az dla --help Manage Data Lake Analytics accounts, jobs, and catalogs.

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This command group is in preview. It may be changed/removed in a future release.

Group
    az dla : Manage Data Lake Analytics accounts, jobs, and catalogs.
        This command group is in preview. It may be changed/removed in a future release.
Subgroups:
    account : Manage Data Lake Analytics accounts.
    catalog : Manage Data Lake Analytics catalogs.
    job     : Manage Data Lake Analytics jobs.