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Activate TDengine Historian

This procedure describes how to activate a TDengine Historian license. The operations in this procedure are performed in TDengine TSDB-Enterprise, but the licensing applies to TDengine Historian, including both TDengine TSDB-Enterprise and TDengine IDMP.

Prerequisites​

  • Contact TDengine or an authorized reseller to purchase TDengine Historian.
  • Install and deploy TDengine Historian (TDengine TSDB-Enterprise and TDengine IDMP) on the actual machines that you intend to license.

Procedure​

Obtain Your Activation Code​

  1. On the machine running TDengine TSDB-Enterprise, open the TDengine CLI as the root user:

    taos

  2. Run the following SQL statement to obtain required information for your deployment:

    SHOW CLUSTER MACHINES;

    Sample output is displayed as follows:

             id         | dnode_num |          machine         | version  |
    =======================================================================
    3609687158593567855 | 1         | Bdw+qvOCyvAOc3SS5GIyEOIi | 3.3.6.13 |

  3. Copy the entire output of the statement and send it to your account representative or authorized reseller. Also include the following information:

    • The name of your company
    • The name and email address of the primary technical contact
    • The intended environment (production, PoC, or testing)
    • The intended number of historian tags. For more information, see TDengine Historian Pricing.
    • The desired term of the license

    Your account representative or reseller will send you an activation code that you use to activate your TDengine Historian deployment.

Activate Your Deployment​

  1. On the machine running TDengine TSDB-Enterprise, open the TDengine CLI as the root user.

    taos

  2. Apply the activation code to your cluster:

    ALTER CLUSTER 'activeCode' '<your-activation-code>';

Your TDengine Historian deployment is now licensed. You can run the following SQL statement to view the details of your license, including expiration date:

SHOW GRANTS\G;