New-AzureRmHDInsightMapReduceJobDefinition

Reference

Module:: AzureRM.HDInsight

Creates a MapReduce job object.

Warning

The AzureRM PowerShell module has been officially deprecated as of February 29, 2024. Users are advised to migrate from AzureRM to the Az PowerShell module to ensure continued support and updates.

Although the AzureRM module may still function, it's no longer maintained or supported, placing any continued use at the user's discretion and risk. Please refer to our migration resources for guidance on transitioning to the Az module.

Syntax

New-AzureRmHDInsightMapReduceJobDefinition
   [-Arguments <String[]>]
   [-Files <String[]>]
   [-StatusFolder <String>]
   -ClassName <String>
   [-Defines <Hashtable>]
   -JarFile <String>
   [-JobName <String>]
   [-LibJars <String[]>]
   [-DefaultProfile <IAzureContextContainer>]
   [<CommonParameters>]

Description

The New-AzureRmHDInsightMapReduceJobDefinition cmdlet defines a new MapReduce job for use with an Azure HDInsight cluster.

Examples

Example 1: Create a MapReduce job definition

PS C:\># Cluster info
PS C:\>$clusterName = "your-hadoop-001"
PS C:\>$clusterCreds = Get-Credential

PS C:\>New-AzureRmHDInsightMapReduceJobDefinition -StatusFolder $statusFolder `
            -ClassName $className `
            -JarFile $jarFilePath `
        | Start-AzureRmHDInsightJob `
            -ClusterName $clusterName `
            -ClusterCredential $clusterCreds

This command creates a MapReduce job definition.

Parameters

-Arguments

Specifies an array of arguments for the job. The arguments are passed as command-line arguments to each task.

Type:	String[]
Position:	Named
Default value:	None
Required:	False
Accept pipeline input:	False
Accept wildcard characters:	False

-ClassName

Specifies the job class in the JAR file.

Type:	String
Position:	Named
Default value:	None
Required:	True
Accept pipeline input:	False
Accept wildcard characters:	False

-DefaultProfile

The credentials, account, tenant, and subscription used for communication with azure

Type:	IAzureContextContainer
Aliases:	AzureRmContext, AzureCredential
Position:	Named
Default value:	None
Required:	False
Accept pipeline input:	False
Accept wildcard characters:	False

-Defines

Specifies Hadoop configuration values to set for when the job runs.

Type:	Hashtable
Position:	Named
Default value:	None
Required:	False
Accept pipeline input:	False
Accept wildcard characters:	False

-Files

Specifies a collection of files that are associated with a Hive job.

Type:	String[]
Position:	Named
Default value:	None
Required:	False
Accept pipeline input:	False
Accept wildcard characters:	False

-JarFile

Specifies the JAR file to use for the job.

Type:	String
Position:	Named
Default value:	None
Required:	True
Accept pipeline input:	False
Accept wildcard characters:	False

-JobName

Specifies the name of the job.

Type:	String
Position:	Named
Default value:	None
Required:	False
Accept pipeline input:	False
Accept wildcard characters:	False

-LibJars

Specifies the lib JARS for the job.

Type:	String[]
Position:	Named
Default value:	None
Required:	False
Accept pipeline input:	False
Accept wildcard characters:	False

-StatusFolder

Specifies the location of the folder that contains standard outputs and error outputs for a job.

Type:	String
Position:	Named
Default value:	None
Required:	False
Accept pipeline input:	False
Accept wildcard characters:	False

Inputs

None

Outputs

AzureHDInsightMapReduceJobDefinition

Start-AzureRmHDInsightJob