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Version: 1.22.0

About preview features

Preview features are still under development and are subject to improvement.

Currently, the following preview features need to be enabled before you can use them:

Data Migrator

Hive Migrator

Using a preview feature and have feedback to share? Contact WANdisco.

Preview features - need enabling​

Check which preview features are currently active and enable or disable them with the following steps.

Data Migrator preview features​

View preview feature status

Use this command to return the status of all available preview features:

curl localhost:18080/preview

The command will return information similar to the following:

Output
{
  "preview/<feature>" : "OFF",
  "preview/<feature>" : "OFF"
}

Enable a preview feature

  1. Open /etc/wandisco/livedata-migrator/application.properties in a text editor.
  2. On the preview feature parameter line, change OFF to ON. For example:
    Example for enabling verifications
    preview.feature.verifications
  3. Save the file.
  4. Restart the Data Migrator service.
    See System service commands - Data Migrator.

The preview feature is now enabled. To turn a preview feature off, follow the same steps, but replace ON with OFF.

Hive Migrator preview features​

These preview features apply to the Hive Migrator component of Data Migrator, which migrates a range of metadata types, including Hive metadata.

View preview feature status

Use this command to return the status of all available preview features:

curl localhost:6780/preview

The command will return information similar to the following:

Output
{
  "ratelimit" : "OFF"
}

Enable a preview feature

  1. Open /etc/wandisco/hivemigrator/application.properties in a text editor.
  2. Add the following preview feature parameter line:
    preview.feature.ratelimit=ON
  3. Save the file.
  4. Restart the Hive Migrator service. See System service commands - Hive Migrator.

The preview feature is now enabled. To turn a preview feature off, follow the same steps, but replace ON with OFF.

Preview features - automatically enabled​

The following preview features are automatically enabled when you install Data Migrator: