pipeline by property name: | True |
| Value from remaining arguments: | False |
CommonParameters
This cmdlet supports the common parameters: -Debug, -ErrorAction, -ErrorVariable, -InformationAction, -InformationVariable, -OutBuffer, -OutVariable, -PipelineVariable, -ProgressAction, -Verbose, -WarningAction, and -WarningVariable. For more information, see about_CommonParameters.