dmdescribe - Describe source tables

Use this command to send source table metadata changes over to the target.

This command exits after it has successfully described the specified subscriptions.

Syntax

dmdescribe [-I <name>] -A|-s <subscription ...> [-L <locale>]

[-I <name>]: Specifies the CDC Replication instance for which you want to send source metadata changes over to the target. Alternatively, you can specify the TSINSTANCE environment variable in place of this value.
-A: Specifies that CDC Replication will send source metadata changes made to all subscriptions over to the target.
-s <subscription ...>: Specifies that CDC Replication sends source metadata changes for the indicated subscriptions over to the target. To specify multiple subscriptions, list the subscriptions separated by a space.
[-L <locale>]: The name of the locale used for the CDC Replication instance. The default is your machine's locale.

This command returns a value of 0 if the command was successful and a non-zero value if the command fails.

dmdescribe
-I NEWINSTANCE -s FINANCE

CDC Replication sends source metadata changes in the Finance subscription over to the target for the specified instance.