Unable to retrieve DDL for external tables

[ChandraSaiKarthik]

Description:
When attempting to generate the CREATE (DDL) script for an external table in PostgreSQL using the extension, the following error occurs:

The following errors occurred: categories: Could not retrieve DDL for categories
Error getting categories. Error: Postgres support does not include externalTable scripting.

Steps to Reproduce:

1. Connect to a PostgreSQL database that contains external tables.
2. Navigate to Tables → Select an external table (e.g., categories).
3. Right-click → Script → CREATE (DDL).
4. Observe the error notification.

[mikeburgh]

Yeap, my bad, forgot to add the mapping for it.. fixed now in 1.17.31 which has been released.