Sometimes you need to convert RedShift to PostgreSQL, you can use Withdata DBCopier as RedShift to PostgreSQL Converter (Copier / Transferor / Importer).
Works GREAT in 2025.
Support Windows, Linux, and macOS.
Can run in GUI mode, Step by Step, just a few mouse clicks.
Can run in CLI (Command Line Interface), for Scheduled Tasks and Streams, for Automation.
After converting RedShift to PostgreSQL in GUI, and Saving "RedShift to PostgreSQL" session, then you can: